User must install PWMServo zip library file from https://osoyoo.com/driver/sg90car/PWMServo.zip

Connection:

IN1 to D12

IN2 to D11
Back Motor to K1

Front Servo to D9

Insert Bluetooth Module (VCC,GND,D2,D3)

Software:
https://osoyoo.com/driver/blockcar/blockcar-lesson4/blockcar-lesson4.zip

APP

1)下载OSOYOO Bluetooth Imitation Driver APP

2)用APP 模拟驾驶