diff --git a/src/config.h b/src/config.h
index 9c13d61..f5ff21f 100644
--- a/src/config.h
+++ b/src/config.h
@@ -1,8 +1,50 @@
 #ifndef CONFIG_H
 #define CONFIG_H
 
-// display
-#define DISPLAY_WIDTH  200
+//pins
+#define MENU_BTN_PIN 26
+#define BACK_BTN_PIN 25
+#define DOWN_BTN_PIN 4
+#define DISPLAY_CS 5
+#define DISPLAY_RES 9
+#define DISPLAY_DC 10
+#define DISPLAY_BUSY 19
+#define ACC_INT_1_PIN 14
+#define ACC_INT_2_PIN 12
+#define VIB_MOTOR_PIN 13
+#define RTC_INT_PIN 27
+
+
+#if !defined(ARDUINO_WATCHY_V10) && !defined(ARDUINO_WATCHY_V15) && !defined(ARDUINO_WATCHY_V20)
+    #warning Hardware revision is not defined at the project level. Using hard-coded value
+    #define ARDUINO_WATCHY_V20
+#endif
+
+#if defined (ARDUINO_WATCHY_V10)
+    #define UP_BTN_PIN 32
+    #define BATT_ADC_PIN 33
+    #define UP_BTN_MASK  GPIO_SEL_32
+    #define RTC_TYPE 1 //DS3231
+#elif defined (ARDUINO_WATCHY_V15)
+    #define UP_BTN_PIN 32
+    #define BATT_ADC_PIN 35
+    #define UP_BTN_MASK  GPIO_SEL_32
+    #define RTC_TYPE 2 //PCF8563
+#elif defined (ARDUINO_WATCHY_V20)
+    #define UP_BTN_PIN 35
+    #define BATT_ADC_PIN 34
+    #define UP_BTN_MASK  GPIO_SEL_35
+    #define RTC_TYPE 2 //PCF8563
+#endif
+
+#define MENU_BTN_MASK GPIO_SEL_26
+#define BACK_BTN_MASK GPIO_SEL_25
+#define DOWN_BTN_MASK GPIO_SEL_4
+#define ACC_INT_MASK  GPIO_SEL_14
+#define BTN_PIN_MASK  MENU_BTN_MASK|BACK_BTN_MASK|UP_BTN_MASK|DOWN_BTN_MASK
+
+//display
+#define DISPLAY_WIDTH 200
 #define DISPLAY_HEIGHT 200
 // wifi
 #define WIFI_AP_TIMEOUT 60