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.

Filter by
Sorted by
Tagged with
0
votes
1answer
33 views

Permission denied when running .exe in cmd on raspberry pi 3B+

I'm looking to run an exe file from the cmd of my raspberry pi but when I just put the path of the exe, I have : Bash: MyPath.exe: Permission denied I tried with sudo, but I have then: sudo: MyPath....
0
votes
0answers
38 views

Dimming a 0-10v dimmable light

I've raspberry pi 4 and I'm building a project that simulate sunrise and sundown. I've found that LED - WYZM HBL-100W that get 220AC AND DC 10V, I can dim it by lower or increase DC voltage level. ...
1
vote
1answer
15 views

Mounting USB-HDD with NTFS filesystem on Raspbian boot

I use Raspberry pi3+ as a small NAS (with Samba). I have to use a couple of HDDs in usb-sata cases with NTFS file system. Raspbian mounts them automatically on boot in /media/pi directory. I don't ...
0
votes
5answers
100 views

Router can't find my Pi

I have a brand new raspberry pi 4, with official power supply. Brand new SD card, just installed the latest Raspbian on it using UNetBootIn on my main linux (Mint 19) machine. As the display ...
0
votes
0answers
15 views

assigning static ip on intial boot to raspbian

I know we can have raspbian connect to local wifi if we copy wpa_supplicant file to location were boot.txt is in sd card, and even enable ssh by copying ssh file to the same location, but how can we ...
0
votes
0answers
8 views

Character driver for i2s - Pi hangs on interrupt handling

Lately I have been writing a linux loadable kernel module which is a character driver for the BCM/I2S interface of the BCM2835. I need this to access a specific i2s codec. Although generally ...
0
votes
0answers
16 views

Customize i2c driver - Change i2c line speed

For the BCM2835, what I would like to do is the following: I want from the user space to be able to change the I2C bus line speed, not just by modifying the CDIV field of the DIV register (Reference), ...
1
vote
1answer
27 views

Java IDEs won't open on my pi. How do I get them to open?

Of the preinstalled programming tools on raspbian all of them work except for the java IDEs(bluej and greenfoot). I've scoured the internet but have found nothing. really need to code in java for a ...
0
votes
2answers
30 views
+50

Raspberry pi 3 - black screen when connected to touch screen 5 inchLCD

I am trying to set display of raspberry pi model B+ to 5 inch touch screen. I have mounted SD card and changed config.txt file in /boot/config/firmware folder and added following entries. hdmi_safe=1 ...
1
vote
2answers
52 views

Configuring a Raspberry Pi as a bridge? (purpose: extending WIFI)

Context: I have a raspberry pi working properly with its version of Raspian (actually I have all the Raspberry Pi version, all). The problem to solve: The wifi where I work does not reach every ...
0
votes
1answer
28 views

3B+ Not Booting

I've had my Raspberry Pi 3B+ for a while now (a couple of months, maybe) and it has always booted just fine, up until this week. I was using the RPi to host my Discord Bot, but now it doesn't seem to ...
0
votes
0answers
20 views

Raspberry PI emulator for windows with QEMU

I am trying to follow this youtube video setting up PI emulator on my windows 10 machine. I am getting the following error : D:\2019-09-26-raspbian-buster-full>qemu-system-arm -kernel kernel-qemu-...
1
vote
1answer
40 views

Receiving login shell data via serial port

I'm writing code to send data to and from a raspberry pi (pi zero running raspbian lite) via serial port, using 1 python script on either side. I've set everything up so that I can use port='/dev/...
0
votes
1answer
31 views

Unable to clone old sd on new one (same size) with win32 disk imager

I'm trying to move my buster installation from a pi4b 1.2 from the card I borrowed from my brother (32gb samsung evo plus) to a new SanDisk extreme 32gb, both seem to be genuine (or a least of the ...
0
votes
2answers
33 views

Crontab code not working

I'm struggling to auto start .sh files on a Pi4 and need some help please. I want to start more than one .sh file at every reboot for power losses etc and also every 12hrs whilst unning. I go into ...
1
vote
1answer
24 views

video and image thumbnails in the file browser?

is there a way I could have rasbian show me thumbnail previews of videos and images? One time in ubuntu I had to apt-get a thumbnailer but I can no longer find it.
1
vote
0answers
32 views

Raspbian problem after upgrade from stretch to buster

I tried upgrading raspbian from Stretch to Buster using this tutorial: https://pimylifeup.com/upgrade-raspbian-stretch-to-raspbian-buster/ At the end of step 6 (maybe at 99% of the upgrade), I had ...
1
vote
0answers
20 views

