43 lines
1.0 KiB
C
43 lines
1.0 KiB
C
/*
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* File : stm32f1_i2c.h
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* This file is part of RT-Thread RTOS
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* COPYRIGHT (C) 2006-2013, RT-Thread Development Team
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rt-thread.org/license/LICENSE
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*
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* Change Logs:
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* Date Author Notes
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* 2017-07-04 aubrcool@qq.com 1st version
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*/
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#include "stm32f10x.h"
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#include <rtdevice.h>
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#ifndef __STM32F10X_I2C_H__
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#define __STM32F10X_I2C_H__
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#include "stm32f10x.h"
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#include "stm32f10x_i2c.h"
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#include "board.h"
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struct stm32_i2c_bus
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{
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struct rt_i2c_bus_device parent;
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struct rt_event ev;
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I2C_TypeDef *I2C;
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struct rt_i2c_msg *msg;
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rt_uint32_t msg_cnt;
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volatile rt_uint32_t msg_ptr;
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volatile rt_uint32_t dptr;
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rt_uint32_t wait_stop;
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};
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/* public function list */
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rt_err_t stm32_i2c_register(I2C_TypeDef *I2C, rt_uint32_t bitrate,
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const char * i2c_bus_name);
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#endif /*__STM32F10X_I2C_H__*/
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