add docs for debug output

platform/src/platform.cwa

@@ -320,8 +320,10 @@ global mut controlCodeLength = 0;
 fn printSingleChar(char: i32) {
     if char >= 4 & char <= 6 {
         outputChannel = char - 4;
-	    textCursorX = 0;
-        textCursorY = 0;
+        if !outputChannel {
+            textCursorX = 0;
+            textCursorY = 0;
+        }
         return;
     }