| | |
| | | #include "gpio.h" |
| | | #include "uart.h" |
| | | #include "linked_list.h" |
| | | #include "sizhu_alarm_record.h" |
| | | |
| | | /****ÕûÌå¿ØÖÆË¼Â·****************** |
| | | *RS485ÕûÌå¿ØÖÆ·ÖΪÉϵ硢·¢ËͶÁȡָÁî¡¢µÈ´ý½ÓÊÕÊý¾Ý²¢´¦ÀíÈý¸ö״̬»ú²½Ö裻¿ÉÒÔʵÏֵȴý³¬Ê±ÅжϺͶà´ÎÖØ¶Á¡£ |
| | |
| | | dma_recv_cnt = dma_mar_reg_read - (uint32)RS485_read_data_recv_buff; |
| | | if(dma_recv_cnt) |
| | | { |
| | | if((dma_recv_cnt >= RS485_READ_DATA_RECV_BUFF_LEN_MAX)||(dma_recv_cnt >= WRC_REC_BUF_LENGTH)) |
| | | return; |
| | | rs485_com_uart_data_g.recv_length = dma_recv_cnt; |
| | | arrayA_2_arrayB(RS485_read_data_recv_buff , rs485_com_uart_data_g.recv_buf, dma_recv_cnt, LITTLE_ENDIAN) ; |
| | | rs485_com_uart_data_g.recv_flag = SET;//½ÓÊÕÍê³É |
| | |
| | | |
| | | RS485_read_data_uart_Init(BaudRate,ParityBit,OneBit); |
| | | RS485_read_data_RX_DMA_CH3_Init(); |
| | | uart_ctrl_para_g.RS485_rxto_flag = RESET; |
| | | |
| | | RS485_PWR_ON; |
| | | delay_us(10); |
| | |
| | | |
| | | ErrorStatus read_ok = FAIL; |
| | | //¼ì²é´®¿ÚÊý¾Ý |
| | | RS485_read_data_RX_DMA_check(); |
| | | |
| | | if(uart_ctrl_para_g.RS485_rxto_flag ==SET){ |
| | | uart_ctrl_para_g.RS485_rxto_flag = RESET; |
| | | RS485_read_data_RX_DMA_check(); |
| | | } |
| | | //·ÖÎöÊý¾Ý,Èç¹û³É¹¦¶Áµ½Êý¾Ýread_ok = PASS |
| | | if(rs485_com_uart_data_g.recv_flag == SET){ |
| | | rs485_com_uart_data_g.recv_flag =RESET; |