Thanks for chiming in!!
Digital logic isn't my first language, prefer analog;)
U74LS02
key not pressed pin4=129mv ;pin5=5.35v ;pin6=14mv
key(s) pressed pin4=113mv ;pin5=5.35v ;pin6=5.35v
Pin5 should be low when no key or ex gate are present,right? Otherwise Pin4 won't be go high?
Digital logic isn't my first language, prefer analog;)
U74LS02
key not pressed pin4=129mv ;pin5=5.35v ;pin6=14mv
key(s) pressed pin4=113mv ;pin5=5.35v ;pin6=5.35v
Pin5 should be low when no key or ex gate are present,right? Otherwise Pin4 won't be go high?
Statistics: Posted by audiogla — Mon May 13, 2024 1:02 pm