New answers tagged pins
0
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What type of pin header is this?
These are corrupted female headers so remove them and solder new ones.
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3
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Accepted
Why isn't pin 6 on my Adafruit Feather RP2040 being sent high when I ask it to?
Turns out I misled you with my ignorance. I took for granted that the thing labeled "6" on the front was in fact Pin 6, but it's not:
Indeed, if I turn it over, that's "GP08":
......
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Why isn't pin 6 on my Adafruit Feather RP2040 being sent high when I ask it to?
The pin labeled as GP06 on the bottom side of the PCB is labeled as D4 on the top side of the PCB. It is pin 4.
from https://learn.adafruit.com/adafruit-feather-rp2040-pico/pinouts
D4/GP06 - Digital ...
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4
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Accepted
Just one more pin!
As a (slightly hacky and binary :) ) suggestion, you could use just two LEDs and free up a pin with the following...
Level 1 - LED 1 on, LED 2 off
Level 2 - LED 1 off, LED 2 on
Level 3 - LED 1 on, LED ...
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2
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Just one more pin!
You may try charlieplexing your LEDs. Using only 3 digital pins
you can drive up to 6 LEDs. A web search for “charlieplexing
Arduino” should get you started.
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