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Questions tagged [raspbian]

Raspbian is a GNU/Linux operating system derived from Debian. Version numbering follows that of Debian and the current stable is 9 (Stretch). Raspbian is the most widely used Pi based distro and the one recommended by the Foundation, who distribute their own images of it.

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Need a large (20 inch +) touch screen monitor Raspberry Pi 3b+/4b running Debian Buster

I'm looking for a large (20 inch +) touch screen monitor for Raspberry Pi 3b+/4b running Debian Buster. We tried the ViewSonic TD2230 but the driver support is lacking; Tkinter misses about 35% of the ...
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2answers
45 views

How to change the color of a specific word in a message? [closed]

I've working on an assignment with the Raspberry Pi. I want to change the color of a word in a string or message in an if statement. I tried doing this. It came up with an error saying "TypeError: ...
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1answer
66 views

How can I create a bridge to eth0 with the following network configuration?

I followed this tutorial so I have a network with two wireless interfaces, wlan0 working as a access point and wlan1 working as a client from another router. How can I bridge wlan1 to eth0 without ...
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1answer
87 views

Using Normal GPIO Pins as I2C (required)

We are attempting to use the Raspberry Pi as an embedded software platform. We are writing this in python, but currently we have it wired up to use 3 separate I2C busses. We have two of them wired to ...
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28 views

Oled Display doesn't work properly

Im using my Raspberry Pi zero W For an project with an Oled display and i can't get it to work properly I Installed Adafruit and tried the examples. It didn't work and i tried an other example but ...
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0answers
71 views

How can I clone a display on a Pi 4?

I can successfully display across 2 monitors (extended desktop) but how can I clone instead of extend? I have been unable to find any resource helping me to achieve this. This question for some ...
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1answer
32 views

Run a code without being on the physical machine

I have some devices (i.e. leds) that I need to control on a Raspberry Pi, but I was thinking if there is a way in which I can put the code in a server, and then when the raspberry Pi receives a ...
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55 views

Control gpio raspberry pi with Xbox360 controller

My aim is to control the gpio of my rpi3a+ with the xbox360 controller and the Xbox 360 Wireless Gaming Receiver for Windows. After installing xboxdrv I checked whether the wireless reveiver was ...
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14 views

Why does Start X oversizes content for PiTFT display?

I have a raspberryPi zero running Raspbian-lite and Im using the solution that is given to this question to create a kiosk type application, that startsX on boot and uses the open box window manager ...
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1answer
71 views

How to setup port forwarding & DDNS with noip

Followed the tutorial for webcam server here: hackernoon.com/how-to-access-your-raspberry-pi-camera-from-anywhere-544ab9e5bacc When I visit https://<host name>.ddns.net:8081 the browser can’t ...
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1answer
44 views

Upgrade to a new Raspbian version offline

Regular Debian produces "point release" CD images periodically that can be used in /etc/apt/sources.list to update systems offline. Is there any way to upgrade to a newer release of Raspbian in a ...
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1answer
184 views

Raspbian img on Pi 4: unable to mount root fs on unknown-block(179,2)

I've just got my first Raspberry Pi 4. I'm trying to install Raspbian's July 2019 version. I've read all related issues to this problem here and I can´t manage to find the problem. I downloaded ...
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1answer
41 views

Run forever task as root in init.d script on startup

I'm trying to start a nodeJS Server on Raspbian on startup. Everything works fine with this script: #!/bin/sh #/etc/init.d/myService ### BEGIN INIT INFO # Provides: myService # Required-...
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2answers
148 views

Setting up an Ad-hoc Network on Raspberry Pi 4 Running Buster

So I previously setup my ad hoc network on my prior Raspberry Pi 3B by adding these lines to my /etc/network/interfaces file: auto wlan0 iface wlan0 inet static address 10.2.1.1 netmask 255....
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57 views

Raspberry Pi 4B no video - xorg fail

I have Rapsberry pi 4B with 2GB of RAM. After some time I powered up Pi but not video output was shown. So I connected via ssh but there is no :0: 16:02:32 up 13 min, 2 users, load average: 0.00, ...
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1answer
28 views

Coproc in shell script

I'm trying to do a simple shell script that will make my raspberry's bluetooth discoverable but i'm facing some issues. My raspberry is running Raspbian. Running this through command line works ...
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0answers
64 views

Cooling Fan Hat?

