If you just finishes
Lesson
1, please keep all lesson 1 connections same as it is.
STEP5:Connect Servo 3-pin head to any Model X board servo slot(yellow to S pin, red to
5v,brown to G pin), then connect another S pin to Wifi board D13.
STEP6:Connect Ultrasonic sensor module to wifi board as following graph.
Need help?
Do you have a question about the Mega2560 and is the answer not in the manual?