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annotate Small_CPU/Inc/externalInterface.h @ 894:9e2f9b91e827 Evo_2_23

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GNSS UART DMA test
author heinrichsweikamp
date Wed, 18 Sep 2024 14:30:45 +0200
parents 061174d88af9
children f72613a152dd
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1 /**
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2 ******************************************************************************
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3 * @file externalInterface.h
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4 * @author heinrichs weikamp gmbh
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5 * @version V0.0.1
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6 * @date 07-Nov-2020
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7 * @brief Interface functionality to proceed external analog signal via i2c connection
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8 *
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9 @verbatim
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10 ==============================================================================
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11 ##### How to use #####
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12 ==============================================================================
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13 @endverbatim
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14 ******************************************************************************
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15 * @attention
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16 *
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17 * <h2><center>&copy; COPYRIGHT(c) 2014 heinrichs weikamp</center></h2>
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18 *
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19 ******************************************************************************
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20 */
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21
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22 /* Define to prevent recursive inclusion -------------------------------------*/
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23 #ifndef EXTERNAL_INTERFACE_H
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24 #define EXTERNAL_INTERFACE_H
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25
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26 #ifdef __cplusplus
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27 extern "C" {
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28 #endif
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29
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30 /* Includes ------------------------------------------------------------------*/
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31 #include "configuration.h"
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32 #include "data_central.h"
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33 #include "data_exchange.h"
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34
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35 #define MAX_ADC_CHANNEL (3u) /* number of channels to be read */
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36 #define MAX_MUX_CHANNEL (4u) /* number of channels provided by the UART multiplexer */
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37 #define EXTERNAL_ADC_NO_DATA 0xFF
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38
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39 #define EXT33V_CONTROL_PIN GPIO_PIN_7 /* PortC */
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40
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41 #define MIN_ADC_VOLTAGE_MV (5.0f) /* miminal voltage to rate an ADC channel as active */
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42
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43 #define COMMON_SENSOR_STATE_INIT (0x0u) /* All individual state definitions shall start with a INIT state = 0 */
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44 #define COMMON_SENSOR_STATE_INVALID (0xFFu) /* All individual state definitions shall not use 0xFF for operation control */
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45
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46
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47 enum /* Definitions for supported UART protocols */
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48 {
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49 EXT_INTERFACE_UART_OFF = 0,
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50 EXT_INTERFACE_UART_CO2,
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51 EXT_INTERFACE_UART_SENTINEL,
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52 EXT_INTERFACE_UART_O2
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53 };
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54
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55
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56 typedef enum
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57 {
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58 DETECTION_OFF = 0, /* no detection requested */
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59 DETECTION_INIT, /* prepare external interface for operation if not already activated */
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60 DETECTION_START,
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61 DETECTION_ANALOG1, /* check ADC channels for connected sensors */
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62 DETECTION_ANALOG2,
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63 DETECTION_UARTMUX, /* check if a uart multiplexer is present */
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64 DETECTION_DIGO2_0, /* check UART channel for connected DigO2 sensor */
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65 DETECTION_DIGO2_1,
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66 DETECTION_DIGO2_2,
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67 DETECTION_DIGO2_3,
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68 #ifdef ENABLE_CO2_SUPPORT
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69 DETECTION_CO2_0, /* check UART channel for connected CO2 sensor */
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70 DETECTION_CO2_1,
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71 DETECTION_CO2_2,
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72 DETECTION_CO2_3,
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73 #endif
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74 #ifdef ENABLE_SENTINEL_MODE
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75 DETECTION_SENTINEL, /* check UART channel for connected Sentinel */
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76 DETECTION_SENTINEL2,
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77 #endif
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78 DETECTION_DONE
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79 } externalInterfaceAutoDetect_t;
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83
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84 void externalInterface_Init(void);
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85 void externalInterface_InitPower33(void);
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86 void externalInterface_InitDatastruct(void);
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87 uint8_t externalInterface_StartConversion(uint8_t channel);
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88 uint8_t externalInterface_ReadAndSwitch();
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89 float externalInterface_CalculateADCValue(uint8_t channel);
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90 float getExternalInterfaceChannel(uint8_t channel);
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91 uint8_t setExternalInterfaceChannel(uint8_t channel, float value);
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92 void externalInterface_SwitchPower33(uint8_t state);
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93 void externalInterface_SwitchADC(uint8_t state);
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94 void externalInterface_SwitchUART(uint8_t protocol);
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95 uint8_t externalInterface_isEnabledPower33(void);
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96 uint8_t externalInterface_isEnabledADC(void);
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97 uint8_t externalInterface_GetUARTProtocol(void);
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98 void externalInterface_HandleUART(void);
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99 void externalInterface_SetCO2Scale(float CO2Scale);
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100 float externalInterface_GetCO2Scale(void);
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101 void externalInterface_SetCO2Value(uint16_t CO2_ppm);
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102 void externalInterface_SetCO2SignalStrength(uint16_t LED_qa);
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103 uint16_t externalInterface_GetCO2Value(void);
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104 uint16_t externalInterface_GetCO2SignalStrength(void);
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105 void externalInterface_SetCO2State(uint16_t state);
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106 uint16_t externalInterface_GetCO2State(void);
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107 uint8_t externalInterface_GetSensorData(uint8_t sensorId, uint8_t* pDataStruct);
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108 void externalInterface_SetSensorData(uint8_t sensorId, uint8_t* pDataStruct);
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109 void externalInface_SetSensorMap(uint8_t* pMap);
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110 uint8_t* externalInterface_GetSensorMapPointer(uint8_t finalMap);
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111 void externalInterface_AutodetectSensor(void);
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112 void externalInterface_ExecuteCmd(uint16_t Cmd);
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113
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114 uint8_t externalInterface_GetActiveUartSensor(void);
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115 void externalInterface_SetSensorState(uint8_t sensorIdx, uint8_t state);
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116 uint8_t externalInterface_GetSensorState(uint8_t sensorIdx);
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117
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119
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120 #endif /* EXTERNAL_INTERFACE_H */