Auto Arduino Car

This is a car that can induct the object in the front, let it won't be crash on the object. It well stop with a distance and turn and keep going

Supplies

Prepare:

L298n u3

Arduino(Mega)

Battery

Positive and negative part of bread board

Many wires and positive & negative wires

joy it robot car kit 01

1 ultrasonic

Step 1: Connect Motor

Put two DC motor in the front of the car. Take the gear in other two motor and put it in the back of the car.

Connect DC motor with thin wire. Connect the two that is normal with one with one positive with one negative.

Step 2: Connect Wires With L298n U3 With Arduino

connect 7(on Arduino) to N1(on L298n U3)

connect 6 to N2

connect 5 to N3

connect 6 to N4

connect 2 to ENA

connect 1 to ENB

connect 8 to N5

connect 9 to N6

connect 10 to N7

connect 11 to N8

connect 12 to ENA

connect 13 to ENB

Power part

connect GND to the negative side of the breadboard

connect 5V to positive side

ultrasonic

connect vcc to the positive

connect trig to A1

connect Echo to A2

connect gnd to negative

Motor(right)

positive wires to out 2

negative to out 1

Motor(left)

negative to out 3

positive to out 4

Power

connect vcc and end on L298n u3 to a battery (vcc to positive, and to negative)

connect gnd on positive, +5 to positive

Step 3: Code

Step 4:

Done