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Erik Malund
03/21/12 06:31
Read: 515 times
Mt Airy, Nc
USA


 
#186807 - Oliver gets the prize
Responding to: Oliver Sedlacek's previous message
That the row driver pins should be configured as open collector pull downs. If you press two buttons on the same column you short two outputs together.... and POOF!
Oliver gets the prize

This, of course re '51 only applies to derivatives with configurable outputs

Erik

List of 5 messages in thread
TopicAuthorDate
can you spot the HUGE boo-boo?      Erik Malund      03/20/12 10:14      
   my guess      Stefan KAnev      03/20/12 13:47      
   What I know is..      Oliver Sedlacek      03/21/12 05:06      
      Oliver gets the prize      Erik Malund      03/21/12 06:31      
         you did not read the attached code      Jan Waclawek      03/21/12 08:42      

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