annotate Small_CPU/Src/wireless.c @ 101:83feba2ad1c3 kittz

globals
author Dmitry Romanov <kitt@bk.ru>
date Tue, 27 Nov 2018 13:18:59 +0300
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1 /**
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2 ******************************************************************************
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3 * @file wireless.c
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4 * @author heinrichs weikamp gmbh
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5 * @date 02-July-2015
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6 * @version V0.0.2
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7 * @since 24-March-2016
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8 * @brief Data transfer via magnetic field using Manchester code
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9 *
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10 @verbatim
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11 ==============================================================================
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12 ##### How to use #####
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13 ==============================================================================
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14 history:
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15 160324 V 0.0.2 für Bonex Sender (Only in old hardware. No longer supported)
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16
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17
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18 PA2 triggers to falling edge
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19 PA1 triggers to rising edge
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20 see baseCPU2.c definitions of ports for details
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21 time base is the systick of CMSIS with SysTick->VAL for sub ms info
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22
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23
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24 start id is 4 ms low (fall to rise time)
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25 old: followed by 2 ms high (but can continue with high on sending '0' next (Hi->Lo)
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26 160324: followed by bit 0: high to low of byte 1
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27
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28 even index numbers are falling edge
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29 odd index numbers are rising edge
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30
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31 first bit ('1' or '0' can be evaluated with triggerTimeDiffArray[2] (falling edge)
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32 if it is much longer than 2ms than the first bit is '0'
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33 if it is 2ms than it is '1'
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34
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35 // Manchester code: 1 = low to high; 0 = high to low;
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36 bits are either
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37 rising edge at the middle of the bit transfer -> 1
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38 falling edge at the middle of the bit transfer -> 0
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39
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40 an array is used with even index for falling and odd for rising
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41 the next time difference array entry is set to 0 to identify the loss of any edge
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42 the time index is stored as microseconds
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43 and generated by systick and SysTick->VAL (that is counting down from ->LOAD)
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44
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45 old: startTime is the first falling edge, hence the ver first falling edge of the start byte)
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46 160324: startTime is the first rising edge
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47
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48 160324: total transfer time (excluding start with 8 ms) 10*8*2ms + 2ms (stop bit) = 162 ms
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49
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50 Definition: first bit is always '0'
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51 old: to recognize second start bit easily!
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52 old: hence after 2 ms there is a falling edge!
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53 160324: after 1 ms is a falling edge of first bit with value 0
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54
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55 160324:
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56 Measurement of send data: length 162 ms including stop bit
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57 81 bit
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58
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59 @endverbatim
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60 ******************************************************************************
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61 * @attention
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62 *
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63 * <h2><center>&copy; COPYRIGHT(c) 2016 heinrichs weikamp</center></h2>
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64 *
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65 ******************************************************************************
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66 */
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67 /* Includes ------------------------------------------------------------------*/
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68 #include "stm32f4xx_hal.h"
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69 #include "wireless.h"
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70 #include "scheduler.h"
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71
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72 /* array starts with first falling edge
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73 * old: beginning of first start byte,
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74 * old: data starts on 3
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75 * new: beginning of first bit that is always 0 -> high->low
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76 * new: data starts on 0
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77 */
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78
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79 #define ttdaSize (1200)
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80
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81 #define TIMEOUTSIZE (20000)
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82
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83 #define WIRELESS_OK (0)
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84 #define WIRELESS_FAIL (1)
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85
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86 #define FALLING (0)
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87 #define RISING (1)
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88
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89 //#define STEP_HALFBIT (1010)
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90 #define STEP_HALFBIT (1000)
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91 #define LIMIT_STARTBIT (5000)
