This is an example USB project showing how to interface an optical mouse sensor (the ADNS-2620) with a standard XP/Vista computer.
The TD-USB-01 board with a PIC18F2550 communicates with:
* the PC: USB 2.0 through a mini-B connector.
* the mouse sensor board: SPI over 4-wire flatcable.
RIL( Radio Interface Layer) is the middleware for GSM/GPRS/EDGE module, this version support the GSM 07.10 mutiplexier protocol, while the android original version not.
