annotate Discovery/Src/tCCR.c @ 723:9b9ed5459d57

DigO2 added raw data request: Beside ppO2 the Digo2 also offers raw data like humidity, pressure or signal intensity. These information may be of interest for diagnostic functions and have been added to the protocol support function.
author Ideenmodellierer
date Thu, 05 Jan 2023 18:27:04 +0100
parents 8adf9b8fc7fa
children dd5db6e2c9a4
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1 ///////////////////////////////////////////////////////////////////////////////
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2 /// -*- coding: UTF-8 -*-
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3 ///
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4 /// \file Discovery/Src/tCCR.c
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5 /// \brief HUD data via optical port
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6 /// \author Heinrichs Weikamp gmbh
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7 /// \date 18-Dec-2014
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8 ///
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9 /// \details
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10 ///
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11 /// $Id$
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12 ///////////////////////////////////////////////////////////////////////////////
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13 /// \par Copyright (c) 2014-2018 Heinrichs Weikamp gmbh
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14 ///
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15 /// This program is free software: you can redistribute it and/or modify
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16 /// it under the terms of the GNU General Public License as published by
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17 /// the Free Software Foundation, either version 3 of the License, or
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18 /// (at your option) any later version.
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19 ///
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20 /// This program is distributed in the hope that it will be useful,
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21 /// but WITHOUT ANY WARRANTY; without even the implied warranty of
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22 /// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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23 /// GNU General Public License for more details.
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24 ///
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25 /// You should have received a copy of the GNU General Public License
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26 /// along with this program. If not, see <http://www.gnu.org/licenses/>.
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27 //////////////////////////////////////////////////////////////////////////////
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28
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29 /* Includes ------------------------------------------------------------------*/
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30 #include <string.h>
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31 #include "tCCR.h"
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32 #include "ostc.h"
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33 #include "data_central.h"
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34 #include "data_exchange.h"
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35 #include "check_warning.h"
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36 #include "configuration.h"
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37 #include <math.h>
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38
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39 /* Private types -------------------------------------------------------------*/
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40 typedef struct
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41 {
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42 uint8_t hud_firmwareVersion;
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43 bit8_Type status_byte;
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44 uint16_t sensor_voltage_100uV[3];
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45 uint8_t sensor_ppo2_cbar[3];
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46 uint8_t temp1;
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47 uint16_t battery_voltage_mV;
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48 uint16_t checksum;
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49 } SIrLink;
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50
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51 typedef enum
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52 {
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53 sensorOK = 0,
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54 sensorSuspect,
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55 SensorOutOfBounds
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56 } sensorTrustState_t;
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57
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58
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59 #define HUD_BABBLING_IDIOT (30u) /* 30 Bytes received without break */
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60 #define HUD_RX_FRAME_LENGTH (15u) /* Length of a HUD data frame */
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61 #define HUD_RX_FRAME_BREAK_MS (100u) /* Time used to detect a gap between two byte receptions => frame start */
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62 #define HUD_RX_START_DELAY_MS (500u) /* Delay for start of RX function to avoid start of reception while a transmission is ongoing. */
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63 /* Based on an assumed cycle time by the sensor of 1 second. Started at time of last RX */
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64
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65 #define BOTTLE_SENSOR_TIMEOUT (6000u) /* signal pressure budget as not received after 10 minutes (6000 * 100ms) */
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66
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67 #define MAX_SENSOR_COMPARE_DEVIATION (0.15f) /* max deviation between two sensors allowed before their results are rated as suspect */
