If I wire a simple momentary push-button to an ATmega32U4 and am using the internal pull-up resistor, do I need an additional resistor to limit current?According to the datasheet, the internal pull-up...
I'm building a hinged box where I'd like to trigger some leds in the box to turn on when the lid is opened, then off again when closed. My first thought was using a hall effect sensor. Is this...
How to properly connect two PT100 (or similar) temp sensors to raspberry pi. I have been googling and found MAX31865 converter but is it the best option? If im not mistaken both sensors would need own...
