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https://gitee.com/dlmu-cone/bf_original_balance_chassis
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重构bsp层,bsp层将和HAL的配置一致,修改CubeMX之后不需要修改bsp。重构bmi088。
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145
bsp/iic/bsp_iic.c
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145
bsp/iic/bsp_iic.c
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#include "bsp_iic.h"
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#include "memory.h"
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#include "stdlib.h"
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static uint8_t idx = 0; // 配合中断以及初始化
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static IICInstance *iic_instance[IIC_DEVICE_CNT] = {NULL};
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/**
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* @brief 接收完成回调函数
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*
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* @param hi2c handle
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*/
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void HAL_I2C_MasterRxCpltCallback(I2C_HandleTypeDef *hi2c)
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{
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// 如果是当前i2c硬件发出的complete,且dev_address和之前发起接收的地址相同,同时回到函数不为空, 则调用回调函数
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for (uint8_t i = 0; i < idx; i++)
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{
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if (iic_instance[i]->handle == hi2c && hi2c->Devaddress == iic_instance[i]->dev_address)
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{
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if (iic_instance[i]->callback != NULL)
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iic_instance[i]->callback(iic_instance[i]);
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return;
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}
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}
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}
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/**
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* @brief 仅做形式上的封装,仍然使用HAL_I2C_MasterRxCpltCallback
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*
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* @param hi2c handle
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*/
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void HAL_I2C_MemRxCpltCallback(I2C_HandleTypeDef *hi2c)
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{
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HAL_I2C_MasterRxCpltCallback(hi2c);
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}
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IICInstance *IICRegister(IIC_Init_Config_s *conf)
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{
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// 申请到的空间未必是0, 所以需要手动初始化
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iic_instance[idx] = (IICInstance *)malloc(sizeof(IICInstance));
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memset(iic_instance[idx], 0, sizeof(IICInstance));
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iic_instance[idx]->dev_address = conf->dev_address;
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iic_instance[idx]->callback = conf->callback;
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iic_instance[idx]->work_mode = conf->work_mode;
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iic_instance[idx]->handle = conf->handle;
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iic_instance[idx]->id = conf->id;
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return iic_instance[idx++];
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}
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void IICSetMode(IICInstance *iic, IIC_Work_Mode_e mode)
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{ // HAL自带重入保护,不需要手动终止或等待传输完成
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if (iic->work_mode != mode) // 如果不同才需要修改
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{
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iic->work_mode = mode;
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}
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}
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void IICTransmit(IICInstance *iic, uint8_t *data, uint16_t size, IIC_Seq_Mode_e seq_mode)
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{
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if (seq_mode != IIC_RELEASE && seq_mode != IIC_HOLD_ON)
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while (1)
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; // 未知传输模式, 程序停止
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switch (iic->work_mode)
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{
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case IIC_BLOCK_MODE:
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if (seq_mode != IIC_RELEASE)
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while (1)
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; // 阻塞模式下不支持HOLD ON模式!!!
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HAL_I2C_Master_Transmit(iic->handle, iic->dev_address, data, size, 100);
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break;
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case IIC_IT_MODE:
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if (seq_mode == IIC_RELEASE)
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HAL_I2C_Master_Seq_Transmit_IT(iic->handle, iic->dev_address, data, size, I2C_OTHER_AND_LAST_FRAME);
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else if (seq_mode == IIC_HOLD_ON)
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HAL_I2C_Master_Seq_Transmit_IT(iic->handle, iic->dev_address, data, size, I2C_OTHER_FRAME);
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break;
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case IIC_DMA_MODE:
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if (seq_mode == IIC_RELEASE)
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HAL_I2C_Master_Seq_Transmit_DMA(iic->handle, iic->dev_address, data, size, I2C_OTHER_AND_LAST_FRAME);
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else if (seq_mode == IIC_HOLD_ON)
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HAL_I2C_Master_Seq_Transmit_DMA(iic->handle, iic->dev_address, data, size, I2C_OTHER_FRAME);
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break;
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default:
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while (1)
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; // 未知传输模式, 程序停止
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break;
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}
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}
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void IICReceive(IICInstance *iic, uint8_t *data, uint16_t size, IIC_Seq_Mode_e seq_mode)
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{
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if (seq_mode != IIC_RELEASE && seq_mode != IIC_HOLD_ON)
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while (1)
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; // 未知传输模式, 程序停止
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// 初始化接收缓冲区地址以及接受长度, 用于中断回调函数
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iic->rx_buffer = data;
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iic->rx_len = size;
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switch (iic->work_mode)
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{
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case IIC_BLOCK_MODE:
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if (seq_mode != IIC_RELEASE)
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while (1)
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; // 阻塞模式下不支持HOLD ON模式!!!
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HAL_I2C_Master_Receive(iic->handle, iic->dev_address, data, size, 100);
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break;
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case IIC_IT_MODE:
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if (seq_mode == IIC_RELEASE)
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HAL_I2C_Master_Seq_Receive_IT(iic->handle, iic->dev_address, data, size, I2C_OTHER_AND_LAST_FRAME);
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else if (seq_mode == IIC_HOLD_ON)
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HAL_I2C_Master_Seq_Receive_IT(iic->handle, iic->dev_address, data, size, I2C_OTHER_FRAME);
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break;
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case IIC_DMA_MODE:
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if (seq_mode == IIC_RELEASE)
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HAL_I2C_Master_Seq_Receive_DMA(iic->handle, iic->dev_address, data, size, I2C_OTHER_AND_LAST_FRAME);
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else if (seq_mode == IIC_HOLD_ON)
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HAL_I2C_Master_Seq_Receive_DMA(iic->handle, iic->dev_address, data, size, I2C_OTHER_FRAME);
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break;
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default:
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while (1)
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; // 未知传输模式, 程序停止
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break;
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}
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}
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void IICAcessMem(IICInstance *iic, uint8_t mem_addr, uint8_t *data, uint16_t size, IIC_Mem_Mode_e mem_mode)
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{
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if (mem_mode == IIC_WRITE_MEM)
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{
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HAL_I2C_Mem_Write(iic->handle, iic->dev_address, mem_addr, I2C_MEMADD_SIZE_8BIT, data, size, 1000);
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}
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else if (mem_mode == IIC_READ_MEM)
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{
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HAL_I2C_Mem_Read(iic->handle, iic->dev_address, mem_addr, I2C_MEMADD_SIZE_8BIT, data, size, 1000);
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}
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else
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{
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while (1)
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; // 未知模式, 程序停止
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}
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}
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