Support a third serial port (#21784)

2021-05-07 17:31:45 +12:00
parent be6fbc76a1
commit 02405add76
20 changed files with 212 additions and 47 deletions
--- a/Marlin/src/HAL/AVR/MarlinSerial.h
+++ b/Marlin/src/HAL/AVR/MarlinSerial.h
@@ -246,6 +246,11 @@
    extern MSerialT2 customizedSerial2;
  #endif

+  #ifdef SERIAL_PORT_3
+    typedef Serial1Class< MarlinSerial< MarlinSerialCfg<SERIAL_PORT_3> > > MSerialT3;
+    extern MSerialT3 customizedSerial3;
+  #endif
+
 #endif // !USBCON

 #ifdef MMU2_SERIAL_PORT