🐛 Fix BTT002 variant MMU2 serial pins 🧩 (#21980)

3 years ago · 6dc17f0e6e
1 changed files with 5 additions and 0 deletions
--- a/buildroot/share/PlatformIO/variants/MARLIN_BIGTREE_BTT002/variant.h
+++ b/buildroot/share/PlatformIO/variants/MARLIN_BIGTREE_BTT002/variant.h
@ -264,6 +264,11 @@ extern "C" {
 #define PIN_SERIAL_RX           PA10
 #define PIN_SERIAL_TX           PA9

+// Serial Pins for the MMU2
+#define ENABLE_HWSERIAL4
+#define PIN_SERIAL4_RX          PC11
+#define PIN_SERIAL4_TX          PC10
+
 #ifdef __cplusplus
 } // extern "C"
 #endif