Unanswered Questions

8
votes
0answers
336 views

How to write device tree overlay for analog device touchscreen ad7879 i2c

I wrote a device tree overlay for driver ad7879-i2c touchscreen (compiled as module using Raspberry Pi source, files: ad7879-i2c.c, ad7879.c). Driver gets loaded but i guess parameters are not passed ...
7
votes
1answer
199 views

Audio goes in and out on Retropie

So as my title suggests I am having an issue with my Retropie installation. I am currently using latest greatest BerryBoot, OpenElec, and Retropie on my Rasp Pi 2 updated as of yesterday evening. The ...
6
votes
2answers
128 views

Is this the correct usage of rsync to create a Raspberry Pi backup?

Pardon my ignorance, I am a new user of this site, Linux, and the Raspberry Pi. The following is a link to a question, from which I used user goldilocks' well documented answer of using rsync, to ...
5
votes
1answer
73 views

Can PaPiRus serve as normal display for Raspberry Pi? (ePaper / eInk Screen HAT)

Can PaPiRus - ePaper / eInk Screen HAT for Raspberry Pi - work as normal default display? I would be happy to see terminal when Linux is booting and later login and use terminal. Starting X would be ...
5
votes
2answers
111 views

Raspberry Pi 21, 22, and 80 Ports Acting Up

I am running an Apache 2 web-server with MySQL and PHPMyAdmin but the 21, 22, and 80 ports act up all the time. The 21 and 22 ports stop working at about the same time but the port 80 works for a lot ...
5
votes
1answer
115 views

Wake Raspberry using PS3 controller

I have a PS3 controller connected via Bluettoth to my RetroPie and when I leave it for a few minutes it idles. Now I want to wake it up with my controller. My first idea was to try bluetooth event ...
5
votes
1answer
451 views

Raspberry PI Zero no HDMI output

I've bought a month ago a new Raspberry Zero to try this little toy. I'm already playing with a Raspberry and linux OS in general but this time i'm very close to give up. The problem is that this ...
5
votes
0answers
307 views

Changing RFID key for RFID-RC522

I have been playing around with my RPi2B (with Jessie), an adafruit breakout board and a RFID-RC522. I followed a guide to make it work, and it works like a charm Guide for adding RFID-RC522 to RPi2B ...
5
votes
0answers
105 views

LIRC With Multiple IR Emitters

How do I get multiple instances of LIRC working and each using different GPIO? Right now I do: sudo lircd --device=/dev/lirc0 --pidfile=/var/run/lirc/lirc0.pid --listen=8700 --connect=localhost:8700 ...
5
votes
1answer
9k views

Buffering issues with kodi (on openelec)

Every time I try to stream heavy (mostly 1080p) videos trough the network (webdav, sftp...), it either fails or I got the message “cache is full” etc. Videos start playing, but randomly stop (to ...
4
votes
1answer
53 views

What kernel modules and other setup are needed for using the RPi3 built in Wi-Fi?

Question I'm trying to get the Wi-Fi working (again) on my model 3. I am not using Raspbian. Which kernel config settings and loaded modules are needed for the Wi-Fi device to show up in ifconfig ...
4
votes
0answers
44 views

Loud click when playing sound files

With Windows IOT before and after playing a sound file on the Raspberry (both 2 and 3) a loud click can be heard thru the speakers; is there a way to make it so no click is heard? Here is the code I ...
4
votes
2answers
111 views

Triggering two USB cameras connected with single Pi at the same time

Is it possible to trigger two Cameras connected by USB to a single RPi at the same time with 1 ms latency?
4
votes
1answer
43 views

500 OOPS: could not bind listening IPv4 socket (vsftpd in raspbian)

I configured the /etc/vsftpd.conf file then restart the vsftpd service. And when I go to check the vsftpd's running status, it returns: 500 OOPS: could not bind listening IPv4 socket I have done a ...
4
votes
0answers
128 views

Raspberry Pi 2B+ Boots once

I recently purchased a Raspberry Pi 2B+, and I am trying to run the RetroPie (backed by raspbian) operating system on it. The first time I plug in the pi, it boots normally into the operating system ...

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