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   alt.os.development      Operating system development chatter      4,255 messages   

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   Message 3,942 of 4,255   
   Robert Pengelly to wolfgang kern   
   Re: Does a PS/2 mouse get detected if pl   
   17 Nov 23 07:28:07   
   
   From: robertapengelly@gmail.com   
      
   On Friday, 17 November 2023 at 15:10:38 UTC, wolfgang kern wrote:   
   > On 17/11/2023 15:24, Robert Pengelly wrote:   
   > ...   
   > > "I store the X/Y limits to be used as bottom/right mouse limits"   
   >   
   > > Yeah that is the plan eventually, I'm just testing things at the moment.   
   Am I right by checking bit 4? If I am then how do I know that it's not byte 2   
   or 3 that has bit 4 set?   
   > on PS/2 you check bit3 with TEST AL,8   
   > but b3 would only show up set in byte2&3 when a motion is reported,   
   > so there is a good chance to see only 1st byte have b3 set.   
   >   
   > But it is a crap design anyway, if you move your mouse fast it may jump   
   > because of false indication of the sync bit.   
   > __   
   > wolfgang   
   That's what I'm doing. Is there not anything I can do to stop false detections?   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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