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68 #define MAX_SENSOR_VOLTAGE_MV (250u) /* max allowed voltage value for a sensor measurement */
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69
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70 #ifdef ENABLE_ALTERNATIVE_SENSORTYP
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71 #define MIN_SENSOR_VOLTAGE_MV (3u) /* min allowed voltage value for a sensor measurement (Inspiration, Submatix, Sentinel Typ) */
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72 #else
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73 #define MIN_SENSOR_VOLTAGE_MV (8u) /* min allowed voltage value for a sensor measurement (legacy OSTC TYP) */
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74 #endif
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76 /* Private variables ---------------------------------------------------------*/
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77 static SIrLink receiveHUD[2];
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78 static uint8_t boolHUDdata = 0;
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79 static uint8_t data_old__lost_connection_to_HUD = 1;
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81 static uint8_t receiveHUDraw[16];
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82
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83 static uint8_t StartListeningToUART_HUD = 0;
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84 static uint16_t HUDTimeoutCount = 0;
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85 static uint16_t ScrubberTimeoutCount = 0;
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86
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87 static __IO ITStatus UartReadyHUD = RESET;
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88 static uint32_t LastReceivedTick_HUD = 0;
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89
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90 /* Private variables with external access via get_xxx() function -------------*/
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91
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92 /* Private function prototypes -----------------------------------------------*/
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93 static uint8_t tCCR_fallbackToFixedSetpoint(void);
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94
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95 #ifndef USART_IR_HUD
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96
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97 void tCCR_init(void)
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98 {
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99 }
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100 void tCCR_control(void)
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101 {
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102 }
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103 void tCCR_test(void)
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104 {
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105 }
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106 void tCCR_restart(void)
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107 {
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108 }
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109 float get_ppO2Sensor_bar(uint8_t sensor_id)
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110 {
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111 }
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112 float get_sensorVoltage_mV(uint8_t sensor_id)
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113 {
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114 }
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115 float get_HUD_battery_voltage_V(void)
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116 {
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117 }
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118 void tCCR_tick(void)
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119 {
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120 }
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121
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122 #else
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123 /* Exported functions --------------------------------------------------------*/
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124
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125 float get_ppO2Sensor_bar(uint8_t sensor_id)
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126 {
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127 if((sensor_id > 2) || data_old__lost_connection_to_HUD)
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128 return 0;
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129
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130 return (float)(receiveHUD[boolHUDdata].sensor_ppo2_cbar[sensor_id]) / 100.0f;
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131 }
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132
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133 float get_sensorVoltage_mV(uint8_t sensor_id)
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134 {
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135 if((sensor_id > 2) || data_old__lost_connection_to_HUD)
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136 return 0;
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137
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138 return (float)(receiveHUD[boolHUDdata].sensor_voltage_100uV[sensor_id]) / 10.0f;
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139 }
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140
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141 float get_HUD_battery_voltage_V(void)
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142 {
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143 if(data_old__lost_connection_to_HUD)
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144 return 0;
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145
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146 return (float)(receiveHUD[boolHUDdata].battery_voltage_mV) / 1000.0f;
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147 }
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148
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149
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150 void test_O2_sensor_values_outOfBounds(int8_t * outOfBouds1, int8_t * outOfBouds2, int8_t * outOfBouds3)