The PoE hat has a built-in cooling fan, and even has drivers in Raspbian to automatically turn it on and off based on the CPU temperature. However, any guides to add a temperature-controlled fan seem ...
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1answer
46 views

Can't return any values from ttyUSB0

I'm using a SICK S300 scanner connected via Diagnostic cable to my Raspberry Pi, and it shows the connection as /dev/ttyUSB0 however I can't retrieve any data from it whatsoever. Here is a simple ...
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86 views

How to play 720p/1080p videos on Raspberry Pi 3 A+

I bought a Raspberry Pi 3 A+ hoping, among other things, to play HD videos. I have flashed Raspbian Buster on a 64GB microSD card, extended the FS, and, generally, the Pi seems to work fine with light ...
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1answer
313 views

How to revert from rpi-update to stable build

I have been using a RPi3 for the last year without any issues. I have had rpi-update as part of a regular update process (cron job). Lately I have been experiencing crashes. I started to investigate, ...
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25 views

How to access Raspberry Pi webapp on remote devices, with RasPi as accesspoint

I'm working on a remote car to use outdoors. I'm controlling motors with relays using a flask webapp running at localhost. I can access the webapp when raspi is on my home network, by loading it's ip:...
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1answer
101 views

Pi 3 w/Pisound - Won't turn on unless wait a few minutes

I have a Pi 3 and Pisound (hat) and to turn it off I just unplug the cable. Now oddly, if I plug it back in right away I just get a red light, no blinking yellow BUT If I wait a few minutes to plug it ...
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22 views

Installing Raspbian to an SD card connected to a smartphone

I have no idea why it doesn't work, but my PC doesn't detect SD cards, neither does my laptop. My phone detects the same MicroSD card, if I take the standard SD adapter off and plug it into my phone. ...
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1answer
61 views

Two dhcpcd services: systemd and init.d

I see that there is a systemd service called dhcpcd5 and an init.d script called dhcpcd. Why both ways? What are the differences and how to choose which run?
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316 views

Login service fails to start

On my Raspbian Buster Lite (slightly customized) at boot I notice the Login Service fails to start several times: [FAILED] Failed to start Login Service. See 'systemctl status systemd-logind.service' ...
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1answer
374 views

Run Raspbian in RAM

Since the first version of Raspberry Pi, I use a customized version of Raspbian in order to mount the rootfs in read-only. Basically I created symlinks in RAM for /var directories so applications don'...
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35 views

Logwatch problem

I'm trying to send logs to my email. I'm doing this via SSH. I edited the file: /usr/share/logwatch/default.conf/logwatch.conf and edited these lines: Output = mail Format = html Encode = none ...
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1answer
24 views

I am unable to upgrade Raspbian on my Raspberry Pi 3 B+

I got my Pi in Fall, 2018, and have not had trouble running it. However, when I tried to upgrade my Raspbian back in May, 2019, and it didn’t look like I succeeded because when I issued the command “...
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1answer
35 views

Is it possible to make access raspberry pi 3b+ access point from wifi without ethernet and other external devices? [duplicate]

Is it possible to create access point from Raspberry Pi 3B+, without ethernet? I'd like to create access point like for example android hotspot, were you can start hotspot but you still can use ...
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34 views

lsb_release -a gives 10!

I followed this tutorial, trying to upgrade directly from Jessie to Buster instead of Jessie to Stretch. then, when i check the version with $ lsb_release -a I get this! No LSB modules are ...
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41 views

Get audio samples sent to Output Device

I want to get in real-time the audio samples that are sent to the output device (i.e. analog audio or HDMI). Is there any way to read those samples? I'm running the latest Raspian Lite on an RPi4. ...
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1answer
195 views

Simulate raspberry pi GPIO

Is there a software to simulate Raspberry Pi hardware design such as proteus? I would like : To use a raspberry pi as a virtual component, Do all the wiring, simulate, Simulate, test code, Check for ...
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52 views

GPS BU-353S4 with Pi4 - not reading position, only timestamp

I'm just gonna say real quick that I've through about 20 threads on this topic, so I know this issue has been brought up many times, but the problem seems to change for every new build of raspbian or ...
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0answers
17 views

How to automate network login on a college lan(ethernet) connection?

