Questions tagged [usb]
Questions relating to the Raspberry Pi USB ports and specific Raspberry Pi USB devices and device interaction.
1,752
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Raspberry Pi Zero W with OpenMoko CAN adapter
I have a Raspberry Pi Zero W and a OpenMoko, Inc. Geschwister Schneider CAN adapter. I watched this video on YouTube and removed the resistor:
https://www.youtube.com/watch?v=DonsJ5cW55I&t=196s
I'...
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1
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Pi 4; 8GB RAM: Having fimware and OS(openBSD) both on the SD card
Yesterday I installed openBSD on my Pi 4 with 8GB RAM:
I first installed the [UEFI firmware][1] on the vfat formated, primary, and only partition of an SD Card
I created an openBSD 7.3 boot stick
I ...
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1
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How to disable USBboot?
When i turn on my Raspberry Pi it tries to boot from USB. I plugged in a wireless mouse. Message on monitor:
starting USB...
USB0: Core Realses: 2.80a
scanning bus 0 for devices...
And nothing going ...
2
votes
1
answer
434
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SSH over USB stops working after Pi reboot
I followed the guide to enable SSH over USB: https://artivis.github.io/post/2020/pi-zero/
On Host Computer:
Ubuntu 20.04.3 LTS, fresh install
Ubuntu host has the USB Ethernet connection IPv4 set to &...
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2
answers
651
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uv4l WebRTC stream not working on Raspberry Pi zero 2 w
I want to use WebRTC over my Raspberry Pi zero 2 w with an external webcam, so that I can communicate to other raspberrys, computers or smartphones. Problem is, that I'm very new to this topic. I ...
2
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1
answer
3k
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Identify which microphone is on which audio card using arecord
I'm using a Raspberry PI and on it I plugged two same USB microphones. I would like to be able to identify which USB microphone is on which audio card when I list devices with arecord:
arecord --list-...
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1
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276
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RPI4 and 4G Dongle
I setup a 4G connection using below link
viewtopic.php?t=302262
I have a ZTE MF820B dongle. When my home WIFI is on, I can ssh to the pi. But when I turn off the wifi and use only the ZTE usb dongle, ...
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Making USB device stable and reliable
On my iMAC:
iMac (Retina 5K, 27-inch, Late 2015)
Processor 4 GHz Quad-Core Intel Core i7
Memory 16 GB 1867 MHz DDR3
Graphics AMD Radeon R9 M395X 4GB
I have created a Ubuntu 22.04 virtual machine in ...
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0
answers
14
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USB not working for CM4S
I used to work with CM3+ and I recently got some CM4S. I have an issue with it and I don't know what to think about it.
Previous setup:
I have a Compute Module IO Board Plus designed by WaveShare. ...
0
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1
answer
168
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Wifi not working in raspberry pi 0 when booting from usb
I am using raspberry pi os in raspberry pi 0 w I booted from USB after editing the config.txt file but the wifi is not working on my USB boot it says there is no wireless LAN, I wanted to know 2 ...
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101
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Why can I mount an NTFS HDD, but mounting an NTFS SSD fails?
I have a Pi 4 and want to mount my Samsung 860 EVO SSD. I am unable to accomplish this, but attaching a HDD (same adapter and usb port) work just fine.
Both the SSD and HDD were formatted in NTFS (...
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1
answer
2k
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Can't get SSH to work over USB in linux [Raspberry Pi Zero W]
The problem is that I can't get it to work while using linux, I can SSH just fine into it on my Windows machine but on my laptop running arch, it doesn't seem to be able.
I've followed the steps I ...
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1
answer
3k
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Problem with every even photo using USB camera
I use Raspberry Pi 3 with Linux RaspberryPi 4.9.59-v7+ onboard together with Logitech HD Webcam C270. It works quite well, I am able to preview video stream in Qt V4l2 Test Utility, take a photo with ...
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1
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Pi zero W - sound from wav files
A common theme and I’ve spend days looking. My pi zero w won’t play my wav file. Ive tried:
Omxplayer
Mpg321
Winsound
Vlc
Pygame
The above (especially pygame) seem to go through the motions but no ...
1
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1
answer
1k
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Raspberry Pi Pico doesn't create tty file
I've been using Raspberry Pi Pico for some time already and I'm using minicom for serial communication. But one day Pico stopped generating tty/ATCM0 when connected to USB port. Before this everything ...
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Is it feasible to make long-range PC monitor display extender with pi and openHD?
Wanted to ask more experienced users about the feasibility of this proposed project:
Use OpenHD to transmit a PC monitor display wirelessly to another device (ie laptop).
