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annotate Small_CPU/Inc/externalInterface.h @ 917:0d6c4b40fae4 Evo_2_23

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Bugfix external interface power up after sleep: The previous implementation did not consider if the external power was enabled of not before sleep (the power was later enabled by sensor handling). The power is now activated immediatly after leaving sleep in order to aoid delays in sensor startup.
author Ideenmodellierer
date Sun, 03 Nov 2024 15:37:00 +0100
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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118
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119
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120 #endif /* EXTERNAL_INTERFACE_H */