I have a raspberry pi 3B connected to a lan port in college hostel room. Before, being able to access the internet, the connection requires the user to login using credentials given to the students by ...
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0answers
19 views

Howto tell the difference between a RP3B and RP4B from a script? [duplicate]

I want to create scripts that configure RP3 and RP4 software installations using Raspbian Lite. The scripts need to know the difference between an RP3B+ and and RP4B. How can I do that? Dazz
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1answer
46 views

Unrecognized URL with motion

Trying to install motion for a sricam SP017 (720p) on a raspbian pi. I did an apt-get install motion. motion -h gives motion Version 3.2.12+git20140228, Copyright 2000-2005 Jeroen Vreeken/Folkert van ...
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0answers
25 views

Using 10 inch TFT touch screen with Raspberry Pi. Does not rotate the touch screen correctly

I am using the lastest version of Raspbian on the Raspberry Pi. I am using a 10 inch screen TFT touch screen. In /boot/config.txt, I've added the following 2 lines: display_rotate=1 xinput set-prop ...
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0answers
63 views

Pi-4 and going into weird video mode

I recently purchased my Pi-4 and am quite impressed with the performance. However, I'm also noticing a problem after the board has been running for a little while. Initially, everything is beautiful, ...
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0answers
27 views

Docker-Compose multiple MAC addresses in containers

I am trying to find a way to run 2 services that uses MAC addresses as unique networkIDs on my SmartThings hub (cast-web-api and MQTT-Bridge) Right now, I built a docker-compose.yml file that does ...
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0answers
760 views

Raspberry pi 4 no hdmi signal

I have recently bought a raspberry pi 4 (4gb version) and its' original power adapter. I used balena etcher to flash my sd card, which I have used in my previous raspberries and works properly, but it ...
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1answer
60 views

Using RaspberryPi 3 B as hotspot

I am trying to use Raspberry Pi as hotspot device. I am following this documentation: https://www.raspberrypi.org/documentation/configuration/wireless/access-point.md I am not using ethernet eth0 to ...
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0answers
46 views

How to read rPi camera hardware information that which type of camera sensor( imx219 or OV5647) is being used in camera module?

I want to read the camera hardware spec to ensure which type of camera sensor (like imx219 or OV5647 etc) is being used in the rPi camera module for camera module v1 and v2. Is there any method to ...
3
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1answer
246 views

boot failure after flashing RPI-4 raspbian buster on older RPI-3 image sdcards

Last week I flashed Raspbian Buster image to a very old SanDisk 8gb card (slow) using win32diskimager on windows 10, it worked just fine on my new RPI4B-1GB board - and its still functional ... Steps ...
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0answers
31 views

Keyboard only working properly, if plugged in AFTER bootup?

If i plug my little keypad into my raspberry pi model 3+ and turn it on, it will boot and for a few seconds and a couple of key strokes it works... And then stops. It still shows in LSUSB but won't ...
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55 views

GPIO Pins not changing in mono c#

I am trying to read a pin on my Pi 3 model B+. It runs on raspbian, the application is programed in C# and I use mono to run it. I'm using the RaspberryPiDotNet library, which I compiled in windows ...
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1answer
97 views

Raspbian crashes when connecting to AP

Following Raspberry Pi's own tutorial for setting up an access point (https://github.com/raspberrypi/documentation/blob/master/configuration/wireless/access-point.md) from a clean Raspbian Buster ...
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1answer
150 views

Raspberry Pi 4 Installed screen drivers but disabled my hdmi

I bought a touchscreen and installed the drivers for it, but now my hdmi doesn't work. I am currently running Raspbian on Raspberry Pi 4 model B.And I have a 3.5 inch tft screen.I do not no what ...
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0answers
12 views

Not getting the BSD General Commands Manual for builtins on Raspbian

I'm on Raspbian buster I specifically want the builtin manual just to read it, but entering man cd just outputs "No manual entry for builtin." I know I could get documentation on builtins using help, ...
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0answers
29 views

Can't log in via any means

So I'm running Raspbian (I installed with NOOBS initially if that makes a difference) on a Raspberry pi model 3B+ and I can't log in. before anyone says it, I know this question has been posted before,...
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2answers
88 views

Raspberry PI boot FAT32 arrangement

I recently thought about tinkering with Raspbian by adding an initramfs. But I have still some unresolved questions about the boot (FAT32) partition. Does the partition have to be on a specific ...