From 686c51d0c43bf792664f92d2fe65e174f12405ed Mon Sep 17 00:00:00 2001
From: proddy <paul@derbyshire.nl>
Date: Mon, 6 Jul 2020 13:30:00 +0200
Subject: [PATCH] disabled uart if tx_mode is 0

---
 src/system.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/system.cpp b/src/system.cpp
index 9750fbe03..2ebe27f32 100644
--- a/src/system.cpp
+++ b/src/system.cpp
@@ -231,7 +231,9 @@ void System::start() {
     Mqtt::subscribe("cmd", std::bind(&System::mqtt_commands, this, _1));
 
 #ifndef EMSESP_FORCE_SERIAL
-    EMSuart::start(tx_mode_); // start UART
+    if (tx_mode_) {
+        EMSuart::start(tx_mode_); // start UART, if tx_mode is not 0
+    }
 #endif
 }