Stack Exchange Network

Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

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.

0
votes
0answers
27 views

Run chromium with kiosk with auto-refreshing webpage (Spotify Jukebox)

I know I can run Chromium full screen based off of this tutorial, in kiosk mode, but I'm wondering what would I need to do to set up my pi up so that instead of just running one webpage on startup, it ...
1
vote
2answers
56 views

The best way to conect to my Raspberry Pi Zero W by MAC address?

I want to know the best way to connect my RBP by wifi using the MAC Address. I currently use sudo nmap -sn 192.168.0.0/24 and obtain this Nmap scan report for 192.168.0.114 Host is up (0.025s latency)...
-7
votes
0answers
31 views

Gaming with Raspberry PI3

i want to make a gaming machine with raspberry pi3 and i am using raspberry pi3 as my CPU . i want it to run games like cs:go and GTA5 but i want to know would it be better to install a graphic card ...
-1
votes
0answers
46 views

Why isn’t Florence opening?

I downloaded all necessary dependencies as well as updated and upgraded my Raspberry Pi. After I installed Florence and rebooted my raspberry pi, the Florence wouldn’t open at all. Why is that? This ...
0
votes
0answers
19 views

invalid ELF header when executing certain commands

I installed a Raspberry Pi 3 with Raspbian (without desktop) 4 weeks ago, that is running as a Nextcloud server with Docker. It has been ON since then, and is still ON. I connect to it remotely using ...
0
votes
1answer
32 views

How to find the memory requirement (RAM) when network load is know on raspberry

I am want to use the Raspberry Pi for my experimental work. My network load will be approximately 2000bits. How I can find the memory (RAM) requirement against the network load? Which formula can be ...
1
vote
1answer
39 views

Raspbian installation shell script

I am writing a shell script for running installation on Raspberry Pi my command is as below: $ sudo apt-get update $ sudo apt-get -y upgrade $ sudo apt-get dist-upgrade my shell script is as below: ...
1
vote
0answers
21 views

Logging SD transactions on RPi 3B+

Problem: how to make RPi log every SD transaction, with timestamp? Or, even better: how to make it count how often is full-duplex mode really used? Background: I am designing an SPI-based SD card ...
2
votes
2answers
39 views

pigpio I2C reply value

I'm sending a command e.g. "wifion" with I2C arduino(master) to RPI(slave) That works perfect but I need to return a confirmation value. How can I send back/reply from the RPI to the Ardunio a value? ...
1
vote
2answers
48 views

How do I add on/off button to Raspberry Pi Zero?

How do I add an on/off button to a Raspberry Pi Zero board? I am new to the platform and kindly ask for instructions suitable for a novice. Thank you.
1
vote
2answers
45 views

CTRL + C not working when script run from boot

I'm running a python script from boot on my Raspberry Pi B running Raspbian. I set the raspi-config so it is console auto logon. And I have the script that I want to run from boot into /etc/profile ...
0
votes
1answer
33 views

Accessing mobile phone hotspot internet from Raspberry Pi

I am able to connect my RaspberryPi to my android phones hotspot. The Raspberry Pi connects to the network successfully but does not have any access to the internet. Is there something else I need ...
1
vote
1answer
55 views

sudo command can't be executed

After several months without accessing to my raspberry (Model B, Raspbian Wheezy - Linux 4.1.19+), I did encounter a severe issue: sudo apt-get update -bash: /usr/bin/sudo : cannot execute binary ...
0
votes
0answers
10 views

How do I interface a mySQL database through BlueJ? [on hold]

I have a fully setup MySQL database running on my pi and I am trying to get it to be able to be called upon in a BlueJ program. I have downloaded the Connector/j driver and set up the code in java as ...
1
vote
1answer
39 views

I'm struggling with the initial set up of a raspberry pi 3 model b and laptop

I could really do with some help on the initial set up of my respberry Pi 3b. I'm using a Laptop and want the Pi to display on the laptop screen. The aim for the Pi is to have an server on it which ...
-1
votes
0answers
23 views

RPI Communication with Energy meter through modbus

I have been trying to make communication between rpi and voltage current and frequency measurement meter but i am facing the problem like it displayes no response from remote unit Here is my code ...
1
vote
1answer
29 views

Import Error in Raspbian command when running Python script

I am developing this python program to run in Raspberry Pi (Raspbian). And my program is using Kivy for UI also. What I need to do now is to make my python script executable and auto boot when startup....
1
vote
1answer
34 views

I am using a RFID reader module MFRC522 with my raspberry pi but it is not working with python 3

I am using RFID reader module (MFRC522) with my raspberry pi and when I run the script with python 2 it works fine and reads the RFID tag but when I run it with python3 I get an error - No Module ...
2
votes
2answers
90 views

How can I ping a command to a raspberry pi from my windows machine?

