All Questions

Filter by
Sorted by
Tagged with
0
votes
0answers
4 views

How to split a display into many and access all the screen

I'm trying to split the screen in raspberry-pi. and access each screen for each display
1
vote
1answer
17 views

Reading R232 (Serial) from USB on Pi Zero

I know there are similar posts on this topic, but I've scoured them all and haven't been able to figure this out. I'm trying to control my projector via a R232 port. I have a USB to R232 cable, ...
1
vote
0answers
19 views

Can I use Raspberry Pi to log into an account and print information from a certain page?

I run a small gift basket business and am always looking for solutions to make my day easier. One thing that slows me down is having to print gift messages for each basket. I was wondering if there ...
0
votes
0answers
15 views

Is there a way to have USB data transferred from Pi to HAT?

I'm designing a Raspberry Pi HAT that requires USB for debugging. The 40-pin GPIO connector that connects the Pi to the HAT doesn't seem to have any USB designated pins. I would like to use the USB ...
1
vote
1answer
11 views

Server client connection recovering

I have Sever/Client sending data back and forth, everything works fine, until the client looses connection and tries to reconnect. When I run the project in the coding windows I can disconnect any ...
0
votes
2answers
25 views

Help Patching a driver

I've been tasked with updating a driver on a Raspberry Pi 4 running Raspbian. I'm told I need to apply this patch https://lkml.org/lkml/2019/4/1/1050 in order to get my USB modem to work. When I run ...
-2
votes
0answers
19 views

How to Save Raspberry Pi generated data to Central PC in same network

I have raspberry Pi3 which is collecting some data that i being stored in MariaDB but i want to store this data to a central PC instead of RaspberryPi as storage of raspberryPi is not large enough to ...
-1
votes
1answer
23 views

How to make lilypad temperature sensor work with raspberry pi zero?

I discovered a lilypad sensor thought of connecting it with raspberry pi zero to measure living room temperature. But lilypad sensor is analog input and pi doesn’t have analog pin. How can i make ...
0
votes
2answers
25 views

Is the Pi Zero software-equivalent to a 1.x B+?

Is it generally safe to assume that anything (software-related) that works with a Pi Zero will ALSO work with a 1.2 B+, or are there things that even the Zero can do that the old 1.2 B+ can't? Why: I'...
-1
votes
0answers
9 views

bridge repeater unsure what to call it

ok here is the set up router 1 ~~ pi ~~ router 2 ~~~ rest of the home router 1= public wifi (aka library) i need the rpi to pick the signal up using a [Alfa Long-Range Dual-Band AC1200 Wireless ...
3
votes
1answer
37 views

Do I need to do anything to install/run applications in 64 bit?

I've switched my Raspberry Pi 4 from 32 bit to 64 bit (Raspbian buster) by adding this to /boot/config.txt kernel=kernel8.img arm_64bit=1 This seems to work fine. I'm running docker and that has ...
0
votes
2answers
32 views

How am I supposed to set GPU memory in RPi4?

I am using RPi4 for a while and I found some problem playing videos on VLC and you-tube. After searching a long time I found that these problems can be solved by increasing GPU Memory. I found that ...
0
votes
1answer
21 views

How can you use pigpio to set a specific position for a continuous rotation servo?

Running my code with a normal 180 degree servo will move it to a user-specified angle and then hold it there. But when using a continuous rotation servo, it keeps rotating constantly for 500 <= ...
0
votes
0answers
13 views

Openmediavault Ststic Ip issue

I have strange issue with OMV installed in my raspberry Pi 3B+. I have setup a static IP 192.168.1.50 through Network->Interfaces page and it works fine. Problem starts if I reboot my Fiber Optic DBC ...
0
votes
0answers
31 views

Will LattePanda IPS display work with raspberry pi zero?