Raspberry Pi 4 Ethernet not Connecting

I have a raspberry Pi 4 with raspbian, and I just booted it and connected it to ethernet. My Router does not detect the pi, so I cant ssh into it. I tried 2 different SD cards, and they both will boot ...
0
votes
0answers
29 views

autostart vlc player on Raspbian

Im just learning and have very little experience with linux. I been trying to find a video or instructions for dummies on how to do this. Ive edited the config file a few times with no luck. Any help ...
-1
votes
0answers
14 views

Lost Panel in Raspberry Pi

i lost the panel in raspberry pi as i was tinkering with VNC viewer but then this worked: Open Terminal : Press Ctrl + Alt + T Type in Terminal : rm -r ~/.config/lxpanel Type in Terminal : sudo ...
1
vote
1answer
37 views

After Noobs Raspbian installation Pi won't start

Brand new raspberry pi 4, brand new SD card. I downloaded and transferred Noobs onto the SD card, booted it, set up Raspbian with no issues, but then it told me to reboot to apply changes. Since ...
0
votes
0answers
14 views

How to play video and display pictures in the same size via SSH?

I can show videos and pictures via ssh using vlc and fbi on my headless rpi4. This works fine, but the problem im having is that i need to display the pictures and the video with the exact same ...
3
votes
0answers
68 views

Problem sending analog read values over serial

Ok I apologize as I have edited this quite a bit, but I have narrowed down the problem a bit more. For some reason I can't transfer values from my arduino analog pins?? I am trying to send values ...
0
votes
0answers
19 views

Separtate controling bluetooth audio input & USB microphone input via Processing

Hi I've trying to solve this more then 3 weeks. Now...i can't solve it myself :( I want to made audio spectrum which can support microphone input and bluetooth(android) input. ※Environment ...
0
votes
0answers
14 views

raspberrypi time changes and then it hangs without any reason, can someone help. A beginner here

Syslog data that I see , notice that time jumps back after this strange line is logged ^@^@^@^@^@. once this happens, raspberry Pi Zero W becomes non- responsive and I have to restart to connect back ...
0
votes
1answer
74 views

How to wire a button

O have tried to do this so many times, so many websites, so many books, and it just won't work. I do not know how to wire it so that the LED lights up when I press the button. I'm pretty sure that I ...
1
vote
1answer
23 views

Copy / Back up all images on Android phone to SD Card with folders

I am running a Raspberry Pi 4 Model B as a VPN Gateway with OpenVPN. On my Samsung S8, I have the app OpenVPN for Android installed and the VPN tunnel to my home network works like a charm. What I ...
1
vote
0answers
27 views

Freecad not working on my raspbian!

I just installed free cad on raspbian from repo . Then after the installation was complete when I preseed the freecad icon from menu it is opening. But when I am pressing new project the software is ...
1
vote
2answers
67 views

How to disable http://ftp.harukasan.org/raspbian/ repository?

I'm trying to install updates. But apt always using ftp.harukasan.org. This mirror is too slow. I need to change. I checked /etc/apt/sources.list, /etc/apt/sources.list.d/ there is no configuration is ...
0
votes
1answer
28 views

switching between network interfaces when main interface is down

I'm using Raspberry Pi 3B. I've ethernet eth0 and a 4G module ppp0 connected. Priority connection is eth0. I can detect whether ethernet cable is connected to the raspberry pi or not using commands. ...
1
vote
0answers
35 views

Make error / Enable monitor mode in Raspberry Pi 3B with Nexmon

I would like to add monitor mode for my raspberry pi 3B (Not B+) by using Nexmon. I am trying the part of [Build patches for bcm43430a1 on the RPI3/Zero W or bcm434355c0 on the RPI3+/RPI4 using ...
1
vote
1answer
39 views

Network automatic reset on boot on raspberry pi 4

I have 2 Raspberries. First, one 3B, which, I used for a while, everything works well. Now when I'm started using the 4B also, I encountered an issue. My 4B, doesn't resolve nameservers. Example: ...
0
votes
0answers
21 views

How good is the Raspberry Pi 4 (4gb) for video calls

I am planning to dedicate a RPi4 for a conference room just to keep the video meeting (no sharing of desktops or anything else) with let´s say MS Teams 365 on line, or other installed software. Has ...
-1
votes
0answers
25 views

mistakenly deleted /usr/local directory from raspbian running os

I have mistakenly deleted /usr/local folder, if I reboot my os what will get affected will it boot, the pi zero was only running motion eye. I have old ls result thats says what it contained. ls /...
1
vote
1answer
51 views

Raspberry pi 3B+ vs Raspberry pi 4

what are pro and cons of Raspberry pi 3B+ vs Raspberry pi 4 ? For a new beginner like me which one to start with either Raspberry pi 3B+ or Raspberry pi 4 ? Thanks in Advance!!!
0
votes
1answer
42 views

Which process is accessing the SD card?

