/**
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******************************************************************************
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* @file stm32_eval_i2c_tsensor.h
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* @author MCD Application Team
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* @version V4.5.0
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* @date 07-March-2011
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* @brief This file contains all the functions prototypes for the
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* stm32_eval_i2c_tsensor firmware driver.
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******************************************************************************
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* @attention
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*
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* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
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* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
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* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
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* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
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* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
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* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
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*
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* <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2>
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******************************************************************************
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*/
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/* Define to prevent recursive inclusion -------------------------------------*/
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#ifndef __STM32_EVAL_I2C_TSENSOR_H
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#define __STM32_EVAL_I2C_TSENSOR_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Includes ------------------------------------------------------------------*/
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#include "stm32_eval.h"
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/** @addtogroup Utilities
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* @{
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*/
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/** @addtogroup STM32_EVAL
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* @{
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*/
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/** @addtogroup Common
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* @{
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*/
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/** @addtogroup STM32_EVAL_I2C_TSENSOR
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* @{
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*/
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/** @defgroup STM32_EVAL_I2C_TSENSOR_Exported_Types
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* @{
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*/
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/**
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* @brief IOE DMA Direction
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*/
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typedef enum
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{
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LM75_DMA_TX = 0,
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LM75_DMA_RX = 1
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}LM75_DMADirection_TypeDef;
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/**
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* @brief TSENSOR Status
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*/
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typedef enum
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{
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LM75_OK = 0,
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LM75_FAIL
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}LM75_Status_TypDef;
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/**
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* @}
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*/
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/** @defgroup STM32_EVAL_I2C_TSENSOR_Exported_Constants
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* @{
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*/
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/* Uncomment the following line to use Timeout_User_Callback LM75_TimeoutUserCallback().
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If This Callback is enabled, it should be implemented by user in main function .
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LM75_TimeoutUserCallback() function is called whenever a timeout condition
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occure during communication (waiting on an event that doesn't occur, bus
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errors, busy devices ...). */
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/* #define USE_TIMEOUT_USER_CALLBACK */
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/* Maximum Timeout values for flags and events waiting loops. These timeouts are
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not based on accurate values, they just guarantee that the application will
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not remain stuck if the I2C communication is corrupted.
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You may modify these timeout values depending on CPU frequency and application
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conditions (interrupts routines ...). */
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#define LM75_FLAG_TIMEOUT ((uint32_t)0x1000)
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#define LM75_LONG_TIMEOUT ((uint32_t)(10 * LM75_FLAG_TIMEOUT))
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/**
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* @brief Block Size
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*/
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#define LM75_REG_TEMP 0x00 /*!< Temperature Register of LM75 */
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#define LM75_REG_CONF 0x01 /*!< Configuration Register of LM75 */
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#define LM75_REG_THYS 0x02 /*!< Temperature Register of LM75 */
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#define LM75_REG_TOS 0x03 /*!< Over-temp Shutdown threshold Register of LM75 */
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#define I2C_TIMEOUT ((uint32_t)0x3FFFF) /*!< I2C Time out */
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#define LM75_ADDR 0x90 /*!< LM75 address */
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#define LM75_I2C_SPEED 100000 /*!< I2C Speed */
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/**
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* @}
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*/
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/** @defgroup STM32_EVAL_I2C_TSENSOR_Exported_Macros
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* @{
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*/
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/**
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* @}
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*/
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/** @defgroup STM32_EVAL_I2C_TSENSOR_Exported_Functions
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* @{
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*/
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void LM75_DeInit(void);
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void LM75_Init(void);
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ErrorStatus LM75_GetStatus(void);
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uint16_t LM75_ReadTemp(void);
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uint16_t LM75_ReadReg(uint8_t RegName);
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uint8_t LM75_WriteReg(uint8_t RegName, uint16_t RegValue);
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uint8_t LM75_ReadConfReg(void);
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uint8_t LM75_WriteConfReg(uint8_t RegValue);
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uint8_t LM75_ShutDown(FunctionalState NewState);
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/**
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* @brief Timeout user callback function. This function is called when a timeout
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* condition occurs during communication with IO Expander. Only protoype
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* of this function is decalred in IO Expander driver. Its implementation
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* may be done into user application. This function may typically stop
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* current operations and reset the I2C peripheral and IO Expander.
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* To enable this function use uncomment the define USE_TIMEOUT_USER_CALLBACK
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* at the top of this file.
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*/
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#ifdef USE_TIMEOUT_USER_CALLBACK
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uint8_t LM75_TIMEOUT_UserCallback(void);
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#else
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#define LM75_TIMEOUT_UserCallback() LM75_FAIL
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#endif /* USE_TIMEOUT_USER_CALLBACK */
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#ifdef __cplusplus
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}
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#endif
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#endif /* __STM32_EVAL_I2C_TSENSOR_H */
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/**
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* @}
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*/
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/**
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* @}
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*/
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/**
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* @}
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*/
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/**
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* @}
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*/
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/**
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* @}
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*/
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/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
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