Why connect a diode between the reset pin of Arduino and 555 timer? – arduino.stackexchange.com 11:44 Posted by Unknown No Comments I am trying to create a watchdog timer using 555 IC and I am following this. I do not understand why a 1N4148 diode is connected between the reset pin of Arduino and the output of the 555 timer. As ... from Hot Questions - Stack Exchange OnStackOverflow via Blogspot Share this Unknown
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