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151 {
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152 uint8_t sensorNotActiveBinary;
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153 uint8_t sensorActive[3];
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154 sensorTrustState_t sensorState[3];
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155 uint8_t index;
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156
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157
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158 // test1: user deactivation
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159 sensorNotActiveBinary = stateUsed->diveSettings.ppo2sensors_deactivated;
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160
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161 for(int i=0;i<3;i++)
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162 sensorActive[i] = 1;
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163
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164 if(sensorNotActiveBinary)
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165 {
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166 if(sensorNotActiveBinary & 1)
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167 sensorActive[0] = 0;
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168
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169 if(sensorNotActiveBinary & 2)
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170 sensorActive[1] = 0;
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171
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172 if(sensorNotActiveBinary & 4)
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173 sensorActive[2] = 0;
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174 }
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175
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176 // test2: mV of remaining sensors
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177 for(int i=0;i<3;i++)
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178 {
634
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
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179 sensorState[i] = sensorOK;
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
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180
38
5f11787b4f42 include in ostc4 repository
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181 if(sensorActive[i])
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182 {
662
1b995079c045 PSCR Mode
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183 if( (stateUsed->lifeData.sensorVoltage_mV[i] < MIN_SENSOR_VOLTAGE_MV) ||
1b995079c045 PSCR Mode
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184 (stateUsed->lifeData.sensorVoltage_mV[i] > MAX_SENSOR_VOLTAGE_MV))
38
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185 {
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186 sensorActive[i] = 0;
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187 switch(i)
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188 {
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189 case 0:
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190 sensorNotActiveBinary |= 1;
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191 break;
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192 case 1:
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193 sensorNotActiveBinary |= 2;
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194 break;
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195 case 2:
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196 sensorNotActiveBinary |= 4;
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197 break;
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198 }
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199 }
5f11787b4f42 include in ostc4 repository
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parents:
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200 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
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201 }
5f11787b4f42 include in ostc4 repository
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202
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203 *outOfBouds1 = 0;
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204 *outOfBouds2 = 0;
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205 *outOfBouds3 = 0;
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206
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207 /* with two, one or no sensor, there is nothing to compare anymore
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208 */
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209 if(sensorNotActiveBinary)
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210 {
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211 // set outOfBounds for both tests
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212 if(!sensorActive[0])
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213 *outOfBouds1 = 1;
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214
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215 if(!sensorActive[1])
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216 *outOfBouds2 = 1;
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217
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218 if(!sensorActive[2])
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219 *outOfBouds3 = 1;
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220 }
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221 else
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222 {
634
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
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223 /* Check two or more of Three */
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224 /* compare every sensor with each other. If there is only one mismatch the value might be OK. In case both comparisons fail the sensor is out of bounds */
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225 if(fabsf(stateUsed->lifeData.ppO2Sensor_bar[0] - stateUsed->lifeData.ppO2Sensor_bar[1]) > MAX_SENSOR_COMPARE_DEVIATION)
38
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226 {
634
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
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227 sensorState[0]++;
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
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228 sensorState[1]++;
38
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229 }
634
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
