forked from SZV10X_Software/SZV103_FM33A0xxEV_SiZhu
HARDWARE/UART/uart.c
@@ -1,56 +1,48 @@ #include "uart.h" #include "gpio.h" #include "usmart.h" #include "gprs.h" #include "master_slave_inter.h" #include "project_test.h" unsigned char UART1_temp[UART0_RECV_BUFF_LEN_MAX] = {0}; // USART1½ÓÊÕÊý¾Ý»º´æ uint8_t USART1_RX_BUF[UART0_RECV_BUFF_LEN_MAX] = {0}; u16 USART_RX_STA = 0; // ½ÓÊÕ״̬±ê¼Ç void Usmart_RecvDataProcess(UC_RECV_PARA_T *usmart_recv_para_p) { // USMARTͨѶ if (usmart_recv_para_p->uc_recv_flag) { usmart_recv_para_p->uc_recv_flag = RESET; // ×îºóÁ½¸öÊý¾ÝҪΪ»Ø³µºÍ»»ÐÐ if (usmart_recv_para_p->uc_recv_buf_union.uc_recv_buf[usmart_recv_para_p->uc_recv_length - 1] == 0x0A && usmart_recv_para_p->uc_recv_buf_union.uc_recv_buf[usmart_recv_para_p->uc_recv_length - 2] == 0x0D) { USART_RX_STA = 0xC000 | (usmart_recv_para_p->uc_recv_length - 2); memcpy(USART1_RX_BUF, usmart_recv_para_p->uc_recv_buf_union.uc_recv_buf, usmart_recv_para_p->uc_recv_length); usmart_dev.scan(); // Ö´ÐÐusmartɨÃè memset(usmart_recv_para_p->uc_recv_buf_union.uc_recv_buf, 0, sizeof(usmart_recv_para_p->uc_recv_buf_union.uc_recv_buf)); } else { usmart_recv_para_p->uc_recv_flag = SET; USART_RX_STA = 0; } } } uint8_t RS485_read_data_recv_buff[RS485_READ_DATA_RECV_BUFF_LEN_MAX] = {0}; uint8_t up_comm_recv_buff[UP_COMM_RECV_BUFF_LEN_MAX] = {0}; uint8_t WRC_recv_buff[WRC_RECV_BUFF_LEN_MAX] = {0}; UART_CTRL_PARA_T uart_ctrl_para_g = { .WRC_rxto_flag = RESET, .RS485_rxto_flag = RESET, .UP_COMM_rxto_flag = RESET, }; u16 USART_RX_STA = 0; //½ÓÊÕ״̬±ê¼Ç //void Usmart_RecvDataProcess(UC_RECV_PARA_T *usmart_recv_para_p) ////ÖØдÕâ¸öº¯Êý,Öض¨Ïòprintfº¯Êýµ½´®¿Ú£¬Òâ˼¾ÍÊÇ˵printfÖ±½ÓÊä³öµ½´®¿Ú£¬ÆäĬÈÏÊä³öµ½¿ØÖÆ̨µÄ ///*fputc*/ // int fputc(int c, FILE *f) //{ // // USMARTͨѶ // if (usmart_recv_para_p->uc_recv_flag) // { // usmart_recv_para_p->uc_recv_flag = RESET; // //×îºóÁ½¸öÊý¾ÝҪΪ»Ø³µºÍ»»ÐÐ // if (usmart_recv_para_p->uc_recv_buf_union.uc_recv_buf[usmart_recv_para_p->uc_recv_length - 1] == 0x0A && // usmart_recv_para_p->uc_recv_buf_union.uc_recv_buf[usmart_recv_para_p->uc_recv_length - 2] == 0x0D) // { // USART_RX_STA = 0xC000 | (usmart_recv_para_p->uc_recv_length - 2); // memcpy(USART1_RX_BUF, usmart_recv_para_p->uc_recv_buf_union.uc_recv_buf, usmart_recv_para_p->uc_recv_length); // usmart_dev.scan(); //Ö´ÐÐusmartɨÃè // memset(usmart_recv_para_p->uc_recv_buf_union.uc_recv_buf, 0, sizeof(usmart_recv_para_p->uc_recv_buf_union.uc_recv_buf)); // } // else // { // usmart_recv_para_p->uc_recv_flag = SET; // USART_RX_STA = 0; // } // } //} //ÖØдÕâ¸öº¯Êý,Öض¨Ïòprintfº¯Êýµ½´®¿Ú£¬Òâ˼¾ÍÊÇ˵printfÖ±½ÓÊä³öµ½´®¿Ú£¬ÆäĬÈÏÊä³öµ½¿ØÖÆ̨µÄ /*fputc*/ //int fputc(int c, FILE *f) //{ // uint8_t ch; // ch = c; // uint8_t ch; // ch = c; // UARTx_TXBUF_Write(UART0,ch);//·¢ËÍ´®¿Ú // while(RESET == UARTx_ISR_TXSE_Chk(UART0)) // ; //µÈ´ý·¢ËÍÍê³É // return ch; //} // return ch; // } //Öض¨Ïòscanfº¯Êýµ½´®¿Ú Òâ˼¾ÍÊÇ˵½ÓÊÜ´®¿Ú·¢¹ýÀ´µÄÊý¾Ý£¬ÆäĬÈÏÊǽÓÊÜ¿ØÖÆ̨µÄÊý¾Ý // Öض¨Ïòscanfº¯Êýµ½´®¿Ú Òâ˼¾ÍÊÇ˵½ÓÊÜ´®¿Ú·¢¹ýÀ´µÄÊý¾Ý£¬ÆäĬÈÏÊǽÓÊÜ¿ØÖÆ̨µÄÊý¾Ý /*fgetc*/ // int fgetc(FILE * F) //{ @@ -60,340 +52,240 @@ // } /*DMAÖжϻص÷º¯Êý£¬º¯ÊýÃûÔÚstartup_xxxx.sÆô¶¯ÎļþÖÐÑ°ÕÒ*/ void DMA_IRQHandler(void) { if((ENABLE == DMA_CHxCR_CHxFTIE_Getable(DMA_CH7)) &&(SET == DMA_ISR_DMACHFT_Chk(DMA_CH7))) { //Çå³ýÖжϱêÖ¾ DMA_ISR_DMACHFT_Clr(DMA_CH7); } } void UART1_IRQHandler(void) { //Ö»ÓÐuart0ºÍuart1ÓнÓÊÕ³¬Ê±ÖÐ¶Ï if(UARTx_ISR_RXTO_Chk(UART1) == SET){ UARTx_ISR_RXTO_Clr(UART1); uart_ctrl_para_g.RS485_rxto_flag = SET; uart_ctrl_para_g.WRC_rxto_flag = SET; } } //void UART5_IRQHandler(void) // void DMA_IRQHandler(void) //{ // //Ö»ÓÐuart0ºÍuart1ÓнÓÊÕ³¬Ê±ÖÐ¶Ï // if(UARTx_ISR_RXTO_Chk(UART5) == SET){ // UARTx_ISR_RXTO_Clr(UART5); // uart_ctrl_para_g.UP_COMM_rxto_flag = SET; // if((ENABLE == DMA_CHxCR_CHxFTIE_Getable(DMA_CH7)) // &&(SET == DMA_ISR_DMACHFT_Chk(DMA_CH7))) // { // //Çå³ýÖжϱêÖ¾ // DMA_ISR_DMACHFT_Clr(DMA_CH7); // } //} // } void RS485_read_data_uart_Init(uint32_t BaudRate,UART_ParityBitTypeDef ParityBit,UART_StopBitTypeDef StopBit) void Uart0_Init(void) { UART_SInitTypeDef UART_para;//UART³õʼ»¯½á¹¹Ìå CMU_ClocksType CMU_Clocks;//ϵͳ¸÷ʱÖÓƵÂʽṹÌå ÔÚ´ËÓë¼ÆË㲨ÌØÂÊÓÐ¹Ø /*UART0 IO ÅäÖÃ*/ CMU_PERCLK_SetableEx(PADCLK, ENABLE); //PADʱÖÓ£¨GPIO£©Ê¹Äܺ¯Êý AltFunIO(RS485_READ_DATA_TX_PORT, RS485_READ_DATA_TX_PIN, ALTFUN_NORMAL); AltFunIO(RS485_READ_DATA_RX_PORT, RS485_READ_DATA_RX_PIN, ALTFUN_NORMAL); //UART¹¤×÷ʱÖÓÔ´Ñ¡Ôñ Ö»ÓÐUART0¡¢1ÐèҪѡÔñ ÆäËûUART¶Ë¿ÚÔݲ»ÐèÒª Ö±½Ó×¢Êͼ´¿É if(RS485_READ_DATA_UARTX==UART0) UART_para.ClockSrc = CMU_OPCCR1_UART0CKS_APBCLK; //UART0¹¤×÷ʱÖÓÑ¡Ôñ else if(RS485_READ_DATA_UARTX==UART1) UART_para.ClockSrc = CMU_OPCCR1_UART1CKS_APBCLK; //UART1¹¤×÷ʱÖÓÑ¡Ôñ UART_para.BaudRate = BaudRate; UART_para.ParityBit = ParityBit; //ÆæżУÑé if(ParityBit==NONE) UART_para.DataBit = Eight8Bit; //Êý¾ÝλÊý else UART_para.DataBit = Nine9Bit; //Êý¾ÝλÊý UART_para.StopBit = StopBit; //ֹͣλ CMU_GetClocksFreq(&CMU_Clocks); //»ñȡϵͳ¸÷ʱÖÓƵÂÊ UART_SInit(RS485_READ_DATA_UARTX, &UART_para,&CMU_Clocks); //³õʼ»¯uart // UARTx_IER_RXBF_IE_Setable(RS485_READ_DATA_UARTX, ENABLE);//½ÓÊÕ»º´æÂúÖжÏʹÄÜ ÐèҪʹÓýÓÊÕÖжϴò¿ª´Ë´¦ÉèÖà // UARTx_IER_TXSE_IE_Setable(RS485_READ_DATA_UARTX, ENABLE)£»//·¢ËÍ»º´æ¿ÕÇÒ·¢ËÍÒÆλ¼Ä´æÆ÷¿ÕÖжÏʹÄÜ ÐèҪʹÓ÷¢ËÍÖжϴò¿ª´Ë´¦ÉèÖà NVIC_DisableIRQ(RS485_READ_DATA_UARTX_IRQn); UARTx_TODR_RXTO_LEN_Set(RS485_READ_DATA_UARTX, 255);//Ö»ÓÐuart0ºÍuart1ÓнÓÊÕ³¬Ê±ÖÐ¶Ï UARTx_ISR_RXTO_Clr(RS485_READ_DATA_UARTX); UARTx_IER_RXTO_IE_Setable(RS485_READ_DATA_UARTX, ENABLE); // NVIC_EnableIRQ(RS485_READ_DATA_UARTX_IRQn); UARTx_CSR_RXTOEN_Setable(RS485_READ_DATA_UARTX, ENABLE); /*NVICÖжÏÓÅÏȼ¶ÒÔ¼°ÊÇ·ñ´ò¿ªÖжÏÅäÖÃ*/ // NVIC_DisableIRQ(RS485_READ_DATA_UARTX_IRQn); NVIC_SetPriority(RS485_READ_DATA_UARTX_IRQn,2);//ÖжÏÓÅÏȼ¶ÅäÖà NVIC_EnableIRQ(RS485_READ_DATA_UARTX_IRQn); //ÖжϷþÎñº¯Êý¿ª UARTx_CSR_RXEN_Setable(RS485_READ_DATA_UARTX, ENABLE); //´ò¿ª½ÓÊÕʹÄÜ UARTx_CSR_TXEN_Setable(RS485_READ_DATA_UARTX, ENABLE); //´ò¿ª·¢ËÍʹÄÜ UARTx_ISR_RXBF_Clr(RS485_READ_DATA_UARTX); UART_SInitTypeDef UART_para; // UART³õʼ»¯½á¹¹Ìå CMU_ClocksType CMU_Clocks; // ϵͳ¸÷ʱÖÓƵÂʽṹÌå ÔÚ´ËÓë¼ÆË㲨ÌØÂÊÓÐ¹Ø /*UART0 IO ÅäÖÃ*/ CMU_PERCLK_SetableEx(PADCLK, ENABLE); // PADʱÖÓ£¨GPIO£©Ê¹Äܺ¯Êý AltFunIO(IR_RX_PORT, IR_RX_PIN, ALTFUN_NORMAL); // PF3 UART0 RX AltFunIO(IR_TX_PORT, IR_TX_PIN, ALTFUN_NORMAL); // PF4 UART0 TX // UART¹¤×÷ʱÖÓÔ´Ñ¡Ôñ Ö»ÓÐUART0¡¢1ÐèҪѡÔñ ÆäËûUART¶Ë¿ÚÔݲ»ÐèÒª Ö±½Ó×¢Êͼ´¿É UART_para.ClockSrc = CMU_OPCCR1_UART0CKS_APBCLK; // UART0¹¤×÷ʱÖÓÑ¡Ôñ UART_para.BaudRate = 115200; UART_para.DataBit = Eight8Bit; // Êý¾ÝλÊý UART_para.ParityBit = NONE; // ÆæżУÑé UART_para.StopBit = OneBit; // ֹͣλ CMU_GetClocksFreq(&CMU_Clocks); // »ñȡϵͳ¸÷ʱÖÓƵÂÊ UART_SInit(UART0, &UART_para, &CMU_Clocks); // ³õʼ»¯uart // UARTx_IER_RXBF_IE_Setable(MODBUS_UART, ENABLE);//½ÓÊÕ»º´æÂúÖжÏʹÄÜ ÐèҪʹÓýÓÊÕÖжϴò¿ª´Ë´¦ÉèÖà // UARTx_IER_TXSE_IE_Setable(MODBUS_UART, ENABLE)£»//·¢ËÍ»º´æ¿ÕÇÒ·¢ËÍÒÆλ¼Ä´æÆ÷¿ÕÖжÏʹÄÜ ÐèҪʹÓ÷¢ËÍÖжϴò¿ª´Ë´¦ÉèÖà /*NVICÖжÏÓÅÏȼ¶ÒÔ¼°ÊÇ·ñ´ò¿ªÖжÏÅäÖÃ*/ NVIC_DisableIRQ(UART0_IRQn); // NVIC_SetPriority(UART0_IRQn,2);//ÖжÏÓÅÏȼ¶ÅäÖà // NVIC_EnableIRQ(UART0_IRQn); //ÖжϷþÎñº¯Êý¿ª UARTx_CSR_RXEN_Setable(UART0, ENABLE); // ´ò¿ª½ÓÊÕʹÄÜ UARTx_CSR_TXEN_Setable(UART0, ENABLE); // ´ò¿ª·¢ËÍʹÄÜ UARTx_ISR_RXBF_Clr(UART0); } void RS485_read_data_RX_DMA_CH3_Init(void) void Uart3_Init(void) { DMA_InitTypeDef DMA_InitStructure;//DMA³õʼ»¯²ÎÊý½á¹¹Ìå CMU_PERCLK_SetableEx(DMACLK, ENABLE);//DMAʱÖÓʹÄÜ DMA_GCR_DMAEN_Setable(ENABLE);//DMA×ÜʹÄÜ DMA_InitStructure.CHx = RS485_READ_DATA_DMA_CHX;//DMAͨµÀºÅÉèÖà DMA_InitStructure.CHxPRI = DMA_CHxCR_CHxPRI_HIGH;//ͨµÀÓÅÏȼ¶ÉèÖà DMA_InitStructure.CHxINC = DMA_CHxCR_CHxINC_INCREASE;//ͨµÀµØÖ·Ôö³¤·½Ïò DMA_InitStructure.CHxSSEL = DMA_CHxCR_CH3SSEL_UART1_RX;//ÍâÉèͨµÀÑ¡Ôñ DMA_InitStructure.CHxDIR = DMA_CHxCR_DIR_TO_RAM;//Êý¾Ý´«Êä·½ÏòÉèÖà DMA_InitStructure.CHxTSIZE = RS485_READ_DATA_RECV_BUFF_LEN_MAX - 1;//ͨµÀ´«Ê䳤¶È DMA_InitStructure.CHxRAMAD = (uint32)RS485_read_data_recv_buff;//Ä¿±êµØÖ· DMA_InitStructure.CHxBDW = DMA_CHxCR_BDW_8BITS;//ͨµÀ´«Êä´ø¿í DMA_InitStructure.CHxFTIE = DISABLE; //ͨµÀ´«ÊäÍê³ÉÖжÏʹÄÜ DMA_InitStructure.CHxHTIE = DISABLE; //ͨµÀ´«Êä°ë³ÌÖÕ¶ËʹÄÜ UART_SInitTypeDef UART_para; // UART³õʼ»¯½á¹¹Ìå CMU_ClocksType CMU_Clocks; // ϵͳ¸÷ʱÖÓƵÂʽṹÌå ÔÚ´ËÓë¼ÆË㲨ÌØÂÊÓÐ¹Ø DMA_InitStructure.CHxEN = ENABLE; //ͨµÀʹÄÜ NVIC_DisableIRQ(DMA_IRQn); // NVIC_SetPriority(DMA_IRQn,3);//ÖжÏÓÅÏȼ¶ÅäÖà // NVIC_EnableIRQ(DMA_IRQn); // DMA_CHxCR_CHxFTIE_Setable(MODBUS_DMA_RX_CHANNEL,ENABLE);//ͨµÀ´«ÊäÍê³ÉÖжÏʹÄÜ /*UART0 IO ÅäÖÃ*/ CMU_PERCLK_SetableEx(PADCLK, ENABLE); // PADʱÖÓ£¨GPIO£©Ê¹Äܺ¯Êý AltFunIO(MAIN_TX_PORT, MAIN_TX_PIN, ALTFUN_NORMAL); AltFunIO(MAIN_RX_PORT, MAIN_RX_PIN, ALTFUN_NORMAL); DMA_ISR_DMACHFT_Clr(RS485_READ_DATA_DMA_CHX); // UART¹¤×÷ʱÖÓÔ´Ñ¡Ôñ Ö»ÓÐUART0¡¢1ÐèҪѡÔñ ÆäËûUART¶Ë¿ÚÔݲ»ÐèÒª Ö±½Ó×¢Êͼ´¿É // UART_para.ClockSrc = CMU_OPCCR1_UART0CKS_APBCLK; //UART0¹¤×÷ʱÖÓÑ¡Ôñ UART_para.BaudRate = 115200; UART_para.DataBit = Eight8Bit; // Êý¾ÝλÊý UART_para.ParityBit = NONE; // ÆæżУÑé UART_para.StopBit = OneBit; // ֹͣλ DMA_Init(&DMA_InitStructure);//DMAÅäÖòÎÊýдÈë CMU_GetClocksFreq(&CMU_Clocks); // »ñȡϵͳ¸÷ʱÖÓƵÂÊ UART_SInit(UART3, &UART_para, &CMU_Clocks); // ³õʼ»¯uart // UARTx_IER_RXBF_IE_Setable(MODBUS_UART, ENABLE);//½ÓÊÕ»º´æÂúÖжÏʹÄÜ ÐèҪʹÓýÓÊÕÖжϴò¿ª´Ë´¦ÉèÖà // UARTx_IER_TXSE_IE_Setable(MODBUS_UART, ENABLE)£»//·¢ËÍ»º´æ¿ÕÇÒ·¢ËÍÒÆλ¼Ä´æÆ÷¿ÕÖжÏʹÄÜ ÐèҪʹÓ÷¢ËÍÖжϴò¿ª´Ë´¦ÉèÖà /*NVICÖжÏÓÅÏȼ¶ÒÔ¼°ÊÇ·ñ´ò¿ªÖжÏÅäÖÃ*/ NVIC_DisableIRQ(UART3_IRQn); // NVIC_SetPriority(UART3_IRQn,2);//ÖжÏÓÅÏȼ¶ÅäÖà // NVIC_EnableIRQ(UART3); //ÖжϷþÎñº¯Êý¿ª UARTx_CSR_RXEN_Setable(UART3, ENABLE); // ´ò¿ª½ÓÊÕʹÄÜ UARTx_CSR_TXEN_Setable(UART3, ENABLE); // ´ò¿ª·¢ËÍʹÄÜ UARTx_ISR_RXBF_Clr(UART3); } void RS485_read_data_RX_DMA_CH3_reload(void) void Uart5_Init(void) { DMA_ISR_DMACHFT_Clr(RS485_READ_DATA_DMA_CHX); DMA_CHxCR_ChxEN_Setable(RS485_READ_DATA_DMA_CHX, DISABLE); //ͨµÀʧÄÜ memset(RS485_read_data_recv_buff,0,sizeof(RS485_read_data_recv_buff)); DMA_CHxMAR_Write(RS485_READ_DATA_DMA_CHX, (uint32)RS485_read_data_recv_buff); DMA_CHxCR_ChxEN_Setable(RS485_READ_DATA_DMA_CHX, ENABLE); //ͨµÀʹÄÜ UART_SInitTypeDef UART_para; // UART³õʼ»¯½á¹¹Ìå CMU_ClocksType CMU_Clocks; // ϵͳ¸÷ʱÖÓƵÂʽṹÌå ÔÚ´ËÓë¼ÆË㲨ÌØÂÊÓÐ¹Ø /*UART0 IO ÅäÖÃ*/ CMU_PERCLK_SetableEx(PADCLK, ENABLE); // PADʱÖÓ£¨GPIO£©Ê¹Äܺ¯Êý AltFunIO(GPRS_TX_PORT, GPRS_TX_PIN, ALTFUN_NORMAL); AltFunIO(GPRS_RX_PORT, GPRS_RX_PIN, ALTFUN_NORMAL); // UART¹¤×÷ʱÖÓÔ´Ñ¡Ôñ Ö»ÓÐUART0¡¢1ÐèҪѡÔñ ÆäËûUART¶Ë¿ÚÔݲ»ÐèÒª Ö±½Ó×¢Êͼ´¿É // UART_para.ClockSrc = CMU_OPCCR1_UART0CKS_APBCLK; //UART0¹¤×÷ʱÖÓÑ¡Ôñ UART_para.BaudRate = 115200; UART_para.DataBit = Eight8Bit; // Êý¾ÝλÊý UART_para.ParityBit = NONE; // ÆæżУÑé UART_para.StopBit = OneBit; // ֹͣλ CMU_GetClocksFreq(&CMU_Clocks); // »ñȡϵͳ¸÷ʱÖÓƵÂÊ UART_SInit(UART5, &UART_para, &CMU_Clocks); // ³õʼ»¯uart // UARTx_IER_RXBF_IE_Setable(MODBUS_UART, ENABLE);//½ÓÊÕ»º´æÂúÖжÏʹÄÜ ÐèҪʹÓýÓÊÕÖжϴò¿ª´Ë´¦ÉèÖà // UARTx_IER_TXSE_IE_Setable(MODBUS_UART, ENABLE)£»//·¢ËÍ»º´æ¿ÕÇÒ·¢ËÍÒÆλ¼Ä´æÆ÷¿ÕÖжÏʹÄÜ ÐèҪʹÓ÷¢ËÍÖжϴò¿ª´Ë´¦ÉèÖà /*NVICÖжÏÓÅÏȼ¶ÒÔ¼°ÊÇ·ñ´ò¿ªÖжÏÅäÖÃ*/ NVIC_DisableIRQ(UART5_IRQn); // NVIC_SetPriority(UART5_IRQn,2);//ÖжÏÓÅÏȼ¶ÅäÖà // NVIC_EnableIRQ(UART5_IRQn); //ÖжϷþÎñº¯Êý¿ª