diff --git a/IO.cpp b/IO.cpp
index 5f55b9f..44337fe 100644
--- a/IO.cpp
+++ b/IO.cpp
@@ -49,6 +49,9 @@ const uint16_t DC_OFFSET = 2048U;
 #define PIN_COS                7
 #define PIN_PTT                8
 #define PIN_COSLED             11
+#define PIN_DSTAR              9
+#define PIN_DMR                8
+#define PIN_YSF                7
 #define ADC_CHER_Chan          (1<<7)                 // ADC on Due pin A0  - Due AD7 - (1 << 7)
 #define ADC_ISR_EOC_Chan       ADC_ISR_EOC7
 #define ADC_CDR_Chan           7