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230 if(fabsf(stateUsed->lifeData.ppO2Sensor_bar[0] - stateUsed->lifeData.ppO2Sensor_bar[2]) > MAX_SENSOR_COMPARE_DEVIATION)
38
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231 {
634
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
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232 sensorState[0]++;
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
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233 sensorState[2]++;
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
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234 }
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
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235 if(fabsf(stateUsed->lifeData.ppO2Sensor_bar[1] - stateUsed->lifeData.ppO2Sensor_bar[2]) > MAX_SENSOR_COMPARE_DEVIATION)
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
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236 {
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
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237 sensorState[1]++;
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
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238 sensorState[2]++;
38
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239 }
634
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
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240 for(index = 0; index < 3; index++)
38
5f11787b4f42 include in ostc4 repository
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241 {
634
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
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242 if(sensorState[index] == SensorOutOfBounds)
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
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parents: 582
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243 {
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
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244 switch(index)
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
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245 {
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
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246 case 0:
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
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247 *outOfBouds1 = 1;
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
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parents: 582
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248 break;
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
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249 case 1:
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
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250 *outOfBouds2 = 1;
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
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parents: 582
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251 break;
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
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252 case 2:
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
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253 *outOfBouds3 = 1;
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
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parents: 582
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254 break;
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
Ideenmodellierer
parents: 582
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255 default:
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
Ideenmodellierer
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256 break;
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
Ideenmodellierer
parents: 582
diff changeset
257 }
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
Ideenmodellierer
parents: 582
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258 }
38
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259 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
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260 }
5f11787b4f42 include in ostc4 repository
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261 }
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262
635
66c8a4ff9fc4 Debounce fallback warning:
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263 /* this function is called out of the 100ms callback => to be considered for debouncing */
38
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264 uint8_t get_ppO2SensorWeightedResult_cbar(void)
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265 {
634
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
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266 static uint8_t lastValidValue = 0;
38
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267 int8_t sensorOutOfBound[3];
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268 uint16_t result = 0;
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269 uint8_t count = 0;
582
64bf41faab83 Show Fallback if no valid sensor value is available:
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270 uint8_t retVal = 0;
38
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271
563
d97f0e395058 Refine o2 sensor diagnostic functions:
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272 test_O2_sensor_values_outOfBounds(&sensorOutOfBound[0], &sensorOutOfBound[1], &sensorOutOfBound[2]);
38
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273
5f11787b4f42 include in ostc4 repository
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274 for(int i=0;i<3;i++)
5f11787b4f42 include in ostc4 repository
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parents:
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275 {
5f11787b4f42 include in ostc4 repository
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276 if(!sensorOutOfBound[i])
5f11787b4f42 include in ostc4 repository
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parents:
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277 {
563
d97f0e395058 Refine o2 sensor diagnostic functions:
Ideenmodellierer
parents: 457
diff changeset
278 result += stateUsed->lifeData.ppO2Sensor_bar[i] * 100.0; /* convert centibar used by HUB */
38
5f11787b4f42 include in ostc4 repository
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279 count++;
5f11787b4f42 include in ostc4 repository
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280 }
5f11787b4f42 include in ostc4 repository
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281 }
634
7c73f066cd16 Enable sensor check for Analog PPO2 mode:
Ideenmodellierer
parents: 582
