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ronaldkelleners wrote:Hello

I am interrested in 2 pcb's

Thanks Ronald

Contact me at lemoi at de-bleek dot demon dot nl.

Hi list, Using the otgw hardware as a starter, I developed a small board that can be plugged on a Raspberry Pi or can be operated from any other TTL serial port (Arduino). It does monitor the Opentherm chit chat or will intercept messages. An ATtiny4313 handles the low level protocol and passes the ...