Why not control your RC car with smart phone? Smart Racer WiFi is RC receiver replacement, which uses WiFi (or Bluetooth) as communication protocol and your smart phone as remote controller. Just plug it instead of regular receiver, launch the Android (or iOS) app and you are ready to go. As addition feature the device can also drive RC cars lights.
The WiFi version device provides REST service API for you to build your own controlling applications.
The control board main part is a cc2541 module by Texas Instruments. This module provides 8051 CPU and Bluetooth radio in one package.
The main part of firmware is its Bluetooth Smart GATT table that defines device services and characteristics. So this firmware has one service for controlling a car and this service has several characteristics/attributes:
PS. RC car and lights wiring are not included with Smart Racer.
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