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Widely used standard for connecting computers to other devices, such as printers and keyboards.

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I'd like to know which driver to use on a Windows 11 PC for a Digispark ATtiny 85, micronucleus bootloader: winusb, libusbK, libusb_win32 ? Thanks
Philippe's user avatar
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I am trying to build a USB Host-side serial port emulator, similar to HyperTerminal or TeraTerm, to run on an Arduino platform. That is, to send and receive ASCII characters to and from a USB Serial ...
Woodrow Bonewright's user avatar
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My desktop computer abruptly started failing to upload sketches to the Arduino UNO (a smd "Make: Special Edition" board) I've been working with for the last few weeks. The sketch compiles ...
MikeB's user avatar
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I have created a modified AVR core based on ArduinoXInput's custom core but for PlayStation instead, to emulate a DS4 controller on HID-capable boards like the Leonardo. Using USBTreeView and online ...
Flamethrower's user avatar
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I'm trying to make an Arduino Leonardo work with a PS4 following a similar approach as ArduinoXInput with its modified AVR core. However, even though I managed to add the device and configuration ...
Flamethrower's user avatar
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I recently got two of these ATmega328P Nano SuperMini USB-C boards but none of them is being recognized by my PC or Mac. I'm using the old bootloader setting in the Arduino IDE 2.3.6, CH340 drivers ...
georgmierau's user avatar
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I have two Arduino micro atmega32u4 boards (A000053) and I'm trying to detect them with at Device manger but I'm stuck, I tried to solve it with the guide below but not succeed because the device ...
Yonnigunn's user avatar
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If I want to use an external power source to power up my Arduino through the raw pin and connect its ground to the ground of the Arduino (Arduino Pro Micro), but need to also have USB connected to my ...
neuropiguy's user avatar
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How to use Arduino to create a programmable keyboard? I want to connect a USB keyboard to my Arduino and then connect my Arduino to my computer via USB so that my Arduino is recognized as a keyboard. ...
aguiadouro's user avatar
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Can I configure an Arduino Uno as a power source to recharge a USB device while being powered by another external power device? I asked ChatGPT for input and it gave me this code: #include <USBHost....
Lecherous Crazy Tongue's user avatar
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I'm attempting to figure out how to mass-upload a single Arduino INO sketch file to several different microcontrollers on a Windows 10 system. It was understanding that, every time that the Arduino ...
Runsva's user avatar
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I've plugged my ELEGOO Uno R3 into a USB port on my computer with a USB cable. However, neither Arduino IDE nor my computer can see the device. When the Uno is connected, it shows no connected devices....
elvishpotato's user avatar
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I have been using Arudino Megas for some projects and never had this problem. Simply enough - I am powering arduino with 12V in via barrel and take power out via VIN to 12V low very low current small ...
Petr's user avatar
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When testing / developing a proto type using a barebones board with 328P, I usually add a Serial to TTL adapter, which then allows me to modify and upload code as well as being able to the use Serial ...
Manie Serrao's user avatar
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I have a Seeeduino XIAO board with Firmata running on it. I'm currently trying to write C# client to communicate with this board. I have tried using Iot.Device.Arduino, SolidSolis.Arduino and ...
Cregennan's user avatar
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I tested DHT11 + Arduino Uno with a very basic example sketch. The Arduino board was connected to USB 3.0 and sometimes I saw incorrect symbols in the serial monitor, e. g. "Humidit?: _7%" ...
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Where is the USB driver for LGT8F328P Arduino Nano clone downloaded from for Windows 10 64-bit? When I plug in the LGT8F328P into USB, using IDE 1.8.13, it does not detect it. I think it is because ...
Z.E.'s user avatar
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I'm new to using electronic boards, and have followed a guide online for printing a 6 DoF (degree of freedom) mouse. I'm stuck on an optional step that requires me to change the PID and VID of a "...
8foldhero's user avatar
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I have two original (designed and assembled in Italy) Arduino Nano Every Boards from a German Web Shop. They came sealed in original packaging. When I try to connect them to my PC, they don't power up....
hintze's user avatar
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I have 4 Arduino boards pushing data over UART to 4 serial ports on the Arduino Due at 115200 baud rate. Data format - <Short URL>,<Number of the Node> Eg: px.ht/d/mCxG,1" Arduino Due ...
Hako's user avatar
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I am using the following code: #include "USBHostGiga.h" //REDIRECT_STDOUT_TO(Serial) Keyboard keyb; HostSerial ser; void setup() { // put your setup code here, to run once: Serial....
John's user avatar
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I am currently trying to use micropython on an arduino Nano 33 BLE using MacOS. Following the instructions from arduino website I was able to complete steps 1-3. At step 4, I can find the bossac file ...
Saif's user avatar
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How to detect, if Serial is really connected to listening PC program? (on atmega32u4) I need to connect from PC to Arduino Micro Pro over USB Serial and disconnect again and not slow down the Arduino ...
gilhad's user avatar
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Recently I have purchased male and female USB-C breakout boards. I intend to connect the male breakout to a keyboard and the female end to my computer using a USB-C cable and wire the breakouts ...
Maxwell's user avatar
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The pro micro has no hardware reset circuitry that would allow host PC to cause a reset via USB. But when programming using the bootloader, the host PC must have a way to reset the pro micro to allow ...
Calum Nicoll's user avatar
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I want to use a Waveshare Pi Pico Zero to connect two standard NES controllers to a computer over a single USB port. I'm using the Waveshare RP2040 Zero board definition from https://github.com/...
NeilenMarais's user avatar
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I'm trying to upload a simple sketch to the new Wemos Lolin S3 Pro but unfortunately I can't seem to get it to work. I get the following error message: Connecting......................................
shyney's user avatar
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I have an ESP32-S2-DevKitM-1 which is supposed to able to act as USB HID device. But whatever I try using either ESP-IDF or Arduino-IDE, I can't get any data from it. I ran this esp-idf example. I ...
Bram's user avatar
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I have an Arduino Pro Micro only sending data via com port, connected to a PC. I don't use the USB protocol and I think the Arduino send request with USB and it's the reason why my computer wakes up I ...
Hadrox1's user avatar
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I see that they arduino nano ble 33 support USB 2.0. Is there a way for us to create a USB mass storage of about 200kb for convenient storage of configuration files and history files? I see example ...
Nguyễn Thuận Hải's user avatar
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437 views

