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Uploaded by kwzheng on May 19, 2007
My electronic prototyping lab. Doing the some wire wrapping activity which shows how it works using DS1 on the pcboard
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@BDKEngraving, Radioshack
PolishGuy89 1 year ago
yeah on the common cathodes you connect the together and have one resistor go to ground
randomstufdude 1 year ago
you know if its just 1 at a time u could have used just 1 resisstor
rroge5 2 years ago
were can you buy a pcb chip?and 555 chip?
thanks!
BDKEngraving 2 years ago
hello you can use 74HCT595, and no resistors required
VGMchannel2009 2 years ago
i wonder if theres a way to touch one point and make a number
Tyler11440 3 years ago
i dipswitch would be better
davidbball13 3 years ago
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@BDKEngraving, Radioshack
PolishGuy89 1 year ago
yeah on the common cathodes you connect the together and have one resistor go to ground
randomstufdude 1 year ago
you know if its just 1 at a time u could have used just 1 resisstor
rroge5 2 years ago
were can you buy a pcb chip?and 555 chip?
thanks!
BDKEngraving 2 years ago
hello you can use 74HCT595, and no resistors required
VGMchannel2009 2 years ago
i wonder if theres a way to touch one point and make a number
Tyler11440 3 years ago
i dipswitch would be better
davidbball13 3 years ago