Add SerialNina define (for Firmware updater)

facchinm · facchinm · commit 3c113db7b078 · 2018-10-29T18:15:19.000+01:00
diff --git a/variants/uno2018/pins_arduino.h b/variants/uno2018/pins_arduino.h
@@ -314,5 +314,6 @@ const uint8_t PROGMEM digital_pin_to_timer[] = {
 #define SERIAL_PORT_HARDWARE		Serial1
 #define SERIAL_PORT_USBVIRTUAL		Serial
 #define SERIAL_PORT_HARDWARE_OPEN	Serial2
+#define SerialNina			Serial2
 
 #endif
