diff --git a/include/pins.h b/include/pins.h
new file mode 100644
index 0000000..5ea8a14
--- /dev/null
+++ b/include/pins.h
@@ -0,0 +1,4 @@
+#include "driver/gpio.h"
+
+#define PIN_SDA (7)
+#define PIN_SDA (15)
\ No newline at end of file