I want to implement a simple external drive with ESP32-S3 that would act like a normal USB enabled flash drive when connected to a computer. The actual storage of the data is done mechanically (for ...
martin.havelka's user avatar
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1 answer
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I am trying to do a loopback test using an Arduino Mega. What I am looking to do is send a byte over TX and receive said byte back at RX and verify that the byte is unchanged. More or less I just have ...
mnlipps's user avatar
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I have a device that would really benefit from a USB configuration tool. I'm envisioning "plug it into a PC, and it appears as a storage device with a YAML config file". Are there any ready-...
K4KFH's user avatar
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I have a project where I would like to power an Arduino Nano 33 BLE Sense with USB and Vin at the same time. The idea is to charge an external LiPo 3.7V through a charger module that would take the ...
Lguapo's user avatar
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3 votes
1 answer
676 views

Arduino | external power supply and USB at the same time I have got an Arduino Mega 2560 project with many sensor and outputs. Right now I’m supplying it with an external stabilized 5V over the 5V pin ...
stevo's user avatar
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1 answer
3k views

When I connected my Arduino Nano 33 IoT to my 2017 iMac (Ventura OS), the USB port did not show in the Arduino IDE port list, even after double-clicking the Nano reset button to put it in the right ...
Ted Toal's user avatar
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2 answers
401 views

i am newbie to this so i hope i can explain my problem clearly; Arduino MEGA connected to PC via USB port. I am using an encoder to trigger function to send data to pc, data is a simple string "...
Nocturnale's user avatar
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1 answer
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I want to communicate with my Arduino over a long distance so I decided to use an Ethernet cable between my computer and Arduino. Searching up a few tutorials I've found them all mentioning IP ...
iceninja21's user avatar
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I'm currently working on a project using the ATTINY85 for USB communication. After some research, it turns out that the V-USB library only supports usb 1.1, which only supports a 125hz polling rate. I ...
Victor's user avatar
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3 votes
1 answer
2k views

I am trying to receive commands on a third-party Arduino-Uno-compatible board from an Xbox 360 controller via an M5Stack USB module but I am not seeing the behavior I expect (see heading Expected ...
Lazy Titanic's user avatar
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I have 1xDigispark(ATTiny85) from Amazon https://www.amazon.pl/gp/product/B076KS2QDS/ref=ppx_yo_dt_b_asin_title_o00_s00?ie=UTF8&th=1. When i connect it into USB port nothing happen i didn't get ...
asd ads's user avatar
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294 views

I have a USB powered board, that should consume as little power when idle as possible, while keeping the USB connection alive. The device only sends data to the host, doesn't receive any, so the ...
Dakkaron's user avatar
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1 vote
1 answer
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I'm following this tutorial on how to install FTDI drivers on macOS, but am facing some issues. After downloading the USB Serial Driver version 2.4.4 (for OS X 10.14) from FTDI Chip's virtual COM port ...
ttoshiro's user avatar
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1 answer
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I have dual boot laptop, Windows 11 & Linux Mint 21 (default boot). when running Arduino IDE 1.8.19 using Linux the port not accessible [from tools/port], but if I boot as windows, I can access ...
Steve Nelson's user avatar
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2 votes
1 answer
321 views

I designed and printed a PCB for my MIDI controller project with a modified Arduino Micro microcontroller essentially built into the design. I swapped out the USB Micro for a USB-C type port (just ...
Stuart's user avatar
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1 vote
1 answer
228 views

UPDATE: I believe I have mostly solved the power issues, but now have USB connectivity issues described in EDIT 3 at the bottom. I designed and printed a PCB for my MIDI controller project with a ...
Stuart's user avatar
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Is it possible to rename, e.g., cu.usbserial-1410 to something else? I have to connect multiple Arduino's and right now the order is rather important. Being able to set a fixed name would help a lot.
clankill3r's user avatar
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2 answers
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I have a issue with my Arduino Uno r3. I'm not sure why is that happening but I have a 5 V, 18 A power supply to power my LEDs. I connected 5 V from the Arduino to 5 V from the external power supply ...
KapitanKrzak's user avatar
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1 vote
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Background Info I want to have two serials in my arduino nano rp2040 connect, in order to be able to communicate using the following scheme. (μC is a microcontroller). μC1 <--> μC2 <--> ...
MIKE PAPADAKIS's user avatar
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3k views

My arduino cannot connect to any port of my computer. So far i tried the following, without any luck: Using another arduino to check the usb, and it worked. So no problem with usb cable. Resetting ...
MIKE PAPADAKIS's user avatar
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