Gobble echoed character

2013-09-25 22:29:24 +12:00
parent b67c196143
commit 264608fc16
1 changed files with 4 additions and 2 deletions
@@ -49,8 +49,10 @@ ir_uart_putc (char ch)
 {
    usart1_putc (ch);
-    /* The character gets echoed on the UCFK4 so we should
+    /* Gobble echoed character.  The echoing is due to an electrical
-       probably gobble it here.  */
+       common-path interference problem caused by a poor PCB layout of the
       track powering the IR receiver.  */
    ir_uart_getc ();
    return 1;
 }