Digital FM reciever controller (test project)

FM reciever controller with serial port controller
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Concept Idea

After design this is prototype about the controller via serial port to select Frequency at FM Tuner. This time to connect the FM tuner (controlling by Voltage) using simple Digital to analog converter.

Design Scheme

Need scheme? umm.. not yet. but it not dificult. you must understand how the 74164_shift_register working.

Prototype

Here some component lay down on PCB. it still mezy but work..