1 files changed, 4 insertions, 0 deletions
diff --git a/app/pins.h b/app/pins.h
index 723ca82..9892cf1 100644
--- a/app/pins.h
+++ b/app/pins.h
@@ -49,6 +49,10 @@
     gpio_mode_setup( a ## _PORT, GPIO_MODE_INPUT, GPIO_PUPD_NONE, a ); \
   } while (0)
 
+#define MAP_ANALOG_INPUT(a)  do { \
+    gpio_mode_setup( a ## _PORT, GPIO_MODE_ANALOG, GPIO_PUPD_NONE, a ); \
+  } while (0)
+
 
 #define CLEAR(a) gpio_clear( a ## _PORT, a)
 #define SET(a) gpio_set( a ## _PORT, a)