All Questions

Filter by
Sorted by
Tagged with
1
vote
0answers
33 views

Raspberry Pi as VPN works, but can't access NVR

I have a Raspberry Pi 4 that allows me to VPN into my home network. I used PiVPN to setup the Pi as an OpenVPN server and create clients. I managed to setup a PC with the config file I got from the Pi ...
0
votes
1answer
62 views

Pi Zero: eth0 not added to bridge after reboot

I've follow the official guide to setup a bridge between eth0 und wlan0 in order to use my Pi Zero WH as an AP with raspbian buster 4.19.75+. When I add the interface brctl addif br0 eth0, the bridge ...
0
votes
1answer
58 views

How to execute shell commands stored In a text file in raspbian?

I wrote a text file with some linux shell commands and I tried to make it executable with this sudo chmod a+x filename But when I am clicking the file it is opening in the text editor. While ...
1
vote
2answers
59 views

Rpi GPIO Push Button Circuit Grounding Problem

I have a little project where I power my Raspberry Pi Zero using a 12v Battery, via a small 12v to 5v regulator I bought from eBay. I am going to connect a push button to the Pi as in the following ...
0
votes
0answers
22 views

Module not found Error

I am working on rasberry3 pi b+ model for my project and I did installed NOOBS zip file and stored in Micro SD card and put in SD slot on Rasberry Pi b+. When i'm compiling my python code for my ...
-2
votes
2answers
30 views

Is L293DNE Dual H-Bridge Motor Driver Chip/Board also a 5V voltage regulator/converter to power the Raspberry Pi itself?

Have been reading many articles showing how to connect DC motors to the Raspberry Pi and of course a DC Motor Driver Chip/Board is needed to come between DC motors and the Raspberry Pi GPIO Pins to be ...
1
vote
0answers
26 views

Setting application screen display layer

I am displaying a video onscreen with omxplayer using '--l 0' Is it possible to run a python program and set it's screen layer to > 0 Expanded info :- I am running omxplayer from within a python ...
1
vote
0answers
19 views

Unable to make RPi image through win32diskimager any solution? [closed]

The SD card with RPi OS is corrupted while trying to make a flashed card and I tried to create its image through Win32 disk imager. I keep getting I/O error while reading.
-1
votes
1answer
23 views

Can't connect to raspberry pi via PuTTy after configuring static ip

I'm able to connect to the local server before static IP is set but after I set a static IP on eth0, I'm no longer able to connect to the server. I tried to configure my static IP in /etc/network/...
0
votes
0answers
23 views

Dynamic Failover Systemd-networkd Ethernet - USB 4G LTE module

I followed this setup to have to configure the failover except wlan become ppp0. Howto migrate from networking to systemd-networkd with dynamic failover But, the fail over does not work and when i ...
2
votes
0answers
25 views

remote does not work anymore

I have my Raspberry Pi 3+ since 1 year and suddenly the remote that I use which was the one of my TV does not work anymore. I find that a little weird because I didn't do anything so that work. Can ...
2
votes
2answers
142 views

How to connect ST7789 LCD to SPI Bus 1 as 2nd screen?

I've been trying to get this ST7789 library working with the 240x240 1.3" display on the rpi0w Python lib https://github.com/solinnovay/Python_ST7789 So far I've set all the screen pins to the bcm ...
0
votes
0answers
24 views

Varying possibly broken behavior of different GPIO pins on bitbanging LED display driver

I connect Raspberry Pi 3 b+ directly to 8x8 LED display, packaged with max7219cng display driver. To control GPIO pins, I'm using baremetal code, written by myself. For working with GPIO I've ...
1
vote
0answers
29 views

How to debug headless WiFi connection?

I'm trying to run Raspberry Pi 3B+ in headless mode: I'm doing this by placing ssh and wpa_supplicant.conf files in the root of the boot SD card folder. What I can do if something went wrong? Is ...
0
votes
0answers
30 views

LIRC with RaspberryPi problem, lirc.conf

I've configured lirc like https://www.raspberrypi.org/forums/viewtopic.php?t=235256 on my Raspberry Pi 4B. All seemed to go well, irrecord worked and I get my lirc.conf file like this. begin remote ...
-1
votes
2answers
25 views

Multiple WPA Supplicant Files when trying to connect to hidden wireless network

I tried to follow some online tutorials to get my Pi to connect to a hidden network. I used the command: sudo nano /etc/wpa_supplicant/wpa_supplicant.conf Prompting this: ctrl_interface=DIR=/var/...
0
votes
0answers
28 views

RPi Zero W Ethernet gadget on Windows: headless config & debugging

I want to headless config my RPi Zero W with Raspbian Buster as an ethernet gadget on Windows 7 PC. So I installed RNDIS from Microsoft Corporation, I added modules-load=dwc2,g_ether ip=192.168.2.2::...
1
vote
0answers
15 views

VLC player logo stays at task bar even after closing!

