A remote control using an Android device. The device generates key commands via bluetooth to the circuit. The circuit, based on a PIC MCU, have a table that maps the keys to a sequence of pulses to modulate a IR led. Below, pictures when developing the pulses for Infra Red signaling.
(click on the pictures to enlarge)
The Android App UI, was developed to have both a Keyboard and a list of channels.
The final assembly on a PCB.