diff --git a/chronos/debug_uart.c b/chronos/debug_uart.c
deleted file mode 100644
index d80c9c6e83..0000000000
--- a/chronos/debug_uart.c
+++ /dev/null
@@ -1,21 +0,0 @@
-#include <stdio.h>
-#include "board.h"
-
-#define   UART1_TX                        TXBUF1
-#define UART1_WAIT_TXDONE()       while( (UTCTL1 & TXEPT) == 0 ) { _NOP(); }
-
-
-int putchar(int c)
-{
-//     UART1_TX = c;
-//     UART1_WAIT_TXDONE();
-//     
-//     if (c == 10) {
-//         UART1_TX = 13;
-//         UART1_WAIT_TXDONE();
-//     }
-
-    return c;
-}
-
-