I have LattePanda but its connector to which we connect flex cable is broken, so i am thinking to buy a pi zero and use it instead to display graphs. However i am not sure if it will work.
1
vote
0answers
79 views

How to connect ST7789 LCD to Raspberry Pi

I'm trying to connect to this LCD ( sry 4 japanese page:( use translate plz ) This monitor driver is ST7789, 7pins.[GND VCC SCL SDA RES DC BLK] And now I'm connecting to pi like this https://imgur....
-2
votes
0answers
23 views

Why can't I get to the log-in screen?

An error just comes up stating that the password and username is default and needs to be updated. We can't make it into the initial setup. There's no space to type. What do I do?
0
votes
1answer
32 views

Raspberry Pi 3 B+ won't boot up after 1 week of use

So I just got a new raspberry pi 3 b+ earlier this week by RS Components and I got it working on the first day. A couple days I shut it down and later when I tried to turn it back on, it didn't all it ...
0
votes
0answers
27 views

USB powered sump pump

I have a USB powered sump pump plugged into my raspberry pi 4. Is there a way to program the turn off and on by including it in my program?
1
vote
0answers
15 views

Mounting all removable drives in one location

How can I automatically mount all removable drives in a folder (for example /mnt) and merge them together? I know merging multiple mounts is possible as per this question but I want to automatically ...
0
votes
0answers
13 views

Raspberry Pi4 Error while using 2 USB cameras, VIDIOC_QBUF: Invalid argument

I'm using Python OpenCV to read from 2 USB webcams on a Raspberry Pi4. If I'm using either of the camera individually they work fine. As soon as I initialize both cameras in the script as following: ...
1
vote
1answer
14 views

RPI official cam results in 256x192 resolution only [Motion]

I use motion to get data from my official rpi camera. This camera allows to use more than 256x192 px resoultion. Problem: Only 256x192 resolution seems possible, even if 1024 resolution is ...
0
votes
0answers
19 views

Raspberry Pi getting burningly hot and not displaying

I tried turning on my raspberry pi 3 b+ and it wouldn't show anything to my TV, the entire Pi ( mainly around the SD card ) was so hot I could barely touch it. Bare in mind the pi was only on for ...
0
votes
1answer
34 views

Is this a Python quirk or an imperfection in the Raspberry Pi input?

I am running out of ideas to get this Python code working the way I want it to. Please take a look at my code and help me figure out what's wrong, or if it's a hardware issue with the Pi causing my ...
0
votes
1answer
9 views

Fresh new slackware arm install, unable to log into my raspberry pie 3

I have been trying to install slackware arm (slackware arm current 4.19.81-7+) on my Raspberry pi 3. After i have installed it successfully (following this guide), i was unable to login due to the ...
0
votes
0answers
20 views

“Couldn't find matching render driver” error [LIBVLC][LIBSDL2][RPi3 B]

I am trying the simple libvlc demo with libsdl2 from LibVLC Sample Code SDL but I am having issues when running the compiled binary. I get a "Couldn't find matching render driver" error from ...
1
vote
1answer
15 views

Recalbox can run psp in Raspberry Pi 3?

i recently start a project and i am building my own arcade cabinet with raspberry pi, a arcade kit with umolding and stickers. I want emulate some psp games but i dont know if i can with Recalbox ...
0
votes
2answers
46 views

Why won't my TV see the Raspberry Pi 4 as a source

I recently got a Raspberry Pi 4B and i used a 128GB MicroSD card and copied over the files from Noobs 3.2.1. I connected the MicroHDMI > HDMI to my TV and connected the power adapter and turned it on. ...
0
votes
0answers
19 views

How to make more efficient reading of GPIO

My (python) program (on Raspberry Pi zero W) turns on/off a GPIO pin (connected to a relay module) depending on the RSSI signal of my phone (connected via bluetooth) and the status of one more GPIO ...
-3
votes
0answers
27 views

Can a Pi Zero be stacked on top of the GPIO pins of a regular Pi?

I'm curious if anybody has attempted to use the bare board Pi Zero (without the GPIO pins pre-soldered) as a virtual Pi on a Pi HAT for a full size Raspberry Pi (2, 3 or 4, etc)? I see the possibility ...
-1
votes
0answers
26 views

network interaces don't exist after boot [on hold]

I tried to install a