add neopix to esppassthru
@@ -71,8 +71,12 @@ unsigned long baud = 115200;
#define ESP32_RESETN 5 // Reset pin
#define ESP32_GPIO0 -1 // Not connected
#define NEOPIXEL_PIN 8
-#elif defined(ADAFRUIT_PYPORTAL)
+#endif
+
+#if defined(ADAFRUIT_PYPORTAL)
#define NEOPIXEL_PIN 2
+#elif defined(ADAFRUIT_METRO_M4_AIRLIFT_LITE)
+ #define NEOPIXEL_PIN 40
#endif
Adafruit_NeoPixel pixel = Adafruit_NeoPixel(1, NEOPIXEL_PIN, NEO_GRB + NEO_KHZ800);
