
1. Chassis from tamiya tank
2. 2 DC motors
3. DC motor driver using H-bridge
4. Controller using AT89S51 microcontroller
5. Ping ultrasonic ranging sensor
6. SHT11 temperature & humidity sensor
7. Mobile phone/GSM modem SIM300C
8. Batery pack 6V
This robot activated and deactivated via SMS command. It use its ranging sensor to adjust movement. Real time data of temperature and humidity and also some other report are sent to user via SMS or CSD. The program done in Basic using Bascom8051.