Unanswered Questions
967 questions with no upvoted or accepted answers
6
votes
2
answers
416
views
Pi4J kills USB bus?
Hello fellow Pi enthusiasts :)
I am currently attempting to control a standard 16x2 character LCD display from the PI's GPIO pins from Java.
I downloaded Pi4J and wrote a small program to initialize ...
CommunityBot
- 1
5
votes
0
answers
2k
views
RPi-Zero, HID keyboard gadget for BIOS keyboard
After another user related question on this forum I try to get my USB HID Gadget Keyboard running in BIOS. My gadget is the RPi-Z using libcomposite on Raspbian Buster.
When I plug my keyboard into ...
- 1
4
votes
0
answers
352
views
I2s DAC audio out but USB audio in
I was wondering if anyone could help me.
I am trying to set up my Pi 3 to be an assistant (Google or Alexa, etc). I had it set up working fine with the USB mic and the 3.5mm audio out, but I wanted ...
- 4,200
4
votes
0
answers
820
views
RPI 3B and Tiny Thermal Printer - Unable to use python library
I'm having trouble hooking up my Raspberry Pi 3 Model B to my Adafruit Tiny Thermal Printer (nb: not the mini thermal printer - this is the one with a mini-USB port built in).
I've got it connected ...
- 1
4
votes
0
answers
825
views
SD read only - how to make USB automount read write
I followed this tutorial to make the SD card of my pi read only.
However when I plug in a USB drive stick, which is then auto mounted by the usbmount package as /media/usbX , the usb stick is also ...
- 191
4
votes
1
answer
5k
views
Using Android phone as microphone for R PI B+
I'm planning to use Jasper for voice control on my Raspberry Pi B+.
However, there are no microphone sockets and I do not have a USB mic.
I would like to know if there is any way I could use my ...
CommunityBot
- 1
4
votes
1
answer
290
views
RaspberryPi A+ USB Data Lines shorted
This is kinda weird problem. I used Raspberry Pi A+ for my small projects. I did all the programming using a USB WiFi dongle via SSH. It all went happy and fine until one fine day the dongle stopped ...
- 1
3
votes
0
answers
77
views
RPI(2) Bare Metal: does GPU support text mode and what is the default video mode?
I'm struggling with trying to find any information about text-mode capability in Raspberry Pi. I'm reading about decompression, 3d, etc. fancy features but I'd like to learn about fundamentals:
Is ...
- 131
3
votes
0
answers
2k
views
Error while Starting Raspbian
Enviroment:
Device: Rasberry Pi 2
OS: Raspbian
Last sign of life: 8.March 2021
Problem
Since 8th of march I've got no message of my raspberry pi, so I get them and try to boot with a connected monitor....
- 141
3
votes
2
answers
8k
views
PiHole Not Resolving Local DNS Entries for clients with static IPs
I have a Raspberry Pi 2 running Pi Hole 5.2.2 and Cisco Linksys E2000 router running DD-WRT v24-sp2 (08/12/10) std-usb-ftp
I want to be able to have PiHole resolve a DNS entry such as MyDevice to an ...
CommunityBot
- 1
3
votes
0
answers
405
views
PI Zero W Mass storage device mode
I need some help regarding the mass storage mode with Raspberry PI Zero W.
This is my first time configuring this mode and I've found a lot of guides about it that only explain how to use the PI as ...
- 3,559
3
votes
0
answers
604
views
Device drivers only working on boot
I am trying to connect some peripheral devices (test equipment) to a Raspberry Pi 4B+ running Raspbian and I am running into issues with device drivers for serial (using a pl2303 driver) and usb ...
- 283
3
votes
0
answers
95
views
USB via MAX3421
I am trying to get an additional USB port working by using the MAX3421 chip over SPI on a Raspberry Pi Zero W running raspbian.
I have successfully installed the driver as a kernel module. The chip ...
- 31
3
votes
0
answers
1k
views
new raspbian image doesn't detect usb cdc device
I have a usb cdc device that works fine in raspbian stretch. But when I change the image to new raspbian buster, my usb device isn't recognized.
lsusb doesn't list my device at all! I've enabled cdc-...
- 167
3
votes
0
answers
1k
views
uv4l usb camera stream not working
I am using a raspberry pi 3b+, trying to make the usb camera work with uv4l streaming.
These are the packages I've installed:
uv4l uv4l-raspicam uv4l-raspicam-extras uv4l-server uv4l-uvc uv4l-...
