PIC-Based kitchen timer
The prototypeโ€™s outputs consist of a single 7-segment LED display and a piezo speaker (still attached to its watch back). The inputs consist of a 10-position โ€œBCDโ€ rotary switch (for digit entry), two pushbuttons (set and start/stop), and two bits of a 8-position DIP switch (timer selection).
   PIC-Based kitchen timer
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