DIY Infrared RC Toy

It works with almost any home electronics infrared remote control and learns its device ID and button codes. Four AAA sized rechargeable batteries provide power to the toy. Unused IO and ADC channels are intended for further expansion to line follow option.
Operating Voltage
2,7..6V
Power Consumption
1,3..740mA
3,5mW..4,4W
Mainboard
ATMEGA8L @ 6MHz
TSOP34838
ISP Connector
5 I/O Lines
6 ADC Channels
Firmware
Supports RC5 & NEC
PWM speed control
Power management
2x H-Bridge
BD139, BD140, 1N914
Dimensions
56x52x36mm