From 485f9f88dfc22b143ccfd6624575e99c23fcd52c Mon Sep 17 00:00:00 2001
From: 18650180552 <a7458969@gmail.com>
Date: Mon, 3 Feb 2020 01:51:05 +0800
Subject: [PATCH] =?UTF-8?q?=E5=8F=AF=E4=BB=A5=E6=8E=A5=E5=8F=97=E6=9D=A5?=
 =?UTF-8?q?=E8=87=AA=E6=9C=8D=E5=8A=A1=E5=99=A8=E7=9A=84=E6=B6=88=E6=81=AF?=
 =?UTF-8?q?=EF=BC=8C=E4=BD=86=E6=98=AF=E8=BF=98=E9=9C=80=E8=A6=81AT?=
 =?UTF-8?q?=E6=8C=87=E4=BB=A4=E9=9B=86=E3=80=82?=
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---
 c51/relay_controller/main.c | 42 +++++++++++++++++++++----------------
 1 file changed, 24 insertions(+), 18 deletions(-)

diff --git a/c51/relay_controller/main.c b/c51/relay_controller/main.c
index 1df332f..0b59203 100644
--- a/c51/relay_controller/main.c
+++ b/c51/relay_controller/main.c
@@ -40,6 +40,7 @@ char index_tmp = 0;
 void SendData(BYTE dat);
 void SendString(char *s);
 void SendWifi(char *dat);
+void SendBuffer(char *s,char len);
 
 code char AT_SetUp[30] =  "ATE0\r\n";
 code char AT_Connect[] = "AT+CIPSTART=\"TCP\",\"192.168.2.108\",8080\r\n";
@@ -115,7 +116,9 @@ void Uart_Init(){
 void callbackUart(){
 			if (recv_flag_global == 1 || overflow_flag == 1){
 				P3_Uart();
-				SendString(recv_buf);
+				if(overflow_flag == 1) 
+					recv_buf[29] = 0x49;
+				SendBuffer(recv_buf,30);
 				memset(recv_buf,0,30);
 				recv_flag_global = 0;
 				overflow_flag = 0;
@@ -182,6 +185,7 @@ void Uart_Isr() interrupt 4
 	static bit flag_recv = 0;
 	static bit flag_need_read = 0;
 	static char recv_cnt = 0;
+	 
     if (RI)
     {
         RI = 0;             //Clear receive interrupt flag
@@ -192,23 +196,20 @@ void Uart_Isr() interrupt 4
 			recv_buf[index + 1] = '\0';
 			recv_flag_global = 1;
 			index = 0;
-			sec_last_byte = 0;
 			last_byte = 0;
-			trd_last_byte = 0;
-			four_last_byte = 0;
+
 			//todo 	 
 		}
 		if(
-			(last_byte == ':') 
-			&&(sec_last_byte == '5' ) 
-			&&(trd_last_byte == ',' )
-			&&(four_last_byte == 'D'))
+			(recv_buf[index - 1] == ':') 
+			&&(recv_buf[index - 2] == '5' ) 
+			&&(recv_buf[index - 3] == ',' )
+			&&(recv_buf[index - 4] == 'D')
+			&&index > 4)
 		{
 		   flag_need_read = 1;
-		   recv_cnt = 5;
+		   recv_cnt = 4;
 		}
-	
-
 		if(flag_need_read == 1){
 			if(recv_cnt > 0){
 				recv_cnt --;			
@@ -216,14 +217,10 @@ void Uart_Isr() interrupt 4
 				recv_buf[index + 1] = "\0";
 				recv_flag_global = 1;
 				index = 0;
-				sec_last_byte = 0;
-				last_byte = 0;
-				trd_last_byte = 0;
-				four_last_byte = 0;
+				recv_cnt = 0;
+				flag_need_read = 0;
 			}
-		}
-
-        RI = 0;             
+		}      
         recv_buf[index] = SBUF;         
 		last_byte = SBUF;
 		index ++;
@@ -271,4 +268,13 @@ void SendWifi(char *dat){
 	  SendString(AT_SendData);
 	  Delay3020ms();
 	  SendString(dat);
+}
+void SendBuffer(char *s,char len){
+
+    while (len > 0)              //Check the end of the string
+    {
+		Delay1020us();
+        SendData(*s++);     //Send current char and increment string ptr
+		len --;
+    }
 }
\ No newline at end of file