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Questions tagged [arduino-micro]

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

31 questions with no upvoted or accepted answers
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0answers
920 views

Sustainable power source for outdoor arduino weather station

I have been running a simple weather station composed of a Sparkfun Pro Micro (8kHz/3.3V), a DHT22 and a NRF24L01+ transceiver during the last couple of months, and I can tell you up here in Canada ...
2
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1answer
737 views

Unable to upload sketch after bootloader has been flashed on Arduino Micro

I have created my own custom Arduino Micro, but I am experiencing problems when I attempt to upload an sketch via USB in Arduino IDE. Here is how I program the Arduino Micro: avrdude -c ...
1
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0answers
59 views

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 ...
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0answers
448 views

Arduino PWM multiple RGB LEDs

I want to control 61 SMD 3528 RGB LEDs (KT-SMD3528-RGB) with 3 arduino Micro's 3 PWM pins. I learned from reading up that I'll have to use 3 NPN Transistors to control RGB LEDs and external power ...
1
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0answers
273 views

Triggering actions in Android smartphone via Bluetooth from Arduino

Am working on a wearable using Arduino Micro and I am thinking it would be cool if I can trigger some events in my smartphone using Arduino. Say for example a button press in my wearable should ...
1
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0answers
319 views

Having trouble connect nrf24l01 to arduino micro and arduino uno!

I'm trying to connect a nRF24L01 with my Arduino Micro and Arduino Uno. The Arduino Uno works fine, but it doesn't talk with the Arduino Micro. CE is on pin 7 and CSN on pin 8. I posted the code down ...
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0answers
267 views

GSM librarys Software Serial conflicts with I2C pins 2 and 3 for Arduino Micro

The GSM library apparently uses the Software Serial library to perform the communication. The Arduino Micro specified pins for the serial connection to the GSM is pin 2 and 3 (doc says, but see def of ...
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0answers
62 views

Can burn bootloader but not sketches… thoroughly mystified!

I have a custom board designed to be essentially identical to the Arduino Micro (Atmega32u4). I can burn the bootloader (Caterina) and it burns just fine, including the fade-then-slow LED signal that ...
1
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0answers
408 views

How to detect whether connected to computer

I built a keypad that can adjust volume, play, pause, skip tracks, and control the arrow and num keys. It has some backlighting under the keys. I'd like to turn this off when the computer is off. ...
1
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0answers
46 views

Arduino micro window focus troubles

I'm currently attempting to use an Arduino Micro as a ducky USB for penetration testing, and currently when I attempt to open a command prompt (or any other window) the window loses focus which ...
1
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0answers
79 views

Micro + restricted user Win XP = avrdude: butterfly_recv(): programmer is not responding

I have a Micro (original) and I am (trying to) using it under windows XP. I was successful in installing its drivers (by swithching to ad Admin account) and uploading sketches to it, no problem. Even ...
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0answers
58 views

Does anyone know a library that can emulate 3 throttles?

There is this library, but it emulates only one throttle and one rudder. The X Y Z axis don't work because they are addressed from -127 to 127 and I need 0 to 255. I just need one more throttle axis. ...
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0answers
349 views

FTDI Cable to bypass USB for Arduino (Blend Micro) Programming

I bought a Blend Micro (an Arduino Micro with Bluetooth) a few months ago, and after my first experimentation with uploading the Blink sketch something went wrong with the USB connection--it would ...
1
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0answers
604 views

Cannot upload sketch to Arduino Micro with Arduino IDE on OSX

I have been programming a Arduino Micro for weeks now, but suddenly it is not able to upload a sketch. I am using OSX Mavericks on a Macbook Pro which has USB 3.0 ports. It has never been a problem ...
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0answers
226 views

Streaming IMU data over BLE using Sparkfun 6 DOF and Blend Micro

I am trying to use the RedBear Blend Micro to send data captured by my SparkFun 6 DOF IMU. I am completely lost, and if anyone has any documentation I can read, or even tutorials that work for this ...
1
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0answers
486 views