diff changeset
282 if(count == 0) /* all sensors out of bounds! => return last valid value as workaround till diver takes action */
582
64bf41faab83 Show Fallback if no valid sensor value is available:
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parents: 563
diff changeset
283 {
635
66c8a4ff9fc4 Debounce fallback warning:
Ideenmodellierer
parents: 634
diff changeset
284 if(debounce_warning_fallback(100))
66c8a4ff9fc4 Debounce fallback warning:
Ideenmodellierer
parents: 634
diff changeset
285 {
66c8a4ff9fc4 Debounce fallback warning:
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parents: 634
diff changeset
286 set_warning_fallback();
66c8a4ff9fc4 Debounce fallback warning:
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parents: 634
diff changeset
287 retVal = tCCR_fallbackToFixedSetpoint(); /* this function only changes setpoint if option is enabled */
66c8a4ff9fc4 Debounce fallback warning:
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parents: 634
diff changeset
288 }
66c8a4ff9fc4 Debounce fallback warning:
Ideenmodellierer
parents: 634
diff changeset
289 if(retVal == 0)
66c8a4ff9fc4 Debounce fallback warning:
Ideenmodellierer
parents: 634
diff changeset
290 {
66c8a4ff9fc4 Debounce fallback warning:
Ideenmodellierer
parents: 634
diff changeset
291 retVal = lastValidValue;
66c8a4ff9fc4 Debounce fallback warning:
Ideenmodellierer
parents: 634
diff changeset
292 }
582
64bf41faab83 Show Fallback if no valid sensor value is available:
Ideenmodellierer
parents: 563
diff changeset
293 }
38
5f11787b4f42 include in ostc4 repository
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294 else
582
64bf41faab83 Show Fallback if no valid sensor value is available:
Ideenmodellierer
parents: 563
diff changeset
295 {
635
66c8a4ff9fc4 Debounce fallback warning:
Ideenmodellierer
parents: 634
diff changeset
296 reset_debounce_warning_fallback();
66c8a4ff9fc4 Debounce fallback warning:
Ideenmodellierer
parents: 634
diff changeset
297 retVal = (uint8_t)(result / count);
66c8a4ff9fc4 Debounce fallback warning:
Ideenmodellierer
parents: 634
diff changeset
298 lastValidValue = retVal;
582
64bf41faab83 Show Fallback if no valid sensor value is available:
Ideenmodellierer
parents: 563
diff changeset
299 }
64bf41faab83 Show Fallback if no valid sensor value is available:
Ideenmodellierer
parents: 563
diff changeset
300 return retVal;
38
5f11787b4f42 include in ostc4 repository
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301 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
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302
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
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303
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
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304 void tCCR_init(void)
5f11787b4f42 include in ostc4 repository
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parents:
diff changeset
305 {
449
91a939915bfa Added initialization of bottle sensor data age counter
ideenmodellierer
parents: 446
diff changeset
306 uint8_t loop;
91a939915bfa Added initialization of bottle sensor data age counter
ideenmodellierer
parents: 446
diff changeset
307
38
5f11787b4f42 include in ostc4 repository
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308 StartListeningToUART_HUD = 1;
449
91a939915bfa Added initialization of bottle sensor data age counter
ideenmodellierer
parents: 446
diff changeset
309
91a939915bfa Added initialization of bottle sensor data age counter
ideenmodellierer
parents: 446
diff changeset
310 SDiveState* pDiveData = stateRealGetPointerWrite();
91a939915bfa Added initialization of bottle sensor data age counter
ideenmodellierer
parents: 446
diff changeset
311 for(loop=0;loop<(2*NUM_GASES+1);loop++)
91a939915bfa Added initialization of bottle sensor data age counter
ideenmodellierer
parents: 446
diff changeset
312 {
91a939915bfa Added initialization of bottle sensor data age counter
ideenmodellierer
parents: 446
diff changeset
313 pDiveData->lifeData.bottle_bar_age_MilliSeconds[loop] = BOTTLE_SENSOR_TIMEOUT;
91a939915bfa Added initialization of bottle sensor data age counter
ideenmodellierer
parents: 446
diff changeset
314 }
38
5f11787b4f42 include in ostc4 repository
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315 }
5f11787b4f42 include in ostc4 repository
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316
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
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317
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
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diff changeset
318 /* after 3 seconds without update from HUD
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heinrichsweikamp
parents:
diff changeset
319 * data is considered old
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
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diff changeset
320 */
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heinrichsweikamp
parents:
diff changeset
321 void tCCR_tick(void)
5f11787b4f42 include in ostc4 repository
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diff changeset
322 {
655
980b4aa60a0e Added count down timer for scrubber time:
Ideenmodellierer
parents: 635
diff changeset
323 SSettings* pSettings = settingsGetPointer();
980b4aa60a0e Added count down timer for scrubber time:
Ideenmodellierer
parents: 635
diff changeset
324
980b4aa60a0e Added count down timer for scrubber time:
Ideenmodellierer
parents: 635
diff changeset
325 if(pSettings->ppo2sensors_source == O2_SENSOR_SOURCE_OPTIC)
563
d97f0e395058 Refine o2 sensor diagnostic functions:
Ideenmodellierer
parents: 457
diff changeset
326 {
d97f0e395058 Refine o2 sensor diagnostic functions:
Ideenmodellierer
parents: 457
diff changeset
327 if(HUDTimeoutCount < 3 * 10)
d97f0e395058 Refine o2 sensor diagnostic functions:
Ideenmodellierer
parents: 457
diff changeset
328 HUDTimeoutCount++;
d97f0e395058 Refine o2 sensor diagnostic functions:
Ideenmodellierer
parents: 457
diff changeset
329 else
d97f0e395058 Refine o2 sensor diagnostic functions:
Ideenmodellierer
parents: 457
diff changeset
330 {
d97f0e395058 Refine o2 sensor diagnostic functions:
Ideenmodellierer
parents: 457
diff changeset
331 data_old__lost_connection_to_HUD = 1;
d97f0e395058 Refine o2 sensor diagnostic functions:
Ideenmodellierer
parents: 457
diff changeset
332 if(HUDTimeoutCount < 20 * 10)
d97f0e395058 Refine o2 sensor diagnostic functions:
Ideenmodellierer
parents: 457
diff changeset
333 HUDTimeoutCount++;
d97f0e395058 Refine o2 sensor diagnostic functions:
Ideenmodellierer
