All Questions

I'm trying to create a small footprint docker image to run a python app that uses GPIO and camera. Everything works fine when using FROM raspbian/stretch as the base image in my Dockerfile. If I ...

Sorry for the very basic question. I am trying to set a built-in pullup on GPIO pins and it doesn't seem to be working. Hardware is Pi 3B and 4B (I tried on both), OS is Raspbian 10 (buster). The ...

I am attempting to run a PWM on a pump using rpi.GPIO using the following code: def run_PWM_on_pump(): gpio.setmode(gpio.BOARD) gpio.setup(8, gpio.OUT) p = gpio.PWM(8, 0.5) #also works at ...

I have two hats a PiJuice UPS and a SenseHat. The GPIO pinouts for each are https://pinout.xyz/pinout/pijuice and https://pinout.xyz/pinout/sense_hat respectively. When I stack my SenseHat onto the ...

I'm building an application on Raspberry Pi that renders some GUI to the screen. I would like to keep rendering the GUI but get rid of all the "ugly" console logs during boot or when the GUI crashes, ...

The title says it all. I want a simple way to preferably automatically upload files from my pi to a google drive or something similar

I'm now working with mpu9250 for my master thesis, but I'm quite new to hardware device. My goal is to collect the data at the sample rate and postprocess these data via allan deviation. So I just ...

I have a rf module 433Mhz which consist of a transmitter and a receiver, I used virtualwire and Radiohead library in Arduino and it's pretty fast. When I shifted that to rpi there were no dedicated ...

My Pi keeps locking up - cannot interact with it via keyboard (even Ctrl-Alt-PrintScr commands) or anything else. Screen (console) frozen. Pulling power out and rebooting brings it up looking fine ...

I have a small robot car and I need to establish its direction and speed of travel. I have seen references to using the SenseHat to measure these but no detailed documentation. Could anyone confirm if ...

Having an issue I am using as raspberry pi 3. I switch to the desktop open up a terminal window and I do not get the entire window. So I can not drag the terminal window nor resize the window. It is ...

I already have bmp180 sensor connected to raspberry pi 3b+, now I want to add MQ9 sensor like this https://e-radionica.com/en/mq9-gas-sensor.html Is connection straight forward like the bmp180? ...

I'm using strech version on Rasp and I'm facing difficulties to configure my wlan0 with a static IP address. I have 2 wlan, one is onboard (wlan0) and another one is a USB device (wlan1). I disabled ...

I am creating a robot with my Raspberry Pi 3 B+. For my project, I wish to use 2x NEMA 17 stepper motors for moving around, and 2x SG90 servos for managing pan/tilt of the head. I already have an ...

I'm using a device through I2C interface and I'm having some issues when the I2C bus fails, I don't know if it fails because an interferance in the cable or just timing issues in the Raspberry over ...

I am trying to solder a wifi adapter right on to my raspberry pi zero so it takes up less space. I've followed this video and some other diagrams on how to wire usb devices right on to the pi zero. ...

It's getting hard if you always plug HDMI cable to the raspberry pi, login and then turn the SSH service on with raspi-conf or other configurations methods. Is there any way to turn the SSH service ...

I'm currently trying to install a hotspot on raspberry pi for my smart room devices at university, but I can't seem to get the hotspot to route through my remote access vpn given by the university for ...

for two weeks I have been testing the serial communication on my raspbrery pi2 and the microkontroler STM32G4. for the UART communication there is no problem however the SPI communication does not ...

I did a really stupid mistake - I set up a second i²C bus months ago, so I have two gyro sensors connected - but din't document it. I can see the connected devices with i2cdetect -y 1 and ...

I was wondering if there is any difference with the RPI3b and the RPI4 to login to eduroam network (WPA-EAP)? I have 3 rpi3b and i connect to eduroam without any issue. On th RPi 3B I have Raspbian ...

I'm using pivpn(OpenVPN) on an rpi3B. When it works it works great, but I'm unable to successfully authenticate more often than not. I've tried it on 2 different wifi networks, with similar results. ...

I have a Raspberry Pi, and I can connect to it and remote acccess it while I’m on my local network just by doing ssh pi@10.10.xxx.xxx. But now I want to be able to access it when I am on a completely ...

I am having trouble making a connection to internal corporate network on my Pi3. I currently have Ubuntu Server 19.10 installed and am using NetPlan to manage the systemd.networkd configuration. What ...

