A TX-only TNC (Terminal Node Controller) to generate the AFSK (Audio Frequency-Shift Keying) audio tones for APRS (Automatic Packet Reporting System) messages using a RP2040 microcontroller on a Raspberry Pi Pico board.
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This plugin is used for logging distances travelled per axis, machining time and spindle on time.
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RGB lighting with WS2812 using AVR128DA48 Microcontroller with MCC Melody
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Inspired by a description of an Arbitrary Waveform Generator
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