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92 #define MIN_TIME_STARTBIT (3800)
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93 #define MAX_TIME_FIRST_STARTBIT (5200)
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94 #define MIN_TIME_BOTH_STARTBITS (MIN_TIME_STARTBIT + MIN_TIME_STARTBIT)
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95 #define MAX_TIME_BOTH_STARTBITS (MAX_TIME_FIRST_STARTBIT + 4200)
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96 // includes necessary start bit (2000 us) and timing issues
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97 #define HELPER_MAX_DATA_LENGTH_TOLERANCE (10*STEP_HALFBIT)
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98 #define HELPER_MAX_DATA_BYTES (10) ///< 160324: 10, before 8
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99 #define MAX_DATA_BITS (HELPER_MAX_DATA_BYTES*8)
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100 #define MAX_DATA_LENGTH ((STEP_HALFBIT*2*MAX_DATA_BITS) + HELPER_MAX_DATA_LENGTH_TOLERANCE)
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101
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102 #define MAX_DIFF_IN_MS ((MAX_DATA_LENGTH+999)/1000)
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103
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104 void wireless_reset(uint32_t timeMain, uint32_t timeSub);
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105
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106 /* triggerTimeDiffArray in us with max 65 ms */
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107
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108 int32_t triggerNewArray[ttdaSize][2];
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109
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110 int32_t triggerNewArrayDebugStartBits[20][2];
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111
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112 //uint16_t triggerTimeDiffArray[ttdaSize];
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113 uint16_t ttdaPointer;
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114 uint32_t startTimeMain;
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115
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116 uint32_t subDivisorX1000;
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117 uint8_t blockDataCapture = 0;
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118 uint8_t evaluateRequest = 0; ///<
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119
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120 uint8_t found_first_4ms_high = 0; ///<
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121 uint8_t found_second_4ms_low = 0; ///<
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122
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123
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124
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125
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126 // ===============================================================================
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127 // wireless_init
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128 /// @brief has to be called once to initialize the variables
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129 // ===============================================================================
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130 void wireless_init(void)
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131 {
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132 subDivisorX1000 = SysTick->LOAD; ///< never changes
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133 wireless_reset(0,0);
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134 ttdaPointer = 0; ///< is set back again by timeout or on error
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135 blockDataCapture = 0;
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136 //triggerTimeDiffArray[0] = 0;
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137 }
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138
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139
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140 /**
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141 ******************************************************************************
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142 * @brief RECORDING functions
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143 * @author heinrichs weikamp gmbh
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144 * @date 03-July-2015
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145 * @version V0.0.1
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146 * @since 03-July-2015
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147 ******************************************************************************
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148 */
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149
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150
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151 // ===============================================================================
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152 // wireless_getTime
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153 /// @brief RECORDING
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154 ///
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155 /// @param
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156 // ===============================================================================
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157 void wireless_getTime(uint32_t *timeMain, uint32_t *timeSub)
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158 {
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159 uint32_t timeSub2, timeMain2;
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160
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161 *timeSub = SysTick->VAL;
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162 *timeMain = HAL_GetTick();
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163 timeSub2 = SysTick->VAL;
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164 timeMain2 = HAL_GetTick();
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165
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166 /*
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167 static uint32_t difference = 0;
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168 if(ttdaPointer == 1)
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169 difference = 7; //& breakpoint
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170 */
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171
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172 if((timeSub2 > *timeSub) && (timeMain2 == *timeMain))
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173 *timeMain -= 1;
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174
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175 *timeSub = subDivisorX1000 - *timeSub;
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176 *timeSub *= 1000;
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177 *timeSub /= subDivisorX1000;
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178 }
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179
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180
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181
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182 /* stored value _could be_ in multiples of 2 us
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183 * to have 1000 for each byte
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184 * 0000 is beginning of start bit (always 1)
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185 * 1000 is beginning of first bit (if timing is perfect, otherwise less or more)
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186 * ...