So I have a raspberry pi set up with my script on it, however I only want the script to run when I need it to, which isn't on a regular schedule...the best way for me to do this is to ping it(as my ...
1
vote
1answer
123 views

Raspberry Pi 3 wireless access point from Enterprise Network ethernet not working (hostapd)

I am currently trying to setup my raspberry pi 3 to be a wireless access point. It is connected to an Enterprise WPA2 802.1x network via Ethernet. I have credentials for the network but it was easier ...
1
vote
1answer
731 views

How do I Flash (install) Raspbian on Raspberry Pi Compute Module 3 / 3+?

NOTE: This question & solution ONLY relates to Compute Modules 3 or 3+ with on-board eMMC storage. The "Lite" versions of these has NO eMMC Storage I'm working on a project involving prototyping ...
4
votes
0answers
38 views

Custom camera driver

Is it possible to write a driver, say for a OV camera, based on the existing drivers at the RPI git repo? As is I understand, with a datasheet for a sensor it should be possible to write a similar ...
1
vote
2answers
48 views

how can i start my project when Pi is Turn On or Plugged In -Raspberry pi 3b+

need to run my python file when raspberry PI is turned on or plugged in. I'm using Raspberry Pi 3B+ sudo nano /etc/rc.local this is not Working # rc.local # # This script is executed at the ...
1
vote
1answer
32 views

RPI Fan Startup and Temp Control

Info: I am running a rpi 3b+, with Recommended Raspbian installed, and also with a Noctura NF-A4x10 5V, mounted on the lid, with vent holes, of the official rpi case. I will eventually turn this ...
0
votes
0answers
19 views

How to stream audio samples to a DAC - exclusively & low latency

I have an audio add-on card to my Raspi Zero called "raspiaudio", it seems to be reporting as hifiberry, although it is not. It's some NXP DAC conencted via I²C, and the driver was apparently in the ...
1
vote
1answer
21 views

Why is the volume ID of the root partition of Raspbian always [7ee80803]?

I noticed that no matter which microSD card I burn the Raspbian image onto, its "identifier" is always 7ee80803. This appears counter-intuitive to be because "disk identifier" is something written in ...
0
votes
0answers
37 views

Raspberry Pi doesn't boot sometimes, turns off sometimes but a few minutes later turns off again

Hello I have the following problem, my Raspberry PI 3b+ doesn't start sometimes and when it does start if I do anything (for example remote-desktop through xrdp to install an application or just I ...
1
vote
1answer
23 views

How to enable mouse input in raspberry pi

I connected a tft touch lcd display with my raspberry pi and now i cannot control my cursor with my usb mouse. Please help. Thanks
0
votes
1answer
29 views

Raspberry Pi 2 B “No wireless interfaces found” error

i set up raspian os with recommended apps version on sdcard via noobs. it works on rpi successfully but without wireless connection. in rpi configuration window, set wifi country button is disabled. ...
0
votes
1answer
22 views

using raspberry pi with two usb webcams

I'm a semi-new user to the raspberry pi USB webcam world, although I'm used to the RPi camera. My question is, can I use two cameras taking pictures at the same time without the pictures being ...
1
vote
0answers
32 views

Connect Raspberry Pi via Bluetooth to Sound Bar

after spending the last couple of weeks trying to connect my bluetooth soundbar to my Raspberry Pi 3 B+ and playing all audio output on it I am close to giving up. Using the GUI I can successfully ...
1
vote
0answers
13 views

Unable to get HDMI connection via Raspberry Pi 3 B+

I have a Raspberry Pi 3 B+ model and a FLATRON W20437 LG monitor along with a 5V 2.8A Power Supply and a keyboard. After I load the contents of Raspbian OS with stretch on the SD Card (32 GB Samsung ...
3
votes
3answers
54 views

Access raspberry pi files through Samba or web browser without a router

I have just got my first Raspberry Pi, (3 Model B+) and am having so much fun with it. My first project is a simple wildlife camera that takes pictures using a simple python script to detect motion. ...
2
votes
0answers
43 views

Send alert message to telegram from Raspberry Pi

I am currently working with an IR sensor for paper shelves. When the sensor detects no paper, it will turn the LED light on. at the same time, it will send an alert message through Telegram for the ...
0
votes
0answers
25 views

Taking and Saving images fast! with Raspberry Camera

I want to design an autonomous RC car using Raspberry Pi B+. To achieve this I have to collect training examples (images) and commands to drive the car autonomously. The problem is I send commands ...
1
vote
1answer
159 views

Why is hostapd masked after installation?