My thought process is that ...
1
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1
answer
239
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Zero4u usb hub on raspberry pi Zero W does not recognize whatever USB device I connect to it
I am writing to tell how I managed to solve my USB hub problems related to raspberry pi zero W, but I would still want a feedback and related help on this.
The issue was, I could not get anything ...
0
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1
answer
558
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Can I fix the port for USB devices in raspberry pi?
I have a raspberry pi and two QR code scanners, scanner1, and scanner2, I want to connect both scanners with the raspberry pi but at specific ports. Rasberry pi has four USB ports 1, 2, 3, and 4 ...
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1
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SOLVED Raspberry Pi Zero v1.3 Gadget Mode
I followed this tutorial and a number of others to get my Pi Zero to run in gadget mode. That particular article mentioned in passing that the Pi might be misidentified by Windows as a COM device. ...
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2
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SOLVED Peripherals not working after install of Raspbian
I recently purchased a Canakit Raspberry Pi 3 Model B. I hooked it all up using HDMI, ethernet and USB peripherals (no hub). I have a logitech mouse and a dynex keyboard, both want 5V 100mA.
In the ...
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1
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63
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Pi 5 vs. Pi 4 and External HDD
If I lsusb I see my portable hard drives. If I fdisk -l I do not. More concerning, when I listen closely to the drives that are plugged in, I hear them cycling every few seconds. I have a 5 amp ...
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2
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Two USB ethernet adapters – manually assign eth1 and eth2 by dongle mac address
Thanks for reading
I had a long question but think I tracked it down correctly. Figured I would post It here anyway for confirmation and to help anyone else looking for this The original shortened ...
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1
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USB debugging on raspberry pi 4(8 GB RAM model) running with lineage OS 18.1(Android 11)
I am currently working with lineage os 18.1 running on a raspberry pi 4(8GB RAM model) board. I need to look into the logs of the lineage os running on the Rpi board. For that, I need to work with ADB(...
0
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1
answer
57
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Huawei 3G dongle not capable of falling back to 2G
I've been using this generic 3G dongle (branded "HSDPA" but it is the well known 12d1:1001 "E169/E620/E800 HSDPA Modem") happily on a very old Raspberry Pi model A for a year or ...
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1
answer
1k
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Using USB port as serial UART
So I have a circuit board (IWR6843ISK) that I want to connect to RPI400 via USB serial to send and receive data. Here are some details:
This board uses a USB to dual UART bridge (micro USB port).
I'...
6
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2
answers
12k
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SOLVED Connect Pi-Zero via USB RNDIS Gadget to Ubuntu 17.04
I'm trying to ssh to a Pi Zero via USB link. While this works as expected from my MacBook with OSX 10.10, I'm not able to ssh or ping the raspberry From a Linux Host over USB.
What I did:
On the ...
0
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1
answer
404
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Media server without internet?
On my phone I have the Foobar2000 app which allows me to play music through media servers.
On my Raspberry Pi 3 Model B+ I connected a USB stick and set up MiniDLNA.
This works fine but I figured it ...
0
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2
answers
2k
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How to automatically add any plugged-in USB-Printer to cups and share it to the network?
aq
I'm working on a Raspberry-Pi Project: A universal easy to use print server. The goal is to plugin any USB-Printer and broadcast it to the local network.
Now, how can I add this printer ...
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1
answer
605
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ch341-uart converter randomly disconnects from Raspberry
I'm facing problem, with ch341 uart chip. ch341 works normally at startup for about 120seconds. After that it disconnects. I'm attaching dmesg bellow.
What it could be a problem? Tried with different ...
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0
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14
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USB devices changes ttyACM and device rumber on automatic reconnect
I have a Quark elec AIS receiver connected to my raspberry pi 4 and after some randon amount of time it disconnects en reconnects. After this the device number and the ttyACM* number changes. See the ...
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1
answer
46
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How to program a RP2040 Chip (I don't have a Pico board, just the chip). I'm building my own PCB for my own needs
I have a rp2040 chip without the pico board. The usual method is to hold the BOOTSEL button, but I don't know which pins are connected to that button (well all I found is it is connected to TP6) but ...
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1
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391
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Use raspberry pi pico to open programs on host PC
I have both a raspberry pi pico and pico w, and am attempting to connect either one to a toggle switch, and use the input of said switch to either open or close an application on the host PC (...
2
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3
answers
1k
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Raspbery Pi 3B+ - My USB ports don't work, but ethernet does
This is a pretty short question.
My ethernet port works, but none of the usb ports seem to do anything when I plug anything in them. This is the case with a fresh raspi os image.
