Saturday, December 19, 2015

Multisim| Stopwatch Timer Cascading 7 Segments 74ls190 74ls47

Hi makers,
In this blog a stopwatch is simulated in Multisim and converted to a PCB layout via Ultiboard

Build of material:

  1. Two 7 segment displays
  2. Resistor packs (100 Ohms) *included in updated model
  3. Two 74ls190 (up/down counters)
  4. Two 74ls47 (BCD decoder)
  5. 555 Timer (1MHz digital clock in Multisim)
  6. One toggle switch (up/down)
  7. 1 Tact push button switch (reset)


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4 comments:

  1. Circuit Engineering co.LtdJune 23, 2020 at 8:09 PM

    It is truly a well-researched and excellent video. I got so engaged in this material that I couldn’t wait to watch. I am impressed with your work and skill. Thanks. reproduce printed circuit board

    ReplyDelete
  2. michelle josephAugust 6, 2020 at 2:39 AM

    Nice article, which you have shared here. Your article is very informative and I liked your way to express your views in this post. Very well written article. It was awesome article to read. Complete rich content and fully informative. I would like to thanks for sharing this article here. circuit board cloning service.

    ReplyDelete
  3. kamranAugust 8, 2020 at 9:54 AM

    Can you please send me the multisim file

    ReplyDelete

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