My question is somehow related to this question: hostapd doesent work anymore I have a fresh Raspbian Stretch system and then install hostapd via sudo apt-get install hostapd there are no error ...
1
vote
0answers
27 views

BLE Connect fails with page timeout

I've got a custom BLE 4.1 device and I'm trying to connect it to Raspberry PI 3 B+ using hcitool, gatttool, bluetoothctl, ..., without success. The device is an NRF BLE chip with the Nordic UART ...
1
vote
0answers
39 views

Is there any default user login, other than usr: pi, pwd: raspberry?

The reason I am asking is because I have setup my Raspberry Pi 3 b+ to run a specific script on boot, the only issue is this is an infinite loop and prints every time - so I cannot enter any commands! ...
0
votes
0answers
19 views

Unable to make Dymo drivers on pi

When I try to make the Dymo drivers on my pi, make fails as per below: pi@raspberrypi:~/dymo-cups-drivers-1.4.0.5 $ sudo make Making all in src make[1]: Entering directory '/home/pi/dymo-cups-drivers-...
1
vote
1answer
36 views

UFW Enabled, but not starting upon Pi reboot

I am running servers on several Pi's for VPN, OpenTTD, etc. I have installed ufw on all of them to try and keep them a little more secure. The server running the VPN is causing some issues as ufw ...
0
votes
0answers
15 views

Can I set up a Raspberry Pi 3 to use kedei lcd 3.5 with Android?

I have seen versions of Raspbian and Ubuntu which can be loaded on a Pi3 that support the KeDei LCD 3.5. I am hoping that I would be able to find a version of drivers and instructions if not an image ...
1
vote
1answer
30 views

NameError: name 'patterns' is not defined` when installing Graphite

I am trying to install graphite on my RPi following this tutorial. https://www.digitalocean.com/community/tutorials/how-to-install-and-use-graphite-on-an-ubuntu-14-04-server I am supposed to sync the ...
0
votes
0answers
32 views

SystemD running script before device driver loaded

We've a few Pi's, model 2, 3B+ and Zero W all running default Raspbian and with the latest firmware updates as of 25 March '19. All of these have an Infineon TPM 2.0 board attached to the gpio pins ...
1
vote
1answer
80 views

Wireless connecting of PIs

Please note that I have seen this post and I am using RPI Model 3B+ The question is: How to wirelessly connect 2 PIs which are NOT on the same network and can I do this without any external parts? ...
0
votes
3answers
63 views

unable to ssh into raspberry pi

My raspberry pi 2 is connected to my home Wi-Fi. While I'm able to ssh pi@<ip address> into raspberry pi at home, I'm unable to do so from my office in school. When I connect my raspberry pi 2 ...
2
votes
3answers
120 views

Wifi Connectivity — Pi 3 Model B

I have recently been unable to connect to wifi with my raspberry pi 3 (model B). I have tried a number of solutions to no avail. The networks button on the upper banner says "connection to dhcpcd ...
2
votes
2answers
27 views

kate resolution difference with/without sudo

I am trying to set up Raspberry Pi model 3b+ as a router. I am using Raspbian stretch and installed kate as my code editor. Then I noticed when using kate with sudo, the text and menu is smaller than ...
1
vote
1answer
19 views

Virtual resolution + scrolling?

I created a small, pocket computer from Raspberry Pi 3 and small 4" display with resolution 480x320. It is very hard to do anything on such small screen, so I've been wondering, if there's a way to ...
4
votes
4answers
248 views

Python script not running correctly when launched with crontab

I'm running a telegram bot on my Raspberry Pi 3. When I run it in my console or using Thonny, everything runs smoothly. python3 /home/pi/Documents/telegrambot.py The problem occurs when I set the ...
0
votes
0answers
11 views

How can I add a menu item to exit raspbian and get back to the CLI

When I boot up, I go directly into RetroPie. I can exit RetroPie and get back to the CLI to start Raspbian (startx). I learned that I can exit Raspbian with pkill x so I can start RetroPie back up, ...