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DS1 7 segment display chip

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Uploaded by 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

  • yeah on the common cathodes you connect the together and have one resistor go to ground

  • you know if its just 1 at a time u could have used just 1 resisstor

  • were can you buy a pcb chip?and 555 chip?

    thanks!

  • hello you can use 74HCT595, and no resistors required

  • i wonder if theres a way to touch one point and make a number

  • i dipswitch would be better

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