From af17efaddaaa75bedddf62113ef2ef2c18955407 Mon Sep 17 00:00:00 2001
From: 3djc <lesitewebdejc@hotmail.com>
Date: Sat, 15 May 2021 13:40:25 +0200
Subject: [PATCH] Fix #8477

---
 radio/src/io/multi_firmware_update.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/radio/src/io/multi_firmware_update.cpp b/radio/src/io/multi_firmware_update.cpp
index 125ef900f..c58e52fec 100644
--- a/radio/src/io/multi_firmware_update.cpp
+++ b/radio/src/io/multi_firmware_update.cpp
@@ -118,7 +118,7 @@ class MultiExternalUpdateDriver: public MultiFirmwareUpdateDriver
       if (inverted)
         telemetryPortInvertedInit(57600);
       else
-        telemetryPortInit(57600, TELEMETRY_SERIAL_DEFAULT);
+        telemetryPortInit(57600, TELEMETRY_SERIAL_WITHOUT_DMA);
     }
 
     bool getByte(uint8_t & byte) const override
@@ -164,7 +164,7 @@ class MultiExtSportUpdateDriver: public MultiFirmwareUpdateDriver
 
     void init(bool inverted) const override
     {
-      telemetryPortInit(57600, TELEMETRY_SERIAL_DEFAULT);
+      telemetryPortInit(57600, TELEMETRY_SERIAL_WITHOUT_DMA);
     }
 
     bool getByte(uint8_t & byte) const override