UARTx_CSR_RXEN_Setable(UART5, ENABLE); // ´ò¿ª½ÓÊÕʹÄÜ UARTx_CSR_TXEN_Setable(UART5, ENABLE); // ´ò¿ª·¢ËÍʹÄÜ UARTx_ISR_RXBF_Clr(UART5); } //ÉÏλ»ú½Ó¿Ú void up_comm_uart_Init(uint32_t BaudRate,UART_ParityBitTypeDef ParityBit,UART_StopBitTypeDef StopBit) void Uart0_RX_DMA_CH7_Init(void) { UART_SInitTypeDef UART_para;//UART³õʼ»¯½á¹¹Ìå CMU_ClocksType CMU_Clocks;//ϵͳ¸÷ʱÖÓƵÂʽṹÌå ÔÚ´ËÓë¼ÆË㲨ÌØÂÊÓÐ¹Ø /*UART0 IO ÅäÖÃ*/ CMU_PERCLK_SetableEx(PADCLK, ENABLE); //PADʱÖÓ£¨GPIO£©Ê¹Äܺ¯Êý AltFunIO(UP_COMM_TX_PORT, UP_COMM_TX_PIN, ALTFUN_NORMAL); AltFunIO(UP_COMM_RX_PORT, UP_COMM_RX_PIN, ALTFUN_NORMAL); OutputIO(UP_COMM_RE_PORT,UP_COMM_RE_PIN,OUT_PUSHPULL); UP_COMM_RE_RECV_EN; //UART¹¤×÷ʱÖÓÔ´Ñ¡Ôñ Ö»ÓÐUART0¡¢1ÐèҪѡÔñ ÆäËûUART¶Ë¿ÚÔݲ»ÐèÒª Ö±½Ó×¢Êͼ´¿É if(UP_COMM_UARTX==UART0) UART_para.ClockSrc = CMU_OPCCR1_UART0CKS_APBCLK; //UART0¹¤×÷ʱÖÓÑ¡Ôñ else if(UP_COMM_UARTX==UART1) UART_para.ClockSrc = CMU_OPCCR1_UART1CKS_APBCLK; //UART1¹¤×÷ʱÖÓÑ¡Ôñ UART_para.BaudRate = BaudRate; UART_para.ParityBit = ParityBit; //ÆæżУÑé if(ParityBit==NONE) UART_para.DataBit = Eight8Bit; //Êý¾ÝλÊý else UART_para.DataBit = Nine9Bit; //Êý¾ÝλÊý UART_para.StopBit = StopBit; //ֹͣλ CMU_GetClocksFreq(&CMU_Clocks); //»ñȡϵͳ¸÷ʱÖÓƵÂÊ UART_SInit(UP_COMM_UARTX, &UART_para,&CMU_Clocks); //³õʼ»¯uart // UARTx_IER_RXBF_IE_Setable(UP_COMM_UARTX, ENABLE);//½ÓÊÕ»º´æÂúÖжÏʹÄÜ ÐèҪʹÓýÓÊÕÖжϴò¿ª´Ë´¦ÉèÖà // UARTx_IER_TXSE_IE_Setable(UP_COMM_UARTX, ENABLE)£»//·¢ËÍ»º´æ¿ÕÇÒ·¢ËÍÒÆλ¼Ä´æÆ÷¿ÕÖжÏʹÄÜ ÐèҪʹÓ÷¢ËÍÖжϴò¿ª´Ë´¦ÉèÖà // NVIC_DisableIRQ(UP_COMM_UARTX_IRQn); // UARTx_TODR_RXTO_LEN_Set(UP_COMM_UARTX, 255);//Ö»ÓÐuart0ºÍuart1ÓнÓÊÕ³¬Ê±ÖÐ¶Ï // UARTx_ISR_RXTO_Clr(UP_COMM_UARTX); // UARTx_IER_RXTO_IE_Setable(UP_COMM_UARTX, ENABLE); //// NVIC_EnableIRQ(UP_COMM_UARTX_IRQn); // UARTx_CSR_RXTOEN_Setable(UP_COMM_UARTX, ENABLE); /*NVICÖжÏÓÅÏȼ¶ÒÔ¼°ÊÇ·ñ´ò¿ªÖжÏÅäÖÃ*/ NVIC_DisableIRQ(UP_COMM_UARTX_IRQn); // NVIC_SetPriority(UP_COMM_UARTX_IRQn,4);//ÖжÏÓÅÏȼ¶ÅäÖà // NVIC_EnableIRQ(UP_COMM_UARTX_IRQn); //ÖжϷþÎñº¯Êý¿ª UARTx_CSR_RXEN_Setable(UP_COMM_UARTX, ENABLE); //´ò¿ª½ÓÊÕʹÄÜ UARTx_CSR_TXEN_Setable(UP_COMM_UARTX, ENABLE); //´ò¿ª·¢ËÍʹÄÜ UARTx_ISR_RXBF_Clr(UP_COMM_UARTX); DMA_InitTypeDef DMA_InitStructure; // DMA³õʼ»¯²ÎÊý½á¹¹Ìå CMU_PERCLK_SetableEx(DMACLK, ENABLE); // DMAʱÖÓʹÄÜ DMA_GCR_DMAEN_Setable(ENABLE); // DMA×ÜʹÄÜ DMA_InitStructure.CHx = DMA_CH7; // DMAͨµÀºÅÉèÖà DMA_InitStructure.CHxPRI = DMA_CHxCR_CHxPRI_HIGH; // ͨµÀÓÅÏȼ¶ÉèÖà DMA_InitStructure.CHxINC = DMA_CHxCR_CHxINC_INCREASE; // ͨµÀµØÖ·Ôö³¤·½Ïò DMA_InitStructure.CHxSSEL = DMA_CHxCR_CH7SSEL_UART0_RX; // ÍâÉèͨµÀÑ¡Ôñ DMA_InitStructure.CHxDIR = DMA_CHxCR_DIR_TO_RAM; // Êý¾Ý´«Êä·½ÏòÉèÖà DMA_InitStructure.CHxTSIZE = UC_RECV_LEN_MAX - 1; // ͨµÀ´«Ê䳤¶È DMA_InitStructure.CHxRAMAD = (uint32)uc_recv_para_g.uc_recv_buf_union.uc_recv_buf; // Ä¿±êµØÖ· DMA_InitStructure.CHxBDW = DMA_CHxCR_BDW_8BITS; // ͨµÀ´«Êä´ø¿í DMA_InitStructure.CHxFTIE = DISABLE; // ͨµÀ´«ÊäÍê³ÉÖжÏʹÄÜ DMA_InitStructure.CHxHTIE = DISABLE; // ͨµÀ´«Êä°ë³ÌÖÕ¶ËʹÄÜ DMA_InitStructure.CHxEN = ENABLE; // ͨµÀʹÄÜ NVIC_DisableIRQ(DMA_IRQn); // NVIC_SetPriority(DMA_IRQn,3);//ÖжÏÓÅÏȼ¶ÅäÖà // NVIC_EnableIRQ(DMA_IRQn); // DMA_CHxCR_CHxFTIE_Setable(MODBUS_DMA_RX_CHANNEL,ENABLE);//ͨµÀ´«ÊäÍê³ÉÖжÏʹÄÜ DMA_ISR_DMACHFT_Clr(DMA_CH7); DMA_Init(&DMA_InitStructure); // DMAÅäÖòÎÊýдÈë } void up_comm_RX_DMA_CH2_Init(void) void Uart3_RX_DMA_CH1_Init(void) { DMA_InitTypeDef DMA_InitStructure;//DMA³õʼ»¯²ÎÊý½á¹¹Ìå CMU_PERCLK_SetableEx(DMACLK, ENABLE);//DMAʱÖÓʹÄÜ DMA_GCR_DMAEN_Setable(ENABLE);//DMA×ÜʹÄÜ DMA_InitStructure.CHx = UP_COMM_DMA_CHX;//DMAͨµÀºÅÉèÖà DMA_InitStructure.CHxPRI = DMA_CHxCR_CHxPRI_HIGH;//ͨµÀÓÅÏȼ¶ÉèÖà DMA_InitStructure.CHxINC = DMA_CHxCR_CHxINC_INCREASE;//ͨµÀµØÖ·Ôö³¤·½Ïò DMA_InitStructure.CHxSSEL = DMA_CHxCR_CH2SSEL_UART5_RX;//ÍâÉèͨµÀÑ¡Ôñ DMA_InitStructure.CHxDIR = DMA_CHxCR_DIR_TO_RAM;//Êý¾Ý´«Êä·½ÏòÉèÖà DMA_InitStructure.CHxTSIZE = UP_COMM_RECV_BUFF_LEN_MAX - 1;//ͨµÀ´«Ê䳤¶È DMA_InitStructure.CHxRAMAD = (uint32)up_comm_recv_buff;//Ä¿±êµØÖ· DMA_InitStructure.CHxBDW = DMA_CHxCR_BDW_8BITS;//ͨµÀ´«Êä´ø¿í DMA_InitStructure.CHxFTIE = DISABLE; //ͨµÀ´«ÊäÍê³ÉÖжÏʹÄÜ DMA_InitStructure.CHxHTIE = DISABLE; //ͨµÀ´«Êä°ë³ÌÖÕ¶ËʹÄÜ DMA_InitTypeDef DMA_InitStructure; // DMA³õʼ»¯²ÎÊý½á¹¹Ìå DMA_InitStructure.CHxEN = ENABLE; //ͨµÀʹÄÜ NVIC_DisableIRQ(DMA_IRQn); // NVIC_SetPriority(DMA_IRQn,3);//ÖжÏÓÅÏȼ¶ÅäÖà // NVIC_EnableIRQ(DMA_IRQn); // DMA_CHxCR_CHxFTIE_Setable(MODBUS_DMA_RX_CHANNEL,ENABLE);//ͨµÀ´«ÊäÍê³ÉÖжÏʹÄÜ CMU_PERCLK_SetableEx(DMACLK, ENABLE); // DMAʱÖÓʹÄÜ DMA_GCR_DMAEN_Setable(ENABLE); // DMA×ÜʹÄÜ DMA_ISR_DMACHFT_Clr(UP_COMM_DMA_CHX); DMA_InitStructure.CHx = DMA_CH1; // DMAͨµÀºÅÉèÖà DMA_InitStructure.CHxPRI = DMA_CHxCR_CHxPRI_HIGH; // ͨµÀÓÅÏȼ¶ÉèÖà DMA_InitStructure.CHxINC = DMA_CHxCR_CHxINC_INCREASE; // ͨµÀµØÖ·Ôö³¤·½Ïò DMA_InitStructure.CHxSSEL = DMA_CHxCR_CH1SSEL_UART3_RX; // ÍâÉèͨµÀÑ¡Ôñ DMA_InitStructure.CHxDIR = DMA_CHxCR_DIR_TO_RAM; // Êý¾Ý´«Êä·½ÏòÉèÖà DMA_InitStructure.CHxTSIZE = INTER_RECV_LEN_MAX - 1; // ͨµÀ´«Ê䳤¶È DMA_InitStructure.CHxRAMAD = (uint32)inter_recv_para_g.inter_recv_union.inter_recv_buf; // Ä¿±êµØÖ· DMA_InitStructure.CHxBDW = DMA_CHxCR_BDW_8BITS; // ͨµÀ´«Êä´ø¿í DMA_Init(&DMA_InitStructure);//DMAÅäÖòÎÊýдÈë DMA_InitStructure.CHxFTIE = DISABLE; // ͨµÀ´«ÊäÍê³ÉÖжÏʹÄÜ DMA_InitStructure.CHxHTIE = DISABLE; // ͨµÀ´«Êä°ë³ÌÖÕ¶ËʹÄÜ DMA_InitStructure.CHxEN = ENABLE; // ͨµÀʹÄÜ NVIC_DisableIRQ(DMA_IRQn); // NVIC_SetPriority(DMA_IRQn,3);//ÖжÏÓÅÏȼ¶ÅäÖà // NVIC_EnableIRQ(DMA_IRQn); // DMA_CHxCR_CHxFTIE_Setable(MODBUS_DMA_RX_CHANNEL,ENABLE);//ͨµÀ´«ÊäÍê³ÉÖжÏʹÄÜ DMA_ISR_DMACHFT_Clr(DMA_CH1); DMA_Init(&DMA_InitStructure); // DMAÅäÖòÎÊýдÈë } void up_comm_RX_DMA_CH2_reload(void) void Uart5_RX_DMA_CH5_Init(void) { DMA_ISR_DMACHFT_Clr(UP_COMM_DMA_CHX); DMA_CHxCR_ChxEN_Setable(UP_COMM_DMA_CHX, DISABLE); //ͨµÀʧÄÜ memset(up_comm_recv_buff,0,sizeof(up_comm_recv_buff)); DMA_CHxMAR_Write(UP_COMM_DMA_CHX, (uint32)up_comm_recv_buff); DMA_CHxCR_ChxEN_Setable(UP_COMM_DMA_CHX, ENABLE); //ͨµÀʹÄÜ DMA_InitTypeDef DMA_InitStructure; // DMA³õʼ»¯²ÎÊý½á¹¹Ìå CMU_PERCLK_SetableEx(DMACLK, ENABLE); // DMAʱÖÓʹÄÜ DMA_GCR_DMAEN_Setable(ENABLE); // DMA×ÜʹÄÜ DMA_InitStructure.CHx = DMA_CH5; // DMAͨµÀºÅÉèÖà DMA_InitStructure.CHxPRI = DMA_CHxCR_CHxPRI_HIGH; // ͨµÀÓÅÏȼ¶ÉèÖà DMA_InitStructure.CHxINC = DMA_CHxCR_CHxINC_INCREASE; // ͨµÀµØÖ·Ôö³¤·½Ïò DMA_InitStructure.CHxSSEL = DMA_CHxCR_CH5SSEL_UART5_RX; // ÍâÉèͨµÀÑ¡Ôñ DMA_InitStructure.CHxDIR = DMA_CHxCR_DIR_TO_RAM; // Êý¾Ý´«Êä·½ÏòÉèÖà DMA_InitStructure.CHxTSIZE = GPRS_RECV_LEN_MAX - 1; // ͨµÀ´«Ê䳤¶È DMA_InitStructure.CHxRAMAD = (uint32)gprs_module_para_g.gprs_recv_buf; // Ä¿±êµØÖ· DMA_InitStructure.CHxBDW = DMA_CHxCR_BDW_8BITS; // ͨµÀ´«Êä´ø¿í DMA_InitStructure.CHxFTIE = DISABLE; // ͨµÀ´«ÊäÍê³ÉÖжÏʹÄÜ DMA_InitStructure.CHxHTIE = DISABLE; // ͨµÀ´«Êä°ë³ÌÖÕ¶ËʹÄÜ DMA_InitStructure.CHxEN = ENABLE; // ͨµÀʹÄÜ NVIC_DisableIRQ(DMA_IRQn); // NVIC_SetPriority(DMA_IRQn,3);//ÖжÏÓÅÏȼ¶ÅäÖà // NVIC_EnableIRQ(DMA_IRQn); // DMA_CHxCR_CHxFTIE_Setable(MODBUS_DMA_RX_CHANNEL,ENABLE);//ͨµÀ´«ÊäÍê³ÉÖжÏʹÄÜ DMA_ISR_DMACHFT_Clr(DMA_CH5); DMA_Init(&DMA_InitStructure); // DMAÅäÖòÎÊýдÈë } void WRC_uart_Init(uint32_t BaudRate,UART_ParityBitTypeDef ParityBit,UART_StopBitTypeDef StopBit) { UART_SInitTypeDef UART_para;//UART³õʼ»¯½á¹¹Ìå CMU_ClocksType CMU_Clocks;//ϵͳ¸÷ʱÖÓƵÂʽṹÌå ÔÚ´ËÓë¼ÆË㲨ÌØÂÊÓÐ¹Ø /*UART0 IO ÅäÖÃ*/ CMU_PERCLK_SetableEx(PADCLK, ENABLE); //PADʱÖÓ£¨GPIO£©Ê¹Äܺ¯Êý AltFunIO(WRC_TX_PORT, WRC_TX_PIN, ALTFUN_NORMAL); AltFunIO(WRC_RX_PORT, WRC_RX_PIN, ALTFUN_NORMAL); //UART¹¤×÷ʱÖÓÔ´Ñ¡Ôñ Ö»ÓÐUART0¡¢1ÐèҪѡÔñ ÆäËûUART¶Ë¿ÚÔݲ»ÐèÒª Ö±½Ó×¢Êͼ´¿É if(WRC_UARTX==UART0) UART_para.ClockSrc = CMU_OPCCR1_UART0CKS_APBCLK; //UART0¹¤×÷ʱÖÓÑ¡Ôñ else if(WRC_UARTX==UART1) UART_para.ClockSrc = CMU_OPCCR1_UART1CKS_APBCLK; //UART1¹¤×÷ʱÖÓÑ¡Ôñ UART_para.BaudRate = BaudRate; UART_para.ParityBit = ParityBit; //ÆæżУÑé if(ParityBit==NONE) UART_para.DataBit = Eight8Bit; //Êý¾ÝλÊý else UART_para.DataBit = Nine9Bit; //Êý¾ÝλÊý UART_para.StopBit = StopBit; //ֹͣλ CMU_GetClocksFreq(&CMU_Clocks); //»ñȡϵͳ¸÷ʱÖÓƵÂÊ UART_SInit(WRC_UARTX, &UART_para,&CMU_Clocks); //³õʼ»¯uart // UARTx_IER_RXBF_IE_Setable(WRC_UARTX, ENABLE);//½ÓÊÕ»º´æÂúÖжÏʹÄÜ ÐèҪʹÓýÓÊÕÖжϴò¿ª´Ë´¦ÉèÖà // UARTx_IER_TXSE_IE_Setable(WRC_UARTX, ENABLE)£»//·¢ËÍ»º´æ¿ÕÇÒ·¢ËÍÒÆλ¼Ä´æÆ÷¿ÕÖжÏʹÄÜ ÐèҪʹÓ÷¢ËÍÖжϴò¿ª´Ë´¦ÉèÖà NVIC_DisableIRQ(WRC_UARTX_IRQn); UARTx_TODR_RXTO_LEN_Set(WRC_UARTX, 255);//Ö»ÓÐuart0ºÍuart1ÓнÓÊÕ³¬Ê±ÖÐ¶Ï UARTx_ISR_RXTO_Clr(WRC_UARTX); UARTx_IER_RXTO_IE_Setable(WRC_UARTX, ENABLE); // NVIC_EnableIRQ(WRC_UARTX_IRQn); UARTx_CSR_RXTOEN_Setable(WRC_UARTX, ENABLE); /*NVICÖжÏÓÅÏȼ¶ÒÔ¼°ÊÇ·ñ´ò¿ªÖжÏÅäÖÃ*/ // NVIC_DisableIRQ(WRC_UARTX_IRQn); NVIC_SetPriority(WRC_UARTX_IRQn,2);//ÖжÏÓÅÏȼ¶ÅäÖà NVIC_EnableIRQ(WRC_UARTX_IRQn); //ÖжϷþÎñº¯Êý¿ª UARTx_CSR_RXEN_Setable(WRC_UARTX, ENABLE); //´ò¿ª½ÓÊÕʹÄÜ UARTx_CSR_TXEN_Setable(WRC_UARTX, ENABLE); //´ò¿ª·¢ËÍʹÄÜ UARTx_ISR_RXBF_Clr(WRC_UARTX); } void WRC_RX_DMA_CH3_Init(void) { DMA_InitTypeDef DMA_InitStructure;//DMA³õʼ»¯²ÎÊý½á¹¹Ìå CMU_PERCLK_SetableEx(DMACLK, ENABLE);//DMAʱÖÓʹÄÜ DMA_GCR_DMAEN_Setable(ENABLE);//DMA×ÜʹÄÜ DMA_InitStructure.CHx = WRC_DMA_CHX;//DMAͨµÀºÅÉèÖà DMA_InitStructure.CHxPRI = DMA_CHxCR_CHxPRI_HIGH;//ͨµÀÓÅÏȼ¶ÉèÖà DMA_InitStructure.CHxINC = DMA_CHxCR_CHxINC_INCREASE;//ͨµÀµØÖ·Ôö³¤·½Ïò DMA_InitStructure.CHxSSEL = DMA_CHxCR_CH3SSEL_UART1_RX;//ÍâÉèͨµÀÑ¡Ôñ DMA_InitStructure.CHxDIR = DMA_CHxCR_DIR_TO_RAM;//Êý¾Ý´«Êä·½ÏòÉèÖà DMA_InitStructure.CHxTSIZE = WRC_RECV_BUFF_LEN_MAX - 1;//ͨµÀ´«Ê䳤¶È DMA_InitStructure.CHxRAMAD = (uint32)WRC_recv_buff;//Ä¿±êµØÖ· DMA_InitStructure.CHxBDW = DMA_CHxCR_BDW_8BITS;//ͨµÀ´«Êä´ø¿í DMA_InitStructure.CHxFTIE = DISABLE; //ͨµÀ´«ÊäÍê³ÉÖжÏʹÄÜ DMA_InitStructure.CHxHTIE = DISABLE; //ͨµÀ´«Êä°ë³ÌÖÕ¶ËʹÄÜ DMA_InitStructure.CHxEN = ENABLE; //ͨµÀʹÄÜ NVIC_DisableIRQ(DMA_IRQn); // NVIC_SetPriority(DMA_IRQn,3);//ÖжÏÓÅÏȼ¶ÅäÖà // NVIC_EnableIRQ(DMA_IRQn); // DMA_CHxCR_CHxFTIE_Setable(MODBUS_DMA_RX_CHANNEL,ENABLE);//ͨµÀ´«ÊäÍê³ÉÖжÏʹÄÜ DMA_ISR_DMACHFT_Clr(WRC_DMA_CHX); DMA_Init(&DMA_InitStructure);//DMAÅäÖòÎÊýдÈë } void WRC_RX_DMA_CH3_reload(void) { DMA_ISR_DMACHFT_Clr(WRC_DMA_CHX); DMA_CHxCR_ChxEN_Setable(WRC_DMA_CHX, DISABLE); //ͨµÀʧÄÜ memset(WRC_recv_buff,0,sizeof(WRC_recv_buff)); DMA_CHxMAR_Write(WRC_DMA_CHX, (uint32)WRC_recv_buff); DMA_CHxCR_ChxEN_Setable(WRC_DMA_CHX, ENABLE); //ͨµÀʹÄÜ } /*ÆÕͨ£¨×èÈûʽ£©·¢ËÍÊý¾Ý*/ void UARTx_SendData_Normal(UART_Type* UARTx,uint8_t * pSendData,uint16_t send_len) void UARTx_SendData_Normal(UART_Type *UARTx, uint8_t *pSendData, uint16_t send_len) { for(uint16_t i= 0; i < send_len; i++) { UARTx_TXBUF_Write(UARTx, pSendData[i]); //½«·¢ËÍÊý¾ÝдÈë·¢ËͼĴæÆ÷ while(RESET == UARTx_ISR_TXSE_Chk(UARTx)); //µÈ´ý·¢ËÍÍê³É } for (uint16_t i = 0; i < send_len; i++) { IWDT_Clr(); UARTx_TXBUF_Write(UARTx, pSendData[i]); // ½«·¢ËÍÊý¾ÝдÈë·¢ËͼĴæÆ÷ while (RESET == UARTx_ISR_TXSE_Chk(UARTx)) ; // µÈ´ý·¢ËÍÍê³É } #if Debug_Model printf("MCU->%s ", UARTx == UART5 ? "PC" : UARTx == UART1 ? "UART1" : "UART1"); for (uint16_t i = 0; i < send_len; i++) { IWDT_Clr(); printf("0x%02x ", pSendData[i]); } printf("\r\n"); #endif } void UARTx_SendData_IT(void) { } void UARTx_SendData_DMA(void) { }