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187 * XXXX000 is beginning of XXXX bit
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188 *
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189 */
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190
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191 // ===============================================================================
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192 // wireless_time0keeper
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193 /// @brief RECORDING
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194 ///
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195 /// @param
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196 /// @return still in us
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197 // ===============================================================================
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198 int32_t wireless_time0keeper(uint8_t store1_or_diffOut0, uint32_t timeMain, uint32_t timeSub)
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199 {
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200 static uint32_t storeMain = 0, storeSub = 0;
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201
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202 /* store time0 */
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203 if(store1_or_diffOut0)
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204 {
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205 storeMain = timeMain;
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206 storeSub = timeSub;
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207 return 0;
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208 }
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209
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210 /* evaluate time difference */
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211 int32_t diff = 0;
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212
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213 if((timeMain < storeMain) || ((timeMain - storeMain) > MAX_DIFF_IN_MS))
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214 return -1;
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215
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216 diff = timeMain - storeMain;
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217 diff *= 1000;
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218 diff += timeSub;
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219 diff -= storeSub;
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220
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221 return diff;
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222 }
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223
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224
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225 // ===============================================================================
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226 // wireless_save_time0
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227 /// @brief RECORDING
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228 ///
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229 /// @param
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230 // ===============================================================================
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231 void wireless_save_time0(uint32_t timeMain, uint32_t timeSub)
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232 {
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233 wireless_time0keeper(1, timeMain, timeSub);
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234 }
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235
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236
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237 // ===============================================================================
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238 // wireless_get_time_since_time0
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239 /// @brief RECORDING
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240 ///
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241 /// @param
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242 /// @return
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243 // ===============================================================================
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244 int32_t wireless_get_time_since_time0(uint32_t timeMain, uint32_t timeSub)
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245 {
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246 return wireless_time0keeper(0, timeMain, timeSub);
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247 }
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248
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249
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250 // ===============================================================================
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251 // wireless_get_time_since_previous
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252 /// @brief RECORDING
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253 ///
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254 /// @param
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255 /// @return
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256 // ===============================================================================
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257 int32_t wireless_get_time_since_previous(uint8_t fallingOrRising, uint32_t timeMain, uint32_t timeSub)
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258 {
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259 int32_t absoluteTimeDiff = wireless_time0keeper(0, timeMain, timeSub);
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260
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261 if(fallingOrRising == FALLING) // same array
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262 {
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263 return (absoluteTimeDiff - triggerNewArray[ttdaPointer][FALLING]);
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264 }
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265 else
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266 if(ttdaPointer > 0)
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267 {
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268 return (absoluteTimeDiff - triggerNewArray[ttdaPointer - 1][RISING]);
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269 }
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270 else // not possible
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271 return -1;
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272 }
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273
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274
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275 // ===============================================================================
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276 // wireless_reset
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277 /// @brief RECORDING
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278 ///
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279 /// @param
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280 // ===============================================================================
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281 void wireless_reset(uint32_t timeMain, uint32_t timeSub)
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282 {
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283 found_first_4ms_high = 0;
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284 found_second_4ms_low = 0;
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285 ttdaPointer = 0;
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286 startTimeMain = 0;
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287 evaluateRequest = 0;
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288 wireless_save_time0(timeMain, timeSub);
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289 triggerNewArray[ttdaPointer][FALLING] = 0;
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290 triggerNewArray[ttdaPointer][RISING] = 0;
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291 }
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292
