An ATmega328 based robot
hardware: ATmega328 Arduino UNO board SR04 ultrasonic range detector one small tower pro servo tamiya tracks ( got them from a bulldozer toy ) one tamiya twin-motor gearbox that I geared to go slow with a lot of torque fuses, buttons , switches , breadboard cables , a tiny breadbord, 4 18650s, a twin 18650 case that connects them in series two single 18650 cases , dc jacks , H bridges , plywood , screws , random pieces of clear plastic, etc Arduino UNO configuration: Moters digital 2 , 3 , 7 , 8 SR04 digital 5 , 6 Servo digital 9
software: C instead of C++, and Atmel Studio, not Arduino, IDE.
tankos v4 video
tankos v4-x video