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Topic: Need circuit for DIP switch to turn on 4 LEDs (Read 2931 times) previous topic - next topic


Do you have a LINK to the switch you are using?

Digikey 679-1918-ND


Aug 05, 2013, 02:20 am Last Edit: Aug 05, 2013, 04:41 am by LarryD Reason: 1
Do you need help with the 138/139 wiring?
The way you have it in your schematic isn't the same as how you have it wired up!


Do you need help with the 138/139 wiring?

Nope.  I looked at the data sheet, it seems pretty straight forward.

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