Unanswered Questions

7,532 questions with no upvoted or accepted answers
15
votes
1answer
4k views

How to get touchscreen right click on Raspbian Stretch

I am currently using Raspbian Stretch with a Waveshare 7 inch touchscreen, and I would like to get right click input (preferably with two finger or long touch). There appear to be no solutions for ...
9
votes
1answer
1k views

Autologin into a webpage via the default GNOME-Webbrowser

I'm trying to call an HTML page like this with the Raspbian's default web browser and it leads me just to the default login-page. Neither does it with Midori on the desktop. When calling the exact ...
9
votes
2answers
1k views

Pi won't boot after initramfs update

I have been trying to get Raspbian Jessie, installed from the image to boot with an encrypted root partition. I was successful in following the guide here. When I boot the Pi, it drops to an ...
8
votes
0answers
12k views

How Can I Emulate An x86 CPU on a Raspberry Pi with Qemu?

!!DISCLAIMER!! I am aware that this question has been asked before HERE, but after having followed that question step by step, troubleshooted on my own and having done plenty of research on the ...
7
votes
0answers
289 views

Cannot Use SPI frequency above 500 kHz

I am running Arch Linux ARM on a Raspberry Pi 2 Model B, and I am attempting to communicate with a TFT display. I am writing a kernel module to interface with the display using SPI, and it works, but ...
7
votes
0answers
443 views

connmanctl having problem with complex passphrase

The built in WiFi module seems to work fine, as it can connect to both of my open networks I created for testing, i.e. the 2.4GHz, and the 5.0GHz ones. If I set a simple passphrase (i.e. contains ...
7
votes
0answers
539 views

USB OTG on Compute Module 3

Has anyone ever tried configuring the USB of the Compute Module 3 as USB OTG? In the default kernel (Raspbian Stretch - Kernel7), support for usb otg appears to be disabled. Has anyone managed to ...
7
votes
1answer
1k views

How to start Xorg while showing splashscreen?

I'm creating a simple device with a Raspberry Pi and a touchscreen display connected to it. On boot, I want to show a loading image (a simple gif or jpg) while X is starting. Then a chromium-browser ...
7
votes
1answer
961 views

Thermal printer with Raspberry Pi 2 outputs only Chinese chars

Following thermal printer + raspi2 tutorial for printing images (https://learn.adafruit.com/networked-thermal-printer-using-cups-and-raspberry-pi/connect-and-configure-printer), I've already connected ...
6
votes
0answers
6k views

Running Selenium & Firefox & geckodriver on Raspberry Pi 2 Model B

I'm trying to run Selenium on my Raspberry Pi 2 Model B but I'm having trouble finding a compatible combination of versions of Selenium, Firefox, and geckodriver. (I've already run sudo apt-get ...
6
votes
4answers
1k views

Raspberry Pi - Rainbow screen

I'm trying to boot up Exton's Android build on Raspberry Pi 2, but I seem to be getting the rainbow screen. Here is what I have - 4 partitions as follows boot which has 512 MB, flagged as bootable ...
5
votes
3answers
924 views

Clients connected through OpenVPN unable to process DNS requests through Pi-hole

I am on Rasbian Stretch. I installed OpenVPN (via PiVPN) and Pi-Hole (4.2). I setup my Pi-Hole (that runs on 192.168.1.6 on the LAN) to use Cloudflare DNS over TLS (using the cloudflared service on ...
5
votes
0answers
142 views

Raspberry as I2C Slave, how to slow down transfer rate?

I have had minor success using the PIGPIO library and interfacing the Pi as an I2C Slave (Using GPIO Pins 18 and 19 as SDA and SCL) with a Campbell CR1000X Datalogger I am encountering a problem ...
5
votes
1answer
532 views

Rasberry Pi zero and 3 bluetooth transfer speed is slow RFCOMM

I am trying to send a series of bytes from the Raspberry Pi zero W to the Raspberry pi 3 via bluetooth. Im using the PyBluez python package. I believe that Raspberry Pi Zero has Bluetooth 4.1 and ...
5
votes
0answers
4k views

Chromium scrolling lag on Raspberry Pi 3 Model B running Raspbian Stretch

I received my Raspberry Pi 3 Model B a few days ago, I copied Raspbian Stretch img with dd to 64 GB Samsung EVO card. I am using a HDMI to VGA adapter on a 1920x1080 Samsung monitor. Also, I have ...

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