How can I debug this?
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1
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How to tell if my raspberry PI is working (Home assistant USB booting)?
I am trying to run HA on a Raspberry PI 3B via USB but I am having a lot of issues.
My Setup:
Raspberry PI 3B
SATA to USB adapter with external power
500GB SATA SSD
5V 3A Power supply (up to 20V in ...
4
votes
1
answer
7k
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Buffer I/O error on dev sda1 - not a hardware problem
In the last month or so, one of my external hard drives has stopped working properly with my Raspberry Pi. It works for a while, then it stops working randomly.
I ran ls on the drive's folder and it ...
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0
answers
19
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Using a Raspberry Pi as a 5GHz Router to distribute 2.4GHz on a boat
The topics of using a Raspberry Pi as a router, repeater seem to be well covered but my attempts to change those to my boat's needs have been...unfruitful.
I'd like to connect the marina's included ...
1
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1
answer
73
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UDev rule for removing device not triggered
I am having a monitor with an integrated USB hub (and a physical power-switch) attached to my pi and want to execute two different scripts, when the monitor is turned on and off.
The first part for ...
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1
answer
52
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use d-k i see only usb0
I have 2 usb devices plus the sd card.
Filesystem 1K-blocks Used Available Use% Mounted on
/dev/root 6276224 4636916 1297448 79% /
devtmpfs 469544 0 469544 0% /...
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1
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77
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Autostart, detect directory and open in standard GUI
I want to detect the existence of a (directory on a) USB drive (/media/pi/Music), wait for it to appear, then open it in the GUI.
Using xdg-open /media/pi/Music in ~/.config/lxsession/LXDE-pi/...
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1
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841
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How to connect USB CDC devices?
I have a Zebra MC3300XR SERIES RFID reader that support USB CDC, how can i read the scanned RFID programmatically in the raspberry pi? is it possible?!
38
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4
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SSH to RPi without a network connection?
Is it possible to SSH in to an RPi without a network connection?
I could imagine that you could do it using a LAN cable from the computer to the RPi or maybe using a USB cable.
I do actually have ...
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1
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100
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Pi 3 B as wi-fi usb stick for my TB
I have a Raspberry PI 3 B + external 300 GB HDD. What I want is, to use the PI as a simple USB stick/storage for my TV.
Also, I want to access the device over wi-fi/samba from my computer, to upload/...
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0
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28
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Automatic upload to Google Drive of new files on USB upon inserting
first post here and been getting to know my RPi over the last week.
I record band practice every week on a USB, and every time when I get home I:
A.) create a new folder for the month, named “MM MMM” ...
0
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1
answer
91
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Raspberry Pi doesn't recognize HP PSC 750xi Scanner
I have an old Pi-3 running Stretch. I have what apt-get install tells me is the latest version of everything installed. I plug in an old HP PSC 750xi All-In-One USB printer/scanner. The Pi recognizes ...
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1
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3k
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Raspberry Pi & Focusrite Scarlett 2i2
I'm trying to build a project which involves a Pi connected to an Arduino over USB and to a Focusrite Scarlett 2i2 over USB as well. A small diaphragm condenser microphone is to be connected to the ...
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4
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2k
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USB SSD Disconnecting
I have a Raspberry Pi 4 with 4GB of Ram
Linux: Linux raspberrypi 5.4.79-v7l+
Since 2020 I'm using my Raspberry as a small home server and it worked great with deConz smart-home and unifi and more.
But ...
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0
answers
43
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Use of a USB Wifi dongle in both AP and client modes
I have a Rpi 4B running Buster and a AWUS036ACM USB Wifi dongle connected to it. I am looking at configuring it as an access point and a client.
When I type:
iw list | grep "valid interface ...
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0
answers
23
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GNSS module do not working with raspberry pi, but working on pc
I have an error with my GNSS module. I use it with an usb-uart driver, and when I connect it to my computer, and read datas with u-center or in a python script I get continously updated position ...
2
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1
answer
282
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Trouble with using RPi Zero W as USB keyboard
I'm using a RPi Zero W for this exercise. I downloaded 2018-11-13-raspbian-stretch-full.zip and installed it onto a 32G microSD card:
sudo dd bs=4M if=2018-11-13-raspbian-stretch-full.img of=/dev/...
1
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1
answer
285
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USB OTG with power supply connection to Raspberry Pi Zero
I have connected my 5.2 V 2 A tablet charger to power USB port of Raspberry Pi Zero and USB port to my Linux OS Lenovo laptop, according to this post I must cut the 5 V pin of USB PC port, but I didn'...