Most of the time after watching a video while I am closing the VLC player, there always is a task stays in the task manager and task bar, I can't play any video until I manually kills it from task ...
2
votes
1answer
81 views

start chromium on raspberry pi in kiosk mode using systemd service instead of through LXDE-pi/autostart

As many people, i'm looking to use my pi as a kiosk. I have managed to get everything running when starting the kiosk. my kiosk.sh script, which works fine #!/bin/bash URL="http://127.0.0.1" xset s ...
3
votes
2answers
318 views

What are the max current rating for 3.3v and 5v rail of the Rpi 4B

Does anybody know the max current rating of the 3.3v and 5 v rail of the new raspberry pi 4? i could not seem to find anybody benchmark this, i have read from someone that the new RPI 4 has a new ...
-1
votes
1answer
74 views

Raspberry Pi 4 touchscreen misbehaving when using a secondary monitor

First of all I recorded a video on the phenomenon, this might be more descriptive than my words: video of the problem I have a project in which I have to use two displays: one that is the 7 inch ...
0
votes
2answers
19 views

Port Forward port 22 for Raspberry Pi 3 but port still closed

Yesterday I made a Nas Server on Raspberry Pi and on the local network it's works fine and the SSH connection too but as soon as I try to connect to the Raspberry through Putty from an outside network ...
2
votes
2answers
65 views

LIRC could not connect to socket

After installing on Raspberry lirc-0.10.1 according to this instruction (Setup IR Remote Control Using LIRC for the Raspberry PI (RPi)), when you try to send data from any config file, the irsend -d /...
1
vote
0answers
37 views

How can I build and install openssh server (sshd) with compiler security features

I noticed my raspberry pi's sshd does not seem to have PIE and ASLR enabled. I determined that using the answer here: https://unix.stackexchange.com/a/435038 I'm using Raspbian, is there another OS I ...
0
votes
1answer
43 views

Not everybody can connect to the wifi?

I made a configuration with this config : 2 WLAN, 2 SSID, Dongle + integrated wifi on Raspberry PI 3B+ Everything is working except, not everybody cannot connect to the wifi. Samsung Smartphone ...
1
vote
2answers
38 views

Installing Python 3.6: question about needing sudo command for configure command

I have a Raspberry pi 3 Model B and I want to install Python 3.6 on it. A bit of context: I acquired this Raspberry pi over 2 years ago and it came with Python 2.7 and 3.4 installed by default in /...
0
votes
1answer
21 views

Invalid syntax when setting variable

When setting variable c1, it shows invalid syntax error on c1 def project(k, n): h = 200 L = 18 M = 70 da = 8 xo = h - L g = 9.81 V0 = m.sqrt(2 * g * L) W = M * g xss = -(W / k) + h ...
1
vote
1answer
133 views

TensorFlow 2.0 Rpi4B buster Installation Problem

I have been trying to install Tensorflow 2.0 on Raspberry Pi 4 (Buster). The documentation here make it seem easy. And indeed it seems to work. However, it installs 1.13.1 (not 2.0). I have ...
1
vote
1answer
21 views

Installing netcdf4 on raspberry 3b+

I am trying to install NetCDF4 on Rp 3B+. This is the command I used: sudo pip3 install netcdf4 But the error message is: Collecting netcdf4 Using cached https://files.pythonhosted.org/packages/...
0
votes
0answers
10 views

where does pivpn store remote host name?

I installed openvpn via pivpn but now want to update the default location for clients to use when accessing my LAN from the internet. During the pivpn setup process I specified xxx.yyy.com as the ...
0
votes
1answer
23 views

Cannot see files from DSM I made with Transmission on NFS share on Synology NAS

I installed Tranmission on my Pi3 today, mainly following this post: Permission problems with Transmission. I finally got it working I thought, but now I ran into something weird. From the Pi3 side ...
0
votes
0answers
9 views

kodi image not picked up in boot

I have one sd card more than 8 GB, which i was using in a pi3. Want to format the card and copy kodi image in it. Did below steps Formatted the SD card using a windows os format feature. (I can ...
0
votes
1answer
76 views

E: Package 'python-wxgtk2.8' has no installation candidate

I'm having trouble installing ''sudo apt-get install python-wxgtk2.8 python-wxtools wx2.8-i18n libwxgtk2.8-dev ''at Pi4. It failed with:''Reading package lists... Done Building dependency tree Reading ...
0
votes
1answer
53 views

Facing problems after the latest update of Buster!

