Rotary Telephone Pulse Switch Closeup #adafruit

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Published on February 4, 2022 9:29:55 PM ● Video Link: https://www.youtube.com/watch?v=3o936reAlFI

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A rotary dial telephone pulse switch closeup. John Park is using CircuitPython on KB2040 to read the 100ms pulses per digit to then send USB HID key messages. Learn Guide coming soon.

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