I am currently using a pi camera module to stream video using flask and at some point, it randomly crashes. I found a similar question over here and they say that clearing the stream helped them sort ...

I've been working on getting a Home automation project going for a while, using a Rasp pi 1b (26 pin header). This is a well trodden path by others, as it is a project to control status remote sockets:...

I have a Raspberry pi Device I want to use the (eth0) ethernet port/Cable to connect to a local network with ip range from 192.168.x.x. And i have a 4G usb dongle which connects to the internet on the ...

So I tried to make an ssh connection with my raspberrypi (running raspbian ) over ethernet. This used to work but somehow it doesn't anymore. I think the issue is that my raspberry pi can't get an ...

so I've recently set up my raspberry pi. Am following a tutorial for the MPU9250, from https://github.com/tuupola/micropython-mpu9250. I have did a install of the micropython-mpu9250, and tried the ...

i got involved in a small hobbyist project in which a small ball has to be detected through a small gap. Accordingly there are only a view "lines" of a picture usable to find the vector "through" the ...

If I switch on monitor first then switch on raspberry pi, it works fine. But if I switch on raspberry pi and then monitor or switch on both pi and monitor simultaneously no display is shown on monitor....

I need some help or advices since I've not know what could I do to fix this issue. I've built an onion pi following the adafruit tutorial. This basicly is a wifi hotspot that routes all traffic ...

I'm trying to setup a CUPS server on the rpi. I have a Brother HL1110 (USB connected) and installed the ARM driver as per instructions here https://support.brother.com/g/s/id/linux/en/instruction_rp2....

I am trying to make a dynamic carousel with CPT. My CPT works well and I added some articles but I can not display it. I am doing it this way: <section id="carousel"> <div class="row mb-...

I have been following 3 sources below where I could set up my Raspberry Pi zero with Wifi using ESP-01 (ESP8266) but am still struggling to get it working. Wifi configuration 1 Wifi configuration 2 ...

I am having an issue where I get this error 'no permission to update GPIO'. whenever I try to address certain gpio pins. I looked at other posts that had similar issues but they seemed to have either ...

Desire lines normally refer to paths created by humans as a result of excessive use, as that path is the most efficient form of transportation. So if I mount my Pi Camera looking at an intersection, ...

I was thinking about an 8 port switch that can provide my 8 RPi's 4 power over POE. I think i have found one according to my needs ( small dimensions), namely the: Ubiquiti EdgeSwitch 10XP - https://...

I am new user of raspberry pi. I have two buttons, and some code to run, yet the led will not react to the buttons. It's probably a easy fix, but keep in mind, I am new to robotic and have only ...

Want to output 8 bits of parallel digital info on 8 pins of a 3B+ simultaneously. Input also. Java.

I am trying to install a Wireless USB Adapter but Raspbian can't detect it. tp-link TL-WN725N | Raspbian 10.1 | Raspberry Pi 2 Model B I think the drivers were installed correctly, but I just ...

I have two "Cylewet 25Pcs AC 1A 125V 3Pin SPDT Limit Micro Switch"-es that are normally open and connected to two of the Pi pins with internal pull up resistors. Left unattended, they call ...

I have installed transmission on my raspberry pi and im going to use it to download audiobooks and stuff like that. The torrent I tried to download is now in .torrent format (/.config/transmission-...

I have set up a Raspberry Pi with Google Assistant. All working fine, but I would like Google Assistant to start in a terminal window automatically on boot. The commands to start Google Assistant are: ...

I'm trying to make an Alexa on my RPi and need help with an rror i' having. I am using the command: sudo ./AlexaPi/src/scripts/setup.sh To which it returns the error: E: Unable to locate package vlc-...

I have already installed linphone no-ui version. Basically, the video communication is in single direction, only pi to remote user. I followed the official link to install it on pi. https://wiki....

I'm using a Raspberry Pi 4b. I want to use my Acer LCD Monitor Version G206HQL bd, which uses VGA or DVI inputs. I am also using a Micro HDMI to VGA adapter for my RPI to communicate with the monitor,...

I need a sample program that will put the current CPU MHz in a variable with python. I prefer a short compact program. Thanks in advance.

I have a Raspberry Pi 3 B+ board and I am trying to connect it both to a local wireless hotspot and another machine via cable. I am not connected to the Internet on any of the devices and all data ...

so I just got a really cheap and free desktop monitor from work, that's like 1280x1024 resolution. Now when I first connected the pi to the monitor it failed to boot at all... which was weird, but ...