parents: 457
diff changeset
334 else
d97f0e395058 Refine o2 sensor diagnostic functions:
Ideenmodellierer
parents: 457
diff changeset
335 tCCR_fallbackToFixedSetpoint();
d97f0e395058 Refine o2 sensor diagnostic functions:
Ideenmodellierer
parents: 457
diff changeset
336 }
d97f0e395058 Refine o2 sensor diagnostic functions:
Ideenmodellierer
parents: 457
diff changeset
337 }
655
980b4aa60a0e Added count down timer for scrubber time:
Ideenmodellierer
parents: 635
diff changeset
338
980b4aa60a0e Added count down timer for scrubber time:
Ideenmodellierer
parents: 635
diff changeset
339 /* decrease scrubber timer only in real dive mode */
710
8adf9b8fc7fa Extension scrubber time:
Ideenmodellierer
parents: 662
diff changeset
340 if((pSettings->scrubTimerMode != SCRUB_TIMER_OFF) && (isLoopMode(pSettings->dive_mode)) && (stateUsed->mode == MODE_DIVE)) // && (stateUsed == stateRealGetPointer()))
655
980b4aa60a0e Added count down timer for scrubber time:
Ideenmodellierer
parents: 635
diff changeset
341 {
980b4aa60a0e Added count down timer for scrubber time:
Ideenmodellierer
parents: 635
diff changeset
342 ScrubberTimeoutCount++;
980b4aa60a0e Added count down timer for scrubber time:
Ideenmodellierer
parents: 635
diff changeset
343 if(ScrubberTimeoutCount >= 600) /* resolution is minutes */
980b4aa60a0e Added count down timer for scrubber time:
Ideenmodellierer
parents: 635
diff changeset
344 {
980b4aa60a0e Added count down timer for scrubber time:
Ideenmodellierer
parents: 635
diff changeset
345 ScrubberTimeoutCount = 0;
710
8adf9b8fc7fa Extension scrubber time:
Ideenmodellierer
parents: 662
diff changeset
346 if(pSettings->scrubberData[pSettings->scubberActiveId].TimerCur > 0)
655
980b4aa60a0e Added count down timer for scrubber time:
Ideenmodellierer
parents: 635
diff changeset
347 {
710
8adf9b8fc7fa Extension scrubber time:
Ideenmodellierer
parents: 662
diff changeset
348 pSettings->scrubberData[pSettings->scubberActiveId].TimerCur--;
655
980b4aa60a0e Added count down timer for scrubber time:
Ideenmodellierer
parents: 635
diff changeset
349 }
710
8adf9b8fc7fa Extension scrubber time:
Ideenmodellierer
parents: 662
diff changeset
350 translateDate(stateUsed->lifeData.dateBinaryFormat, &pSettings->scrubberData[pSettings->scubberActiveId].lastDive);
655
980b4aa60a0e Added count down timer for scrubber time:
Ideenmodellierer
parents: 635
diff changeset
351 }
980b4aa60a0e Added count down timer for scrubber time:
Ideenmodellierer
parents: 635
diff changeset
352 }
38
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
parents:
diff changeset
353 }
5f11787b4f42 include in ostc4 repository
heinrichsweikamp
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354
322
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355 void tCCR_SetRXIndication(void)
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356 {
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357 static uint8_t floatingRXCount = 0;
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358
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359 if((UartIR_HUD_Handle.RxXferSize == HUD_RX_FRAME_LENGTH) || (UartIR_HUD_Handle.RxXferSize == HUD_RX_FRAME_LENGTH - 1)) /* we expected a complete frame */
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360 {
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361 UartReadyHUD = SET;
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362 LastReceivedTick_HUD = HAL_GetTick();
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363 floatingRXCount = 0;
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364 }
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365 else /* follow up of error handling */
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366 {
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367 if(time_elapsed_ms(LastReceivedTick_HUD, HAL_GetTick()) > HUD_RX_FRAME_BREAK_MS) /* Reception took a while => frame start detected */
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368 {
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369 HAL_UART_Receive_IT(&UartIR_HUD_Handle, &receiveHUDraw[1], 14); /* We have already the first byte => get the missing 14 */
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370 }
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371 else
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372 {
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373 if(floatingRXCount++ < HUD_BABBLING_IDIOT)
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374 {
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375 HAL_UART_Receive_IT(&UartIR_HUD_Handle, receiveHUDraw, 1); /* Start polling of incoming bytes */
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376 }
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377 else /* Significant amount of data comming in without break => disable input */
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378 { /* by not reactivation HUD RX, no recovery fromthis state */
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379 stateUsedWrite->diveSettings.ppo2sensors_deactivated = 0x07; /* Display deactivation */
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380 }
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381 }
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382 }
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383
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384 }
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385
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386 void tCCR_restart(void)
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387 {
322
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388 HAL_UART_AbortReceive_IT(&UartIR_HUD_Handle); /* Called by the error handler. RX will be restarted by control function */
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389 StartListeningToUART_HUD = 1;
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390 }
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391
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392
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393 void tCCR_control(void)
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394 {
446
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395 uint16_t checksum = 0;
457
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396 #ifdef ENABLE_BOTTLE_SENSOR
446
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397 SDiveState *pLivedata = stateRealGetPointerWrite();
457
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398 #endif
322
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399
