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Questions tagged [arduino-micro]

A microcontroller board based on the ATmega32u4 with built-in USB communication.

186 questions
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2 answers

Arduino Micro vs. Pro Micro

What are the differences between the Arduino Micro and Pro Micro?
user33613
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2 answers

Generate particular pulse using Arduino

How can I generate this pulse with an Arduino Micro? Is it necessary an external component?
Xetam
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2
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1 answer

Arduino Grounding Issue

I have a project that turns a LED strip on and off using capacitive touch. The project uses an Arduino Micro as the brain and a 12v wall wart to power everything. I have the Arduino ground and negative from the power supply running to a common…
Josh Ripley
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2
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2 answers

Using Pro Micro without soldering pin

I'm a total newbie. I bought a Pro Micro but I didn't know that it can't be used, if you don't solder things in his holes. I found this picture on Google: And it seems that exists those stuffs (green and white) to test the circuit before…
DarkSkull
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AC dimmer not smooth dimming

I am trying to create a phase control AC dimmer. But I am not able to achieve smooth dimming. I am using this guide for the circuit: Link On the zero detection part I am able to detect its zero crossing, but the output of the zero detection circuit…
Jack
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3 answers

Connecting arduino to an existing circuit

I have a little clock with a button on it that i need to push four times every second hour. I am trying to get the arduino micro to do it for me. I am trying to figure out how to connect the arduino to trigger it. The clock is operated by a CR2…
lobirkeland
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How to fix Master-Slave communication between Arduino Micros Not Working and no serial monitor output problem?

I needed to send MPU6050's accelerometer and gyroscope data and voice recognition module's voice command status flag through the HC-05 Bluetooth module to receiver Bluetooth and Arduino. But because both Bluetooth HC-05 and voice recognition module…
Nahian Rifaat
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Arduino Micro: Followed the BlinkWithoutDelay instructions, but somehow it's not working in my code

Any help would be greatly appreciated! /* Jebediah's Launch Control System for Kerbal Space Program Alpha Build 2.00 An Open-Source Project by John Seong */ #include #include #include const byte…
John Seong
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1
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1 answer

Arduino Micro: Button inputs are not working!

I have no clue why this is happening to me but the buttons (in this case, buttonAbort and buttonStage) are not working whatsoever. Edit: Basically the LEDs are placed right next to the button,(e.g. ledStage -> placed next to the buttonStage) they…
John Seong
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1
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1 answer

Arduino Micro: Why am I getting 6.00 as a result instead of 6.66?

Basically, on the TWR calculator page, when I entered 20 as the initial value and 3 as the value that comes after, I somehow get 6.00 as a result instead of 6.66 in the computeTWR() function. How can I fix this? // ------------------- DIVIDER…
John Seong
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1 answer

Arduino Micro: 69 is supposed to show up when I press 1 on the keypad, however some weird number (15 in this case) is showing up

// **I AM ALSO GETTING WEIRD CLUELESS DELAYS WHEN I PRESS BUTTONS ON THE MODE MENU** /* Jebediah's Launch Control System for Kerbal Space Program Alpha Build 0.70 An Open-Source Project by John Seong */ #include #include…
John Seong
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1
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2 answers

Arduino Pro Micro not recognised by computer or showing up in ports

Around 4 days ago my Arduino Pro Micro arrived. I've been messing around with it, using it to run keyboard commands on a computer. Just recently, whenever I plug it in to the computer it isn't detected by ports or anything. The green light is still…
Louis
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1 answer

Arduino Micro Cannot get Interrupt 6 work on PIN 7

After finding out about the situation with pin7 from this tutorial: https://forum.sparkfun.com/viewtopic.php?f=32&t=35847 void setup(){ EICRB |= (1<
munin24
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1 answer

Sketch stops working after ~40 minutes. Overflow?

I have this simple sketch I use on Arduino Micro: int fan = 3; int led = 13; int ledState = HIGH; //all'inizio gira //unsigned long time; unsigned long prevMicros = 0; // will store last time LED was updated + unsigned long interval…
Shine
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2 answers

Arduino Micro 5V Vin and 3v3 pins

I am very confused with the pins on the arduino micro. What are the 3v3, 5v, and Vin pins used for? Are they for power input, or power output, or both?
Jas
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