109 lines
2.8 KiB
C
109 lines
2.8 KiB
C
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/************************************************************************************************/
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/**
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* @file ciu32l051_std_i2c.c
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* @author MCU Ecosystem Development Team
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* @brief I2C STD<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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* ʵ<EFBFBD><EFBFBD>I2C<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>API<EFBFBD><EFBFBD>
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*
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*
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**************************************************************************************************
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* @attention
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* Copyright (c) CEC Huada Electronic Design Co.,Ltd. All rights reserved.
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*
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**************************************************************************************************
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*/
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/************************************************************************************************/
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/**
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* @addtogroup CIU32L051_STD_Driver
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* @{
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*/
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/**
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* @addtogroup I2C
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* @{
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*
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*/
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/************************************************************************************************/
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/*------------------------------------------includes--------------------------------------------*/
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#include "ciu32l051_std.h"
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#ifdef STD_I2C_PERIPHERAL_USED
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/*-------------------------------------------functions------------------------------------------*/
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/************************************************************************************************/
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/**
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* @addtogroup I2C_External_Functions
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* @{
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*
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*/
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/************************************************************************************************/
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/**
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* @brief I2C<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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* @param i2cx I2C<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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* @param i2c_init_param I2C<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD>ṹ<EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>
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* @retval <EFBFBD><EFBFBD>
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*/
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void std_i2c_init(I2C_t *i2cx, std_i2c_init_t *i2c_init_param)
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{
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/* I2Cʱ<43><CAB1><EFBFBD><EFBFBD><EFBFBD>üĴ<C3BC><C4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
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std_i2c_set_timing(i2cx, i2c_init_param->timing);
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/* <20><><EFBFBD><EFBFBD>I2C<32>豸<EFBFBD><E8B1B8>ַ1 */
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std_i2c_device_address1_disable(i2cx);
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std_i2c_device_address1_config(i2cx, i2c_init_param->address1_length, i2c_init_param->address1);
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std_i2c_device_address1_enable(i2cx);
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/* <20><><EFBFBD><EFBFBD><EFBFBD>˲<EFBFBD><CBB2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
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std_i2c_digital_filter_config(i2cx, i2c_init_param->digital_filter);
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/* <20><><EFBFBD><EFBFBD>I2C<32><43>ģʽ<C4A3>µ<EFBFBD>Ӧ<EFBFBD><D3A6><EFBFBD><EFBFBD>ʽ */
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std_i2c_set_next_data_ack(i2cx, i2c_init_param->acknowledge_type);
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/* ʹ<><CAB9>I2C<32>ӿ<EFBFBD> */
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std_i2c_enable(i2cx);
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}
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/**
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* @brief I2Cȥ<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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* @param i2cx I2C<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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* @retval <EFBFBD><EFBFBD>
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*/
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void std_i2c_deinit(I2C_t *i2cx)
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{
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/* I2C<32><43>λ<EFBFBD><CEBB><EFBFBD><EFBFBD><EFBFBD>ر<EFBFBD>I2C<32><43>ʱ<EFBFBD><CAB1> */
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std_rcc_apb1_reset(RCC_PERIPH_RESET_I2C1);
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std_rcc_apb1_clk_disable(RCC_PERIPH_CLK_I2C1);
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}
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/**
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* @brief I2C<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD>ṹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD>
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* @param i2c_init_struct I2C<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD>ṹ<EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>
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* @retval <EFBFBD><EFBFBD>
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*/
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void std_i2c_struct_init(std_i2c_init_t *i2c_init_struct)
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{
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i2c_init_struct->timing = 0U;
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i2c_init_struct->digital_filter = I2C_DIGITALFILTER_DISABLE;
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i2c_init_struct->address1_length = I2C_ADDRESS1MODE_7BIT;
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i2c_init_struct->address1 = 0U;
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i2c_init_struct->acknowledge_type = I2C_DATA_NACK;
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}
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/**
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* @}
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*/
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#endif /* STD_I2C_PERIPHERAL_USED */
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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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