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   comp.sys.raspberry-pi      Raspberry Pi computers & related hardwar      26,127 messages   

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   Message 25,375 of 26,127   
   Michael Schwingen to Harry Bloomfield Esq   
   Re: tapping into Vaillant Ebus data   
   12 Feb 25 20:48:38   
   
   From: news-1513678000@discworld.dascon.de   
      
   On 2025-02-12, Harry Bloomfield Esq  wrote:   
   > Both are working. What I didn't understand, about HDMI, was that the   
   > display need to be on before the Rpi. Rpi 'talks' to the display, whilst   
   > setting up, to enquire what the display resolutions it supports. If it   
   > doesn't get the replay, the Rpi doesn't activate the HDMI output - or at   
   > least that seems the way it is..   
      
   The DDC EEPROM in the monitor *should* be powered by the pi via the HDMI   
   cable, so having the monitor plugged in should be enough - it does not   
   have to be powered on.   
      
   cu   
   Michael   
   --   
   Some people have no respect of age unless it is bottled.   
      
   --- SoupGate-DOS v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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