Update lay3.c

project/lay3.c

@@ -38,7 +38,7 @@ byte head = 0;
 byte tail = 0;
 
 void copyFrame(byte* from, byte* to, byte len){
-    printf("copyFrame: len = %d", len);
+    printf("copyFrame: len = %d\n", len);
     to[0] = len-1;
     for(unsigned int i = 1; i < len; i++){
         printf("%c ", from[i]);