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400 if((UartReadyHUD == RESET) && StartListeningToUART_HUD && (time_elapsed_ms(LastReceivedTick_HUD, HAL_GetTick()) > HUD_RX_START_DELAY_MS))
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401 {
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402 StartListeningToUART_HUD = 0;
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403 HAL_UART_Receive_IT(&UartIR_HUD_Handle, receiveHUDraw, HUD_RX_FRAME_LENGTH);
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404 }
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405
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406 if(UartReadyHUD == SET)
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407 {
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408 UartReadyHUD = RESET;
322
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409 StartListeningToUART_HUD = 1;
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410
446
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411 /* check if received package is valid */
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412 for(int i=0;i<13;i++)
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413 {
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414 checksum += receiveHUDraw[i];
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415 }
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416 receiveHUD[!boolHUDdata].checksum = receiveHUDraw[13] + (256 * receiveHUDraw[14]);
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417 if(checksum == receiveHUD[!boolHUDdata].checksum)
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418 {
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419 #ifdef ENABLE_BOTTLE_SENSOR
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420 if(receiveHUDraw[0] == 0xA5) /* code for pressure sensor */
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421 {
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422 pLivedata->lifeData.bottle_bar[pLivedata->lifeData.actualGas.GasIdInSettings] = receiveHUDraw[10];
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423 pLivedata->lifeData.bottle_bar_age_MilliSeconds[pLivedata->lifeData.actualGas.GasIdInSettings] = 0;
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424 }
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425 else
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426 #endif
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427 /* handle O2 sensor data */
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428 {
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429 memcpy(&receiveHUD[!boolHUDdata], receiveHUDraw, 11);
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430 receiveHUD[!boolHUDdata].battery_voltage_mV = receiveHUDraw[11] + (256 * receiveHUDraw[12]);
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431 }
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432
446
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433 boolHUDdata = !boolHUDdata;
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434 HUDTimeoutCount = 0;
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435 data_old__lost_connection_to_HUD = 0;
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436 }
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437 else
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438 {
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439 if(data_old__lost_connection_to_HUD) /* we lost connection, maybe due to RX shift => start single byte read to resynchronize */
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440 {
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441 HAL_UART_Receive_IT(&UartIR_HUD_Handle, receiveHUDraw, 1);
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442 StartListeningToUART_HUD = 0;
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443 }
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444 }
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445 memset(receiveHUDraw,0,sizeof(receiveHUDraw));
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446 }
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447 }
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448
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449 #endif
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450 /* Private functions ---------------------------------------------------------*/
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451
635
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452 static uint8_t tCCR_fallbackToFixedSetpoint(void)
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453 {
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454 uint8_t retVal = 0;
662
1b995079c045 PSCR Mode
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455 uint8_t setpointCbar, actualGasID;
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456
662
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457 if((stateUsed->mode == MODE_DIVE) && (stateUsed->diveSettings.CCR_Mode == CCRMODE_Sensors) && (stateUsed->diveSettings.fallbackOption))
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458 {
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459 if(stateUsed->diveSettings.diveMode == DIVEMODE_CCR)
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460 {
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461 setpointCbar = stateUsed->diveSettings.setpoint[1].setpoint_cbar;
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462 stateUsedWrite->diveSettings.CCR_Mode = CCRMODE_FixedSetpoint;
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463 }
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464 else
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465 {
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466 setpointCbar = stateUsed->lifeData.ppo2Simulated_bar * 100;
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467 stateUsedWrite->diveSettings.CCR_Mode = CCRMODE_Simulation;
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468 }
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469 actualGasID = stateUsed->lifeData.actualGas.GasIdInSettings;
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470 setActualGas_DM(&stateUsedWrite->lifeData,actualGasID,setpointCbar);
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471
662
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472 set_warning_fallback();
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473 retVal = setpointCbar;
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474 }
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475 return retVal;
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476 }