From 2af929797d0bdcb426e95a98f0aef447d781275c Mon Sep 17 00:00:00 2001
From: 4712 <4712@outlook.de>
Date: Wed, 10 Feb 2016 10:48:29 +0100
Subject: [PATCH] Fix for: serial buffer broke BLHeli 1wire pass through

---
 src/main/io/serial_msp.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/main/io/serial_msp.c b/src/main/io/serial_msp.c
index 00698f3780..cb70ec5578 100644
--- a/src/main/io/serial_msp.c
+++ b/src/main/io/serial_msp.c
@@ -1756,6 +1756,8 @@ static bool processInCommand(void)
                 // proceed with a success reply first
                 headSerialReply(0);
                 tailSerialReply();
+                // flush the transmit buffer
+                bufWriterFlush(writer);
                 // wait for all data to send
                 waitForSerialPortToFinishTransmitting(currentPort->port);
                 // Start to activate here