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293
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294
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295
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296 // ===============================================================================
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297 // wireless_trigger_FallingEdgeSignalHigh
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298 /// @brief RECORDING
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299 ///
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300 // ===============================================================================
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301 void wireless_trigger_FallingEdgeSignalHigh(void)
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302 {
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303 uint32_t timeSub, timeMain;
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304 int32_t timeDifference;
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305
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306 wireless_getTime(&timeMain, &timeSub);
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307
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308 if((blockDataCapture) || (evaluateRequest == 1))
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309 return;
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310
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311 if(evaluateRequest == 2)
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312 wireless_reset(0, 0);
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313
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314 if(!found_first_4ms_high) // trying to get first start 4ms
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315 {
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316 if(ttdaPointer == 0)
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317 {
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318 wireless_reset(timeMain, timeSub);
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319 }
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320 else
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321 {
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322 timeDifference = wireless_get_time_since_time0(timeMain, timeSub);
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323 if((timeDifference > 0) && (timeDifference <= LIMIT_STARTBIT))
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324 {
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325 triggerNewArray[ttdaPointer][0] = timeDifference;
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326 }
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327 else
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328 {
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329 wireless_reset(timeMain, timeSub);
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330 }
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331 }
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332 }
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333 else // here comes the very important time0 for all following data
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334 if(!found_second_4ms_low) ///< the beginning of the very first is recorded here :-)
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335 {
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336 timeDifference = wireless_get_time_since_time0(timeMain, timeSub);
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337 if((timeDifference > 0) && (timeDifference >= MIN_TIME_BOTH_STARTBITS) && (timeDifference <= MAX_TIME_BOTH_STARTBITS))
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338 {
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339 // now we are ready for data
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340 for(int i=0;i<20;i++)
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341 {
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342 if(i <= ttdaPointer)
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343 {
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344 triggerNewArrayDebugStartBits[i][FALLING] = triggerNewArray[i][FALLING];
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345 triggerNewArrayDebugStartBits[i][RISING] = triggerNewArray[i][FALLING];
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346 }
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347 else
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348 {
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349 triggerNewArrayDebugStartBits[i][FALLING] = 0;
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350 triggerNewArrayDebugStartBits[i][RISING] = 0;
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351 }
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352 }
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353 wireless_reset(timeMain, timeSub); ///< reset all including ttdaPointer and more
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354 startTimeMain = timeMain; ///< set again
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355 found_first_4ms_high = 1; ///< set again
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356 found_second_4ms_low = 1; ///< set now: ready for recording
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357 }
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358 }
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359 else
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360 {
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361 timeDifference = wireless_get_time_since_time0(timeMain, timeSub);
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362
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363 if((timeDifference > MAX_DATA_LENGTH) || (ttdaPointer > (ttdaSize - 2)))
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364 {
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365 evaluateRequest = 1;
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366 }
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367 else
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368 {
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369 triggerNewArray[ttdaPointer][FALLING] = timeDifference;
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370 triggerNewArray[ttdaPointer][RISING] = 0;
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371 }
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372 }
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373 }
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374
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375
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376 // ===============================================================================
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377 // wireless_trigger_RisingEdgeSilence
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378 /// @brief RECORDING
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379 ///
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parents:
diff changeset
380 // ===============================================================================
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381 void wireless_trigger_RisingEdgeSilence(void)
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parents:
diff changeset
382 {
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diff changeset
383 uint32_t timeSub, timeMain;
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heinrichsweikamp
parents:
diff changeset
384 int32_t timeDifference;
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385
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386 wireless_getTime(&timeMain, &timeSub);
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diff changeset
387
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388 if((blockDataCapture) || (evaluateRequest == 1))
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diff changeset
389 return;
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heinrichsweikamp
parents:
diff changeset
390
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parents:
diff changeset
391 if(evaluateRequest == 2)
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parents:
diff changeset
392 {
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diff changeset
393 wireless_reset(0, 0);
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394 return; // Falling Edge first
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parents:
diff changeset
395 }
