#include "uart.h"
|
#include "gpio.h"
|
#include "usmart.h"
|
|
|
|
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};
|
|
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;
|
// }
|
// }
|
//}
|
|
//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;
|
UARTx_TXBUF_Write(UART0,ch);//·¢ËÍ´®¿Ú
|
while(RESET == UARTx_ISR_TXSE_Chk(UART0))
|
; //µÈ´ý·¢ËÍÍê³É
|
return ch;
|
}
|
|
//Öض¨Ïòscanfº¯Êýµ½´®¿Ú Òâ˼¾ÍÊÇ˵½ÓÊÜ´®¿Ú·¢¹ýÀ´µÄÊý¾Ý£¬ÆäĬÈÏÊǽÓÊÜ¿ØÖÆ̨µÄÊý¾Ý
|
/*fgetc*/
|
// int fgetc(FILE * F)
|
//{
|
// uint8_t ch_r;
|
// HAL_UART_Receive (&huart4,&ch_r,1,0xffff);//½ÓÊÕ
|
// return ch_r;
|
// }
|
|
/*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 RS485_read_data_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ÌØÂÊÓйØ
|
|
/*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)||(RS485_READ_DATA_UARTX==UART1))
|
UART_para.ClockSrc = CMU_OPCCR1_UART0CKS_APBCLK; //UART0¹¤×÷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´¦ÉèÖÃ
|
// UARTx_IER_TXSE_IE_Setable(RS485_READ_DATA_UARTX, ENABLE)£»//·¢ËÍ»º´æ¿ÕÇÒ·¢ËÍÒÆλ¼Ä´æÆ÷¿ÕÖжÏʹÄÜ ÐèҪʹÓ÷¢ËÍÖжϴò¿ª´Ë´¦ÉèÖÃ
|
|
/*NVICÖжÏÓÅÏȼ¶ÒÔ¼°ÊÇ·ñ´ò¿ªÖжÏÅäÖÃ*/
|
NVIC_DisableIRQ(RS485_READ_DATA_UARTX_IRQn);
|
// NVIC_SetPriority(RS485_READ_DATA_UARTX_IRQn,2);//ÖжÏÓÅÏȼ¶ÅäÖÃ
|
// 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);
|
}
|
|
|
void RS485_read_data_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 = RS485_READ_DATA_DMA_CHX;//DMAͨµÀºÅÉèÖÃ
|
DMA_InitStructure.CHxPRI = DMA_CHxCR_CHxPRI_HIGH;//ͨµÀÓÅÏȼ¶ÉèÖÃ
|
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·½ÏòÉèÖÃ
|
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
|
|
DMA_InitStructure.CHxEN = ENABLE; //ͨµÀʹÄÜ
|
|
NVIC_DisableIRQ(DMA_IRQn);
|
// NVIC_SetPriority(DMA_IRQn,3);//ÖжÏÓÅÏȼ¶ÅäÖÃ
|
// NVIC_EnableIRQ(DMA_IRQn);
|
|
// DMA_CHxCR_CHxFTIE_Setable(MODBUS_DMA_RX_CHANNEL,ENABLE);//ͨµÀ´«ÊäÍê³ÉÖжÏʹÄÜ
|
|
DMA_ISR_DMACHFT_Clr(RS485_READ_DATA_DMA_CHX);
|
|
DMA_Init(&DMA_InitStructure);//DMAÅäÖòÎÊýдÈë
|
}
|
|
void RS485_read_data_RX_DMA_CH3_reload(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
|
}
|
|
|
//ÉÏλ»ú½Ó¿Ú
|
void up_comm_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ÌØÂÊÓйØ
|
|
/*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)||(UP_COMM_UARTX==UART1))
|
UART_para.ClockSrc = CMU_OPCCR1_UART0CKS_APBCLK; //UART0¹¤×÷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´¦ÉèÖÃ
