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0 votes
1 answer
417 views

Connecting microSD reader and e-paper display to Nano at the same time?

Pretty much as the question states, I'm wondering if it's possible to connect (this: https://www.waveshare.com/7.5inch-HD-e-Paper-HAT.htm ) 7.5" e-paper display that has raspberry pi HAT and an ...
Dominik Gurvic's user avatar
-1 votes
2 answers
763 views

Distance measuring utilizing (1 or 2) Arduino Nano's

I would like to develop a small-distance measuring device that will be primarily used in indoor scenarios to measure a distance with cm accuracy (mm if possible). The device would be in a small form ...
mon potato's user avatar
1 vote
1 answer
151 views

LED bar graph script not working

I have LED bar graph on pins 2-11. Eventually I want to use a voltage divider to figure out the amount of voltage left in a power supply. Currently, this script should set the number of LEDs on the ...
Alex's user avatar
  • 153
0 votes
1 answer
463 views

I feel like an idiot, why can't I make a servo move with the boilerplate code?

So I was working on a far more grand project, until I discovered that I couldn't get any of my servos to move. I've gone back to basics, and am trying to just get the boilerplate code found here, ...
Jones's user avatar
  • 113
1 vote
2 answers
4k views

433MHz sending not receiving

I'm trying to send data using these cheap parts. When I check the voltage on the data port of the transmitter, I see what I expect, 1.2 and 0.6 fluctuating while sending. But when I check the ...
Thijs's user avatar
  • 432
8 votes
3 answers
34k views

Are there any reasons to pick Nano over Micro?

Nano is from 2008, and micro from 2012. Micro seems better on every parameter, in particular in having a better (I think) microcontroller, ATMega32u4, over ATMega328P. However, all the shops I've ...
Mads Skjern's user avatar
  • 1,145