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heinrichsweikamp
parents:
diff changeset
396
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diff changeset
397 timeDifference = wireless_get_time_since_time0(timeMain, timeSub);
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diff changeset
398
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diff changeset
399 if(!found_first_4ms_high)
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parents:
diff changeset
400 {
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diff changeset
401 if((timeDifference > 0) && (timeDifference <= MAX_TIME_FIRST_STARTBIT))
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diff changeset
402 {
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diff changeset
403 triggerNewArray[ttdaPointer++][RISING] = timeDifference;
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404 triggerNewArray[ttdaPointer][FALLING] = 0;
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heinrichsweikamp
parents:
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405
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406 if(timeDifference >= MIN_TIME_STARTBIT) ///< start bit is the 4 ms
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parents:
diff changeset
407 {
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408 found_first_4ms_high = 1;
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409 found_second_4ms_low = 0;
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diff changeset
410 }
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heinrichsweikamp
parents:
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411 }
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heinrichsweikamp
parents:
diff changeset
412 }
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heinrichsweikamp
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diff changeset
413 else
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heinrichsweikamp
parents:
diff changeset
414 {
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415 if((timeDifference > MAX_DATA_LENGTH) || (ttdaPointer > (ttdaSize - 2)))
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heinrichsweikamp
parents:
diff changeset
416 {
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417 evaluateRequest = 1;
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heinrichsweikamp
parents:
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418 }
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heinrichsweikamp
parents:
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419 else
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heinrichsweikamp
parents:
diff changeset
420 {
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421 triggerNewArray[ttdaPointer++][RISING] = timeDifference;
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heinrichsweikamp
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422 triggerNewArray[ttdaPointer][FALLING] = 0;
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423 }
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heinrichsweikamp
parents:
diff changeset
424 }
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heinrichsweikamp
parents:
diff changeset
425 }
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heinrichsweikamp
parents:
diff changeset
426
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heinrichsweikamp
parents:
diff changeset
427
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parents:
diff changeset
428 // ===============================================================================
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429 // wireless_position_next
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430 /// @brief RECORDING
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heinrichsweikamp
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431 ///
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heinrichsweikamp
parents:
diff changeset
432 /// @param
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heinrichsweikamp
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433 /// @return
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heinrichsweikamp
parents:
diff changeset
434 // ===============================================================================
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435 uint8_t wireless_position_next(uint16_t *ttdaPointerNow, uint8_t *typeNow)
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parents:
diff changeset
436 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
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diff changeset
437 if(*typeNow == FALLING)
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heinrichsweikamp
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diff changeset
438 *typeNow = RISING;
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heinrichsweikamp
parents:
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439 else if(*ttdaPointerNow < (ttdaSize - 1))
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heinrichsweikamp
parents:
diff changeset
440 {
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heinrichsweikamp
parents:
diff changeset
441 *ttdaPointerNow += 1;
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parents:
diff changeset
442 *typeNow = FALLING;
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heinrichsweikamp
parents:
diff changeset
443 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
444 else
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heinrichsweikamp
parents:
diff changeset
445 {
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parents:
diff changeset
446 return WIRELESS_FAIL;
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parents:
diff changeset
447 }
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heinrichsweikamp
parents:
diff changeset
448 return WIRELESS_OK;
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heinrichsweikamp
parents:
diff changeset
449
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
450 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
451
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
452
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
453 // ===============================================================================
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heinrichsweikamp
parents:
diff changeset
454 // wireless_position_previous
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parents:
diff changeset
455 /// @brief RECORDING
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heinrichsweikamp
parents:
diff changeset
456 ///
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heinrichsweikamp
parents:
diff changeset
457 /// @param
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heinrichsweikamp
parents:
diff changeset
458 /// @return
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heinrichsweikamp
parents:
diff changeset
459 // ===============================================================================
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heinrichsweikamp
parents:
diff changeset
460 uint8_t wireless_position_previous(uint16_t *ttdaPointerNow, uint8_t *typeNow)
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parents:
diff changeset
461 {
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parents:
diff changeset
462 if(*typeNow == RISING)
5f11787b4f42 include in ostc4 repository
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parents:
diff changeset
463 *typeNow = FALLING;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
464 else if(*ttdaPointerNow > 0)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
465 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
466 *ttdaPointerNow -= 1;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
467 *typeNow = RISING;
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heinrichsweikamp
parents:
diff changeset
468 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
469 else
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
470 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
471 return WIRELESS_FAIL;
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heinrichsweikamp
parents:
diff changeset
472 }
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heinrichsweikamp
parents:
diff changeset
473 return WIRELESS_OK;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
474 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
475
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
476
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
477 // ===============================================================================
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
