STM32CubeF0/Projects/STM32F072RB-Nucleo/Examples/I2C/I2C_TwoBoards_ComPolling/Inc/main.h

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2019-07-08 19:45:16 +08:00
/**
******************************************************************************
* @file I2C/I2C_TwoBoards_ComPolling/Inc/main.h
* @author MCD Application Team
* @brief Header for main.c module
******************************************************************************
* @attention
*
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* <h2><center>&copy; Copyright (c) 2016 STMicroelectronics.
* All rights reserved.</center></h2>
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*
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* This software component is licensed by ST under BSD 3-Clause license,
* the "License"; You may not use this file except in compliance with the
* License. You may obtain a copy of the License at:
* opensource.org/licenses/BSD-3-Clause
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*
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __MAIN_H
#define __MAIN_H
/* Includes ------------------------------------------------------------------*/
#include "stm32f0xx_hal.h"
#include "stm32f0xx_nucleo.h"
/* Exported types ------------------------------------------------------------*/
/* Exported constants --------------------------------------------------------*/
/* User can use this section to tailor I2Cx/I2Cx instance used and associated
resources */
/* Definition for I2Cx clock resources */
#define I2Cx I2C1
#define RCC_PERIPHCLK_I2Cx RCC_PERIPHCLK_I2C1
#define RCC_I2CxCLKSOURCE_SYSCLK RCC_I2C1CLKSOURCE_SYSCLK
#define I2Cx_CLK_ENABLE() __HAL_RCC_I2C1_CLK_ENABLE()
#define I2Cx_SDA_GPIO_CLK_ENABLE() __HAL_RCC_GPIOB_CLK_ENABLE()
#define I2Cx_SCL_GPIO_CLK_ENABLE() __HAL_RCC_GPIOB_CLK_ENABLE()
#define I2Cx_FORCE_RESET() __HAL_RCC_I2C1_FORCE_RESET()
#define I2Cx_RELEASE_RESET() __HAL_RCC_I2C1_RELEASE_RESET()
/* Definition for I2Cx Pins */
#define I2Cx_SCL_PIN GPIO_PIN_6
#define I2Cx_SCL_GPIO_PORT GPIOB
#define I2Cx_SDA_PIN GPIO_PIN_7
#define I2Cx_SDA_GPIO_PORT GPIOB
#define I2Cx_SCL_SDA_AF GPIO_AF1_I2C1
/* Size of Transmission buffer */
#define TXBUFFERSIZE (COUNTOF(aTxBuffer) - 1)
/* Size of Reception buffer */
#define RXBUFFERSIZE TXBUFFERSIZE
/* Exported macro ------------------------------------------------------------*/
#define COUNTOF(__BUFFER__) (sizeof(__BUFFER__) / sizeof(*(__BUFFER__)))
/* Exported functions ------------------------------------------------------- */
#endif /* __MAIN_H */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/