/* * Copyright (c) 2022 OpenLuat & AirM2M * * Permission is hereby granted, free of charge, to any person obtaining a copy of * this software and associated documentation files (the "Software"), to deal in * the Software without restriction, including without limitation the rights to * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of * the Software, and to permit persons to whom the Software is furnished to do so, * subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all * copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #ifndef __CORE_UART_H__ #define __CORE_UART_H__ #include "bsp_common.h" /** * @brief 对串口做基本的初始化工作,不开启任何中断和DMA * * @param UartID 串口号 0~MAX,对应USART1~UARTX,0默认用于log输出 * @param BaudRate 波特率 * @param IsRxCacheEnable 是否打开RX缓存功能,打开后,只有接收超时中断才会返回,否则每次数据到来都会返回 * @param DataBits 数据位5~8 * @param Parity 奇偶校验,可选下列 * UART_PARITY_NONE, UART_PARITY_ODD, UART_PARITY_EVEN, * @param StopBits 停止位 * UART_STOP_BIT1, UART_STOP_BIT1_5, UART_STOP_BIT2, * @param CB 回调函数,用于通知是否有新数据达到,DMA TX或者RX完成,是否有错误 */ void Uart_BaseInit(uint8_t UartID, uint32_t BaudRate, uint8_t IsRxCacheEnable, uint8_t DataBits, uint8_t Parity, uint8_t StopBits, CBFuncEx_t CB); void Uart_SetCb(uint8_t UartID, CBFuncEx_t CB); void Uart_DeInit(uint8_t UartID); /** * @brief 串口做阻塞输出,一般用于bootloader或者紧急场合 * * @param UartID 串口号 0~MAX,对应USART1~UARTX,0默认用于log输出 * @param Data * @param Len */ void Uart_BlockTx(uint8_t UartID, uint8_t *Data, uint32_t Len); void Uart_NoBlockTx(uint8_t UartID, uint8_t Data); void Uart_EnableRxIrq(uint8_t UartID); void Uart_EnableTxDoneIrq(uint8_t UartID); /** * @brief 串口的DMA配置 * * @param UartID 串口号 0~5 * @param Stream DMA流序号 * @param Channel DMA通道 * @return >0 成功返回中断号,其他失败 */ int Uart_DMATxInit(uint8_t UartID, uint8_t Stream, uint32_t Channel); int Uart_DMARxInit(uint8_t UartID, uint8_t Stream, uint32_t Channel); /** * @brief 串口做DMA非阻塞输出,只能用于APP * * @param UartID 串口号 0~5 * @param Stream DMA流序号 * @param Data * @param Len */ void Uart_DMATx(uint8_t UartID, uint8_t Stream, const uint8_t *Data, uint32_t Len); void Uart_DMARx(uint8_t UartID, uint8_t Stream, uint8_t *Data, uint32_t Len); uint8_t Uart_IsTSREmpty(uint8_t UartID); uint32_t Uart_RxBufferRead(uint8_t UartID, uint8_t *Data, uint32_t Len); void Uart_RxBufferCB(uint8_t UartID, CBFuncEx_t CB); uint32_t Uart_FifoRead(uint8_t UartID, uint8_t *Data); /** * @brief 串口做FIFO非阻塞输出 * * @param UartID 串口号 0~5 * @param Data * @param Len * @return <0 失败 =0 所有数据传入fifo,不再回调buffer_done,直接回调all_done >0 还有数据没有传入fifo */ int32_t Uart_BufferTx(uint8_t UartID, const uint8_t *Data, uint32_t Len); void Uart_BufferTxStop(uint8_t UartID); void Uart_PrintReg(uint8_t UartID); void Uart_ChangeBR(uint8_t UartID, uint32_t BaudRate); uint32_t Uart_GetLastError(uint8_t UartID); void Uart_GlobalInit(void); void Uart_Sleep(uint8_t UartID, uint8_t OnOff); #endif