478 // wireless_position_compare
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heinrichsweikamp
parents:
diff changeset
479 /// @brief RECORDING
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heinrichsweikamp
parents:
diff changeset
480 ///
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heinrichsweikamp
parents:
diff changeset
481 /// @param
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heinrichsweikamp
parents:
diff changeset
482 /// @return
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heinrichsweikamp
parents:
diff changeset
483 // ===============================================================================
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
484 int8_t wireless_position_compare(uint16_t ttdaPointerLeft, uint8_t typeLeft, uint16_t ttdaPointerRight, uint8_t typeRight)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
485 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
486 if(ttdaPointerLeft < ttdaPointerRight)
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heinrichsweikamp
parents:
diff changeset
487 return -1;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
488 else
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heinrichsweikamp
parents:
diff changeset
489 if(ttdaPointerLeft > ttdaPointerRight)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
490 return 1;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
491 else
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
492 if(typeLeft < typeRight)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
493 return -1;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
494 else
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heinrichsweikamp
parents:
diff changeset
495 if(typeLeft > typeRight)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
496 return 1;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
497 else
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
498 return 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
499 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
500
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
501
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
502 // ===============================================================================
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
503 // wireless_debug
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
504 /// @brief
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heinrichsweikamp
parents:
diff changeset
505 ///
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
506 /// @param
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heinrichsweikamp
parents:
diff changeset
507 /// @return
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
508 // ===============================================================================
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
509 /* outlined because of errors while compiling
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
510 void wireless_debug(int8_t *adcData, uint16_t max_size_adc)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
511 {
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heinrichsweikamp
parents:
diff changeset
512 // debug
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
513 uint32_t dataVisual[201];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
514 uint8_t dataVisualValue[201];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
515 int8_t dataVisualResult[201];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
516
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
517 dataVisualValue[0] = 1;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
518
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
519 for(int i=0;i<201;i++)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
520 dataVisualResult[i] = -1;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
521
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
522 for(int i=0;i<201-4;i +=4)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
523 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
524 dataVisualValue[i] = 1;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
525 dataVisualValue[i+1] = 1;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
526 dataVisualValue[i+2] = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
527 dataVisualValue[i+3] = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
528 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
529
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
530 dataVisual[0] = triggerNewArray[0][FALLING];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
531
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
532 int j = 1;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
533 uint32_t valueStore = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
534 for(int i=0;i<50;i++)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
535 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
536 valueStore = triggerNewArray[i][FALLING];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
537 dataVisual[j++] = valueStore;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
538 dataVisual[j++] = valueStore + 1;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
539 valueStore = triggerNewArray[i][RISING];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
540 dataVisual[j++] = valueStore;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
541 dataVisual[j++] = valueStore + 1;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
542 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
543
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
544
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
545 if(max_size_adc > 0)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
546 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
547 int jStep = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
548 int jData = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
549 for(int i=0;i<201;i++)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
550 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
551 if(dataVisual[i] >= jStep)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
552 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
553 if(adcData[jData] > 0)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
554 dataVisualResult[i] = 1;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
555 else
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
556 dataVisualResult[i] = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
557 jStep += STEP_HALFBIT + STEP_HALFBIT;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
558 jData++;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
559 if(jData >= max_size_adc)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
560 break;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
561 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
562 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
563 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
564 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
565 */
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
566
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
567 // ===============================================================================
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
568 // wireless_debug_test_failed_AACCF1010203
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
569 /// @brief
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
570 ///
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
571 /// @param
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
572 /// @return
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
573 // ===============================================================================
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
574 uint8_t wireless_debug_test_failed_AACCF1010203(uint8_t *data)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
575 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
576 if(data[0] != 0xAA)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
577 return 1;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
578 if(data[1] != 0xCC)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
579 return 1;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
580 if(data[2] != 0xF1)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
581 return 1;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
582 if(data[3] != 0x01)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
583 return 1;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
584 if(data[4] != 0x02)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
