Sorry, meant to say it's _not_ quite correct or only correct in the OR case and since I have multiple boards I need to be able to differentiate. David Moylan wrote: > > > Right, but + usually means or in boolean logic so it's quite correct, > and I do have multiple boards I'm going to wire up. If I had a flip > flop module I could even have a patchable state machine. Wish I could > have patched rather than breadboarded in college.... > > Dave > > Richard Brewster wrote: > > > > > > I labeled the inputs as A and B and the outputs of my Quad Logic Gates > > as A+B. I meant the + symbol to be generic, knowing that I might change > > the chip, which indeed I did. > > > > http://pugix.com/synth/catgirl-synth-pulse-divider/ > <http://pugix.com/synth/catgirl-synth-pulse-divider/> > > <http://pugix.com/synth/catgirl-synth-pulse-divider/ > <http://pugix.com/synth/catgirl-synth-pulse-divider/>> > > > > I recommend using an I.C. socket for the logic chip, so that you can try > > different ones. My favorite is the CD4077, XNOR. I use it often as a > > pulse inverter (mine go +/-5V) with just the A input and the A+B > > output. It does digital ring modulation using both inputs. > > > > Remember, all four gates use the same logic. You would need multiple > > Quad Logic Gate boards to have a selection of different logic. Still, > > you can combine logic using the quad. For instance, if you patch an > > XNOR out to the A input of a second XNOR, the second's output is XOR of > > the first's inputs. > > > > Richard Brewster > > > > David Moylan wrote: > > > Long shot maybe but anyone out there happen to have HPGL files of > common > > > Logic gates: AND, OR, XOR? > > > > > > I'm trying to do a panel for the CGS Quad Logic gates. > > > > > > Thanks. > > > > > > Dave > > > > > > ------------------------------------ > > > > > > Yahoo! Groups Links > > > > > > > > > > > > > > > > > > > > >
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Re: [ModularSynthPanels] HPGL for Logic gate symbols
2008-09-14 by David Moylan
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