workaround for issue #3128

2023-03-16 13:08:34 +01:00
parent d1fed11d0d
commit cded92662f
3 changed files with 5 additions and 1 deletions
--- a/wled00/wled_serial.cpp
+++ b/wled00/wled_serial.cpp
@@ -70,6 +70,7 @@ void sendBytes(){
 void handleSerial()
 {
  if (pinManager.isPinAllocated(hardwareRX)) return;
+  if (!Serial) return;              // arduino docs: `if (Serial)` indicates whether or not the USB CDC serial connection is open. For all non-USB CDC ports, this will always return true

  #ifdef WLED_ENABLE_ADALIGHT
  static auto state = AdaState::Header_A;