From 4d62fada68c7c377acba565d73d354f081dcc942 Mon Sep 17 00:00:00 2001
From: Ivan Grokhotkov <igrokhotkov@gmail.com>
Date: Fri, 12 Dec 2014 04:41:24 +0300
Subject: [PATCH] Disable debug output in Serial.begin

---
 cores/esp8266/HardwareSerial.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/cores/esp8266/HardwareSerial.cpp b/cores/esp8266/HardwareSerial.cpp
index cdc5f0f32..f175daba5 100644
--- a/cores/esp8266/HardwareSerial.cpp
+++ b/cores/esp8266/HardwareSerial.cpp
@@ -221,6 +221,7 @@ void ICACHE_FLASH_ATTR HardwareSerial::begin(unsigned long baud, byte config)
 {
     _uart = uart0_init(baud, &serial_rx_handler);
     _written = false;
+    uart_set_debug(0);
 }
 
 void ICACHE_FLASH_ATTR HardwareSerial::end()