Hi all, I could use some advice on how to approach troubleshooting my current project. In the end it will be a low-power pro mini sensor node, with among others a pn2222a transistor used to power the sensor on & off as the board goes in & out of sleep. After several rounds of testing I got to a po…

Troubleshooting advice for basic transistor + pro mini setup

wvmarle April 5, 2018, 10:00am 3

Can you still blink the LED on any pin without the transistor?

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