585 return 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
586 if(data[5] != 0x03)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
587 return 1;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
588
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
589 return 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
590 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
591
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
592
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
593 // ===============================================================================
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
594 // wireless_check_crc_failed
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
595 /// @brief
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
596 ///
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
597 /// @param
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
598 /// @return
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
599 // ===============================================================================
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
600 uint8_t wireless_check_crc_failed(uint8_t *dataOut, uint8_t maxData)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
601 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
602 return (wireless_debug_test_failed_AACCF1010203(dataOut));
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
603 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
604
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
605
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
606 /**
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
607 ******************************************************************************
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
608 * @brief EVALUATION functions
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
609 * @author heinrichs weikamp gmbh
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
610 * @date 03-July-2015
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
611 * @version V0.0.2
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
612 * @since 14-July-2015
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
613 ******************************************************************************
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
614 */
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
615
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
616 // ===============================================================================
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
617 // wireless_time0keeper
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
618 /// @brief EVALUATION
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
619 ///
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
620 /// @param
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
621 /// @return
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
622 // ===============================================================================
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
623 uint8_t wireless_evaluate_internal_loop(uint8_t *dataOut, uint8_t maxData, int32_t shift, uint8_t *confidence)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
624 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
625 // variables
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
626 int iOut = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
627 int jAdc = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
628
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
629 int8_t adcData[MAX_DATA_BITS];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
630 uint16_t adcPointer = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
631
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
632 int8_t bitLeft = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
633 int8_t bitRight = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
634
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
635 uint16_t ttdaPointerStart = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
636 uint16_t ttdaPointerEnd = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
637 uint8_t typeStart = RISING;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
638 uint8_t typeEnd = RISING;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
639 int32_t startTimeHalfBit = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
640 int32_t endTimeHalfBit = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
641 int32_t startOfThisPeak = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
642 int32_t endOfThisPeak = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
643 uint8_t wirelessErrorStatus = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
644 uint8_t timeToStop = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
645 int32_t valueSingle = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
646 int32_t halfbitTemp = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
647 int confidenceTemp = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
648
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
649 // safety end for all loops coming
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
650 triggerNewArray[ttdaPointer][RISING] = INT32_MAX;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
651
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
652 ttdaPointerStart = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
653 ttdaPointerEnd = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
654 typeStart = RISING;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
655 typeEnd = RISING;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
656 startTimeHalfBit = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
657 endTimeHalfBit = shift;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
658 adcPointer = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
659
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
660 while(!timeToStop)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
661 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
662 // start is latest start
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
663 ttdaPointerEnd = ttdaPointerStart;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
664 typeEnd = typeStart;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
665 for(int doItTwice=0;doItTwice<2;doItTwice++)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
666 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
667 startTimeHalfBit = endTimeHalfBit;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
668 endTimeHalfBit += STEP_HALFBIT;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
669 // find the end for this half bit; this will include values that continue to the next halfbit and negative values
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
670 while(triggerNewArray[ttdaPointerEnd][typeEnd] < endTimeHalfBit)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
671 wireless_position_next(&ttdaPointerEnd,&typeEnd);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
672
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
673 if(triggerNewArray[ttdaPointerEnd][typeEnd] == INT32_MAX)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
674 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
675 timeToStop = 1;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
676 break;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
677 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
678 startOfThisPeak = startTimeHalfBit;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
679 wirelessErrorStatus = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
680 halfbitTemp = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
681 while(!wirelessErrorStatus && (wireless_position_compare(ttdaPointerStart,typeStart, ttdaPointerEnd,typeEnd) <= 0))
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
682 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
683 endOfThisPeak = triggerNewArray[ttdaPointerStart][typeStart];
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
684 if(endOfThisPeak <= startOfThisPeak)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
685 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
686 wireless_position_next(&ttdaPointerStart,&typeStart);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
687 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
688 else
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
689 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
690 // TODO: what about time difference errors?
