STM32L4_AplProject/Inc/TMP75AIDGKR.h

/*
 * TMP75AIDGKR.h
 *
 *  Created on: 2019. 5. 27.
 *      Author: parkyj
 */

#ifndef TMP75AIDGKR_H_
#define TMP75AIDGKR_H_
#include "main.h"


/** Register addresses */
#define TMP75_RTEMP		0x00 			/// Temperature register 
#define TMP75_RCONF		0x01			/// Configuration register
#define TMP75_RTEMPL	0x02			/// TLOW register
#define TMP75_RTEMPH	0x03			/// THIGH register


#define TMP75_RESOLUTION_9BITS	0
#define TMP75_RESOLUTION_10BITS	1
#define TMP75_RESOLUTION_11BITS	2
#define TMP75_RESOLUTION_12BITS	3


/** \brief  Structure of Configuration register in TMP75
 */
typedef union
{
	struct
	{
			uint8_t SD		:1;  		/*!< bit:  0 Shutdown Mode */
			uint8_t TM		:1;  		/*!< bit:  1 Thermostat Mode */
			uint8_t POL		:1;  		/*!< bit:  2 Polarity */
			uint8_t F   	:2;  		/*!< bit:  3...4 Fault Queue */
			uint8_t R			:2;  		/*!< bit:  5...6 Converter Resolution */
			uint8_t OS		:1;  		/*!< bit:  7 One-Shot */
	} b;
	uint8_t r;
} Tmp75_regconf_t;

	
typedef enum 
{
	Tmp75Addr_Zero, 
	Tmp75Addr_One, 
	Tmp75Addr_Float
} Tmp75_AddressLine_t;


/*!
 * \brief Convert address line state to slave address
 *
 * \retval slave address or 0xff if address line state combination is invalid
 */
uint8_t Tmp75_SlaveAddress(Tmp75_AddressLine_t a2, Tmp75_AddressLine_t a1, Tmp75_AddressLine_t a0);



HAL_StatusTypeDef Tmp75_Init(I2C_HandleTypeDef *hi2c, uint8_t adr, 
                             Tmp75_regconf_t cfg);
							
							
HAL_StatusTypeDef Tmp75_Read_TempCelsius(I2C_HandleTypeDef *hi2c, uint8_t adr, 
							float* receive_buffer);
							
							
							
HAL_StatusTypeDef Tmp75_Read_TempEeprom(I2C_HandleTypeDef *hi2c, uint8_t adr, 
							uint16_t* receive_buffer);
							
							
							
HAL_StatusTypeDef Tmp75_One_ShotTemp(I2C_HandleTypeDef *hi2c, uint8_t adr);



HAL_StatusTypeDef Tmp75_Read_Teperature(I2C_HandleTypeDef *hi2c, uint8_t adr, 
float* temperature);


HAL_StatusTypeDef Tmp75_Read_Int_Teperature(I2C_HandleTypeDef *hi2c, uint8_t tmp75addr, 
int32_t* temperature) ;




#endif /* TMP75AIDGKR_H_ */