diff --git a/src/main/target/RMDO/target.h b/src/main/target/RMDO/target.h
index 652a46e10b..f36173e168 100644
--- a/src/main/target/RMDO/target.h
+++ b/src/main/target/RMDO/target.h
@@ -153,6 +153,7 @@
 
 #define GPS
 #define BLACKBOX
+#define GTUNE
 #define TELEMETRY
 #define SERIAL_RX
 #define DISPLAY
@@ -163,3 +164,10 @@
 // USART3,
 #define BIND_PORT  GPIOB
 #define BIND_PIN   Pin_11
+
+#define USE_SERIAL_1WIRE
+#define ESC_COUNT 8
+#define S1W_TX_GPIO         GPIOA
+#define S1W_TX_PIN          GPIO_Pin_9
+#define S1W_RX_GPIO         GPIOA
+#define S1W_RX_PIN          GPIO_Pin_10
\ No newline at end of file