I have a Raspberry Pi3 Model B+ that is used as a backup server. The backup tool is configured to write all data to an external NTFS formatted drive. However, the SD card is constantly accessed (...
0
votes
0answers
20 views

I have a question about setting up the microphone

pcm.!default{ type asym playback.pcm{ type hw card 0 } capture.pcm{ type plug slave.pcm “hw:1, 0” } } ctl.!default{ type hw card 0 } Can you interpret each coding language? I'm asking you a ...
1
vote
0answers
44 views

Audio Jack Issue PI 3

I have connected my external speaker to the audio jack that only is powered by an adapter. The audio seems not to be working for some reason. It tells me that there is no soundcards found. Whenever ...
0
votes
0answers
13 views

Can't find my android phone via bluetoothctl scan on

I am currently working on a project that fetches the RSSI of my Samsung Galaxy S8 phone via bluetooth on a Raspberry Pi Zero W. I am running Raspbian and have successfully found other devices via ...
0
votes
3answers
51 views

Can't find Raspberry PI IP

I bought Raspberry PI 4B few days ago. I downloaded Raspbian buster lite and placed it on an SD-card, placed ssh with no extension so that I can access it thorugh ssh. I put the prepared sdcard into ...
-2
votes
0answers
15 views

How can I use my RP 4 with Raspbian as a media server for local and remote access?

How can I use my RP 4 with Raspbian as a media server for local and remote access? I would like to be able to download some movies and watch them from any device in my LAN or remotely? Thanks
1
vote
2answers
50 views

Cannot boot Raspberry pi into recovery mode

I am getting an error with my Raspberry Pi on boot: Kernel panic-not syncing: VFS: unable to mount root fs on unknown-block(179,2) I have been trying to follow this answer: Kernel panic-not syncing: ...
1
vote
1answer
44 views

SSH: connection refused

I bought Raspberry PI 4 and I need to connect to it via SSH because I do not have micro HDMI yet. I'm trying to establish the SSH connection, but PuTTY returns "Connection refused" error, but the IP ...
1
vote
1answer
15 views

Possible to measure time of HDMI output generation based on framebuffer copy?

As the title may not be fully clear, here's a complete description of the problem. I've written a small library for the linux framebuffer usingmmap and some (higher) drawing routines, effectlively ...
1
vote
2answers
54 views

Weird problem with Raspberry Pi falling over

So I've been trying to trouble-shoot this myself for weeks. I have a Pi3 (and a Pi4, though the 4 causes no issues). My Pi3 is fully up to date, on Raspbian Linux 4.19.81-v7+ This issue persisted ...
0
votes
0answers
35 views

Auto detect for USB Device not working (Garmin Watch)

I would like my Raspberry Pi 3 to auto detect my Garmin watch USB device when connected it via USB to it. So I could copy the .fit files from the devices for subsequent processing. Currently I cannot ...
0
votes
0answers
15 views

Get data from sensor via Bluetooth

i´m trying something i haven´t seen anyone did before. I`m trying to get the data of some sensors via Bluetooth in order to generate a CSV file with this information given by some iHealth sensors. Can ...
-1
votes
0answers
21 views

Unable to Boot Raspbian 8 after resizing Root Partition

After cloning my Raspbian 8 SD Card to a bigger one everything seemed to be running fine until I used GParted to resize my root partition and the extended partition containing it, the boot partition ...
1
vote
3answers
34 views

I'm able to connect when Raspberry is connected via cable, but not via Wifi

I downloaded 2019-09-26-raspbian-buster.img (3.7GB after extraction) then I used win32diskimager-1.0.0 to burn it on MicroSD card then on /boot/ I created ssh file wpa_supplicant.conf file with ...
2
votes
1answer
42 views

I2C works but gives wrong value

I have an RPi3b (Master) wired up to an MCU (Slave) communicating via I2C. I did have an RPi1b wired up and upon which I did my first development (cheaper to accidentally fry). Suddenly I'm getting a ...