49 lines
1018 B
C
49 lines
1018 B
C
/*
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* sht30_driver.h
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*
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* Created on: 30. apr. 2025
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* Author: Chris
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*/
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#ifndef MAIN_SHT30_DRIVER_SHT30_DRIVER_H_
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#define MAIN_SHT30_DRIVER_SHT30_DRIVER_H_
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#include "stdio.h"
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#include <stdint.h>
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enum{
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SHT30_I2C_GET = 0,
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SHT30_I2C_SET = 1,
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};
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typedef int (*setGet_I2C_Event_fpt)(void *inst, uint8_t *data, uint32_t len, uint8_t set_get);
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typedef struct SHT30_Message{
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uint16_t RawTemp;
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uint8_t CRC_Temp;
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uint16_t RawHumidity;
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uint8_t CRC_Humidity;
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}__attribute__((packed)) SHT30_Message_Type;
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typedef struct SHT30_Struct
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{
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// I2C interface
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void *i2c_transfer_inst;
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setGet_I2C_Event_fpt i2c_transfer_evt;
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// Data
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SHT30_Message_Type Message;
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int32_t Temperature_mC;
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uint32_t Humidity;
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} __attribute__((packed)) SHT30_Struct_Type;
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int sht30_init(SHT30_Struct_Type *inst, void *i2c_transfer_inst, setGet_I2C_Event_fpt i2c_transfer_evt);
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int sht30_ReadData(SHT30_Struct_Type *p);
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uint8_t crc8_i2c_u16(uint16_t input);
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#endif /* MAIN_SHT30_DRIVER_SHT30_DRIVER_H_ */
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