How to disable RX led on Arduino Micro

I am using the RX LED pin as CS for my SPI connection and experiencing problems while debugging and communicating via SPI. Is it possible somehow to disable the RX blinking while using the serial ...
0
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0answers
22 views

How to fetch the com port or any id I can use to upload specific program to a specific arduino? e.g. “a.ino” to arduino micro

My project is a head mouse for which I am using two arduino boards . I want to upload a specific program to a specific arduino. How can I do it? And if I need to use a pid or com port id about which ...
0
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0answers
33 views

MPU-6050 showing all -1s

I am following this tutorial and have an MPU-6050 connected to an Arduino Micro with the following connections VCC - 5V/3.3V GND - GND SDA - A2 SCL - A3 I'm trying to run the short example ...
0
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1answer
27 views

Micro does not recognised as HID device

Being a completely noob with Arduino (but not with coding tho) I'm trying to create a simple buttonbox with Micro unit. For now I can not figure out what should I do to make my Windows 10 recognize ...
0
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0answers
21 views

Possible to live-control an Arduino microcontroller from any Linux IoT board?

I'm working on a home project that centers around a non-Arduino Ubuntu IoT board but I'd like to add an ATmega32U4 chip for USB HID. I'm thinking about using an Arduino Micro. The signals to the ...
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0answers
18 views

Arduino Micro behaves unusual

For a few days I'm trying things around on my Arduino Micro. At first uploading was working just fine. Here and there you had to press the reset button. But now if I plug it in no COM-port shows up. ...
0
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1answer
27 views

Arduino Comms disrupted, prevents program loading (catch 22)

I have written some software which, when loaded onto an Arduino Micro, blocks communications for some reason. Lets stipulate that there is something wrong with it. Using the Ardiono IDE on Windows 10,...
0
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0answers
263 views

Is my Arduino Micro bricked?

A few weeks ago I built my own Arduino Micro. Everything worked fine and it connects every time. I have built a second one, with the exact same processor schematic as the first one. It turns on, and I ...
0
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1answer
1k views

Arduino force feedback vibration gamepad

I'm projecting a gamepad with Arduino Micro. I'm using the Arduino Joystick Library. I'm building this gamepad for racing games so I need to catch signal like hit_the_wall, hit_another_car. I wonder ...
0
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1answer
109 views

Arduino Micro not providing regulated power

I have an arduino micro that works fine off USB. I need to power it from an external 12V power supply. When I connect the 12V supply to the adjacent VIN and GND pins, the arduino will not power up. ...
0
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2answers
871 views

Arduino micro not recognized

I have an Arduino micro for some time and everything always worked well. Today, when I was uploading a code on this board using Arduino IDE, I accidentally started the Arduino Board update and the ...
0
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0answers
819 views

Can't reset Arduino Pro Micro

I'm trying to reset an Arduino Pro Micro with a new code and it is not allowing me to. I'm using an empty sketch to upload to the pro micro but I get different error messages every time. I think the ...
0
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1answer
422 views

Arduino micro program not uploading

I am having trouble uploading a new program to my arduino micro. I first flashed the blink example program to the board and that worked. However now whenever I try to flash a new program it either ...
-1
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1answer
1k views

How to plot YPR from MPU-6050 on Arduino IDE?

I have an MPU-6050 attached to an Arduino Micro and I'm getting the data (the YPR values) from it just fine. Since there is x,y and z what would I put to plot this information in the Arduino IDE's ...
-1
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1answer
231 views

HID-Project problems with keycode enums

I'm having some trouble with the HID-Project using my arduino micro as a keyboard. I'm using the BootKeyboard API, I want to be able to store and recall keycodes from EEPROM eventually, but as it ...
-1
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1answer
149 views

Arduino Micro project with Bluetooth low energy

I created my project prototype with Arduino Micro and Adafruit Bluetooth low energy device. Now I need to develop the prototype to production (like a small USB device). I just need Rx, Tx, 3V pin ...