Microchip containing 3 modules. They are the key ring, the base station and receiver decoder.

Source code for Multifunction Power Assisted Wheelchair. Use 2 SPCE061A chips. Slave MicroChip used for Voice-control, Master MicroChip used for Assistive and Electric control Wheelchair. Input: 3 buttons, 3 switch, 1 ADC, 2 x 2phase A/B encod