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
691 if(endOfThisPeak >= endTimeHalfBit)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
692 valueSingle = endTimeHalfBit - startOfThisPeak;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
693 else
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
694 valueSingle = endOfThisPeak - startOfThisPeak;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
695
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
696 if(typeStart == RISING)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
697 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
698 halfbitTemp += valueSingle;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
699 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
700 // next, also valid for every next halfbit
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
701 if(endOfThisPeak <= endTimeHalfBit)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
702 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
703 startOfThisPeak = endOfThisPeak;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
704 wireless_position_next(&ttdaPointerStart,&typeStart);
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
705 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
706 else
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
707 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
708 startOfThisPeak = endTimeHalfBit;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
709 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
710 // should not be necessary, anyway
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
711 if(startOfThisPeak == endTimeHalfBit)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
712 break;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
713 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
714 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
715 // store
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
716 halfbitTemp *= 100;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
717 halfbitTemp /= STEP_HALFBIT;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
718 if(halfbitTemp > 100) halfbitTemp = 100;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
719 if(doItTwice == 0)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
720 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
721 bitLeft = halfbitTemp;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
722 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
723 else
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
724 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
725 bitRight = halfbitTemp;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
726 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
727 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
728 // Gewichtung und Bit Generierung
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
729 adcData[adcPointer++] = (int8_t)((bitLeft - bitRight)); // possitive value
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
730 if(adcPointer >= MAX_DATA_BITS)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
731 timeToStop = 1;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
732 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
733
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
734 // Auswertung
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
735 jAdc = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
736 iOut = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
737
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
738 for(int i=0;i<maxData;i++)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
739 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
740 dataOut[i] = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
741 for(int j=0;j<8;j++)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
742 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
743 dataOut[i] *= 2;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
744 if((adcData[jAdc++] > 0))
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
745 dataOut[i] |= 1;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
746 if(jAdc >= adcPointer)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
747 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
748 j++;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
749 while(j<8)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
750 {
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
751 jAdc = adcPointer + 1; // end signal
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
752 dataOut[i] *= 2;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
753 j++;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
754 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
755 break;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
756 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
757 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
758 if(jAdc > adcPointer)
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
759 break;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
760 iOut++;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
761 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
762
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
763 confidenceTemp = 0;
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
764 for(int i=0;i<adcPointer;i++)
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765 {
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766 if(adcData[i] < 0)
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767 confidenceTemp -= adcData[i];
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768 else
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769 confidenceTemp += adcData[i];
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770 }
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771 // confidence in adcData is 0 to 127 only
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772 confidenceTemp *= 2;
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773 *confidence = (uint8_t)(confidenceTemp/adcPointer);
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774
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775 /*
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776 if( (iOut>= 5) && wireless_debug_test_failed_AACCF1010203(dataOut))
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777 wireless_debug(adcData,MAX_DATA_BITS);
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778 */
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779 return iOut;
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780
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781 }
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782
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783
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784 // ===============================================================================
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785 // wireless_evaluate_crc_error
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786 /// @brief EVALUATION
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787 ///
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788 /// @param
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789 /// @return
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790 // ===============================================================================
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791 uint8_t wireless_evaluate_crc_error(uint8_t *dataIn, uint8_t maxData)
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792 {
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793 uint8_t crcTest = 0;
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794 for(int i=0; i< maxData; i++)
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795 crcTest ^= dataIn[i];
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796
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797 return crcTest;
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798 }
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799
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800
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801 // ===============================================================================
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802 // wireless_evaluate
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803 /// @brief EVALUATION
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804 ///
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805 /// @param
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806 /// @return
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807 // ===============================================================================
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808 uint8_t wireless_evaluate(uint8_t *dataOut, uint8_t maxData, uint8_t *confidence)
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809 {
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810 uint32_t timeTick;
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811 uint32_t timeElapsed;
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812
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813 timeTick = HAL_GetTick();
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814 timeElapsed = time_elapsed_ms(startTimeMain,timeTick);
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815
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816 uint8_t start = 0;
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817 int iOut = 0;
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818
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819 // check condition for start
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820 if(evaluateRequest == 2)
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821 return 0;
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822
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823 if(evaluateRequest == 1)
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824 start = 1;
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825
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826 if((ttdaPointer > 10) && (timeElapsed > (MAX_DATA_LENGTH/1000)))
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827 start = 1;
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828
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829 if(!start)
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830 return 0;
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831
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832 // start
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833 blockDataCapture = 1;
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834
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835 // evaluate
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836 iOut = wireless_evaluate_internal_loop(dataOut, maxData, 0, confidence);
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837
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838
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839 /*
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840 for(int i=0; i>=-500; i -= 100)
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841 {
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842 iOut = wireless_evaluate_internal_loop(dataOut, maxData, i, confidence);
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843 if(iOut < 5)
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844 break;
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845 if(wireless_check_crc_failed(dataOut,iOut) == 0)
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846 break;
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847 }
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848 */
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849 // end
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850 evaluateRequest = 2;
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851 blockDataCapture = 0;
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852
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853 return iOut;
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854 }
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855
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856 /************************ (C) COPYRIGHT heinrichs weikamp *****END OF FILE****/