Added: 1 year ago
From: Howard10Howie
Views: 3,769
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  • how to solve the push buttons bouncing problem? sometimes if i press the first button, it lights, then i push the second button, it didn't turn off..then i push the second button again, and it turns off..how to solve it? thx

  • This system was used in old elevator controllers.

  • if you press the first button twice will it just stay on or will it do something else?

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