主站加入定时器，fifo被迫加大

tb/sw/src/MstMain.c

@@ -49,6 +49,14 @@ void main()
 		*cdr_softReset = 1; //复位脉冲
 		*cdr_direct = 0;
 
+		asm volatile ( //timer 2s
+			"1:\n"
+			"rdcycle ra\n"
+			"srli ra, ra, 12\n"
+			//"srli ra, ra, 26\n"
+			"andi ra, ra, 0x1\n"
+			"beqz ra, 1b\n"
+		);
 
 
 		//发送下行包头
@@ -127,6 +135,5 @@ void main()
 
 		totNum = (upRecvLen >> 3);
 
-		while(1);
 	}
 }

tb/sw/src/SlvMain.c

@@ -49,7 +49,6 @@ void main()
 		isLast = *ReadIsLast;
 		*cdr_direct = 0;
 
-
 		asm volatile (
 			"1:\n"
 			"andi ra, sp, 0x04\n"