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Arduino & ESP8266

Sketch: CW Keyer

This is a simple CW keyer I made. It uses the DF-robot LCD shield which can be found on eBay. The wiring diagram below is in addition to the already wired lcd-shield. Please note that I have not tested this wiring,… Continue Reading →

Sketch: TransmitMorse

This is a small sketch I wrote a couple of years ago to be able to send morse code messages. It can be used as a part of a bigger program, or standalone as a radio beacon. It transmits a… Continue Reading →

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