I may have described some problems in my previous question. To eliminate that problem I had to flash my sd-card with the latest buster release. After that I am frequently facing these problems, 1. ...
1
vote
1answer
83 views

How can Rpi4B python UART talk to XY PWM Signal Generators?

Currently I am trying to automate a coil winding machine using stepper motors. I wrote a Python code to send frequencies to the stepper motors. But for some reason, the frequencies produced by ...
1
vote
0answers
26 views

Internet tethering - USB to ethernet - Connection on router / not on raspberry

so I have a USB LTE dongle connected to my raspberry and want to share that connection to my router via ethernet. I know it would be way easier to just plug-in the dongle into the USB port of the ...
0
votes
0answers
12 views

Transmission gives Permission Denied when writing to Synology NAS (SOLVED) [duplicate]

EDIT: [SOLVED] I did a fresh install and started over, this time I went a little further and I used Dougie's solution (completely new to me, so bit scare to use it at first) from Permission problems ...
2
votes
1answer
31 views

How to securely share linux devices from client to another linux server

I have 3 I2C devices connected to my raspberry pi 3 i2c bus 1. I want to share this whole I2C bus 1 (/dev/i2c-1) to another linux server, which is running in the cloud, through a secure TLS, username ...
0
votes
1answer
30 views

No HDMI after retropie restart, every time, multiple micro sd cards?

So I install the latest image of retropie, and boot it up on my rpi3. Plug it into my hdmi arcade cab, connect to wifi, add games from pc via wifi, force audio to 3.5 or I'd have no sound, restart, ...
0
votes
1answer
34 views

Raspi 3B Keep needing reflash

TLDR: My pi will randomly not boot and need to be reflashed fresh, thus losing my setup. Hey Guys!. So i have a raspi 3 that i have been able to flash the OS to. I'm typing this on my pi3 now ...
1
vote
1answer
76 views

How do I install Love for Lua rpm in raspbian stretch

I am reading " Developing Games on the Raspbery Pi" w Lua and Love by Seth Kenlon I am trying to use my existing raspian stretch OS rather than starting with the OS the book suggests Lua is already ...
1
vote
0answers
58 views

cannot update after adding new source

I am running a raspberry Pi 2B (with GUI disabled) and I added deb http://raspbian.raspberrypi.org/raspbian/ buster main contrib non-free rpi to my sources.list. After this, I ran sudo apt-get update ...
0
votes
2answers
81 views

How can Rpi3B+ read the output of the 801s vibration sensor module?

Currently I'm trying to do a project using rpi 3b+ with 801s vibration sensor using this tutorial https://github.com/Shmoopty/rpi-appliance-monitor#notification-settings I'm beginner with rpi and ...
3
votes
2answers
37 views

Executing 2 commands in 2 different Terminal windows

I want to execute 2 python programs(both run flask servers on different ports) in 2 different terminal windows, from a single bash script. Python files: a.py and b.py Bash Script: runner.sh This is ...
3
votes
1answer
72 views

How to use Rpi GPIO to PWM adjust IR LEDs brightness?

I'm using this circuit for my project, which I referred from https://www.sparkfun.com/news/1396. I don't really understand how current works in GPIO pins, so the question is: instead of connecting ...
0
votes
1answer
39 views

How to increase sampling rate on MCP3008 in python

I am trying to push the MCP3008 to its limits and sample as many samples as possible from a single channel per second. I am also not trying to have to write any C or assembly code, and keep it all as ...
1
vote
1answer
33 views

Remotely Connect to Pi through VNC Outside of LAN Network

I want to be able to remotely access the desktop of my Raspberry Pi 2, running Rasbian Full, from outside of my LAN network. I've been able to easily connect on my network, but I want to be able to ...
2
votes
1answer
44 views

SSH works on eth but not wifi and other services do work always [closed]

So this is driving me crazy. Basically my problem is that I can ssh to the pi if the ethernet cable is connected but not if disconnected. It sounds like a typical network problem so far, but it is ...
1
vote
0answers
20 views

How can I view networking interface logs over UART?

I have created a (needlessly complicated) networking setup that I tried to create by following this guide. I have colosally screwed up and now my RPi will disconnect randomly and requires a reboot to ...
4
votes
1answer
27 views

Can't connect to Pi Zero over USB

I followed the guides here and here, both times freshly flashing Raspbian Buster Lite to the SD and modifying the config files. I leave the Pi around 3 minutes to boot, with it connected to my PC's ...

15 30 50 per page