|
// UARTx_IER_TXSE_IE_Setable(UP_COMM_UARTX, ENABLE)£»//·¢ËÍ»º´æ¿ÕÇÒ·¢ËÍÒÆλ¼Ä´æÆ÷¿ÕÖжÏʹÄÜ ÐèҪʹÓ÷¢ËÍÖжϴò¿ª´Ë´¦ÉèÖÃ
|
|
/*NVICÖжÏÓÅÏȼ¶ÒÔ¼°ÊÇ·ñ´ò¿ªÖжÏÅäÖÃ*/
|
NVIC_DisableIRQ(UP_COMM_UARTX_IRQn);
|
// NVIC_SetPriority(UP_COMM_UARTX_IRQn,2);//ÖжÏÓÅÏȼ¶ÅäÖÃ
|
// 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);
|
}
|
|
|
void up_comm_RX_DMA_CH2_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;//DMAͨµÀºÅÉèÖÃ
|
DMA_InitStructure.CHxPRI = DMA_CHxCR_CHxPRI_HIGH;//ͨµÀÓÅÏȼ¶ÉèÖÃ
|
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·½ÏòÉèÖÃ
|
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_InitStructure.CHxEN = ENABLE; //ͨµÀʹÄÜ
|
|
NVIC_DisableIRQ(DMA_IRQn);
|
// NVIC_SetPriority(DMA_IRQn,3);//ÖжÏÓÅÏȼ¶ÅäÖÃ
|
// NVIC_EnableIRQ(DMA_IRQn);
|
|
// DMA_CHxCR_CHxFTIE_Setable(MODBUS_DMA_RX_CHANNEL,ENABLE);//ͨµÀ´«ÊäÍê³ÉÖжÏʹÄÜ
|
|
DMA_ISR_DMACHFT_Clr(UP_COMM_DMA_CHX);
|
|
DMA_Init(&DMA_InitStructure);//DMAÅäÖòÎÊýдÈë
|
}
|
|
void up_comm_RX_DMA_CH2_reload(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
|
}
|
|
|
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ÌØÂÊÓйØ
|
|
/*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)||(WRC_UARTX==UART1))
|
UART_para.ClockSrc = CMU_OPCCR1_UART0CKS_APBCLK; //UART0¹¤×÷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´¦ÉèÖÃ
|
// UARTx_IER_TXSE_IE_Setable(WRC_UARTX, ENABLE)£»//·¢ËÍ»º´æ¿ÕÇÒ·¢ËÍÒÆλ¼Ä´æÆ÷¿ÕÖжÏʹÄÜ ÐèҪʹÓ÷¢ËÍÖжϴò¿ª´Ë´¦ÉèÖÃ
|
|
/*NVICÖжÏÓÅÏȼ¶ÒÔ¼°ÊÇ·ñ´ò¿ªÖжÏÅäÖÃ*/
|
NVIC_DisableIRQ(WRC_UARTX_IRQn);
|
// NVIC_SetPriority(WRC_UARTX_IRQn,2);//ÖжÏÓÅÏȼ¶ÅäÖÃ
|
// 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_CH0_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;//DMAͨµÀºÅÉèÖÃ
|
DMA_InitStructure.CHxPRI = DMA_CHxCR_CHxPRI_HIGH;//ͨµÀÓÅÏȼ¶ÉèÖÃ
|
DMA_InitStructure.CHxINC = DMA_CHxCR_CHxINC_INCREASE;//ͨµÀµØÖ·Ôö³¤·½Ïò
|
DMA_InitStructure.CHxSSEL = DMA_CHxCR_CH0SSEL_UART2_RX;//ÍâÉèͨµÀÑ¡Ôñ
|
DMA_InitStructure.CHxDIR = DMA_CHxCR_DIR_TO_RAM;//Êý¾Ý´«Êä·½ÏòÉèÖÃ
|
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¶ÅäÖÃ
|
// 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_CH0_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)
|
{
|
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
|
}
|
}
|
|
void UARTx_SendData_IT(void)
|
{
|
|
}
|
|
void UARTx_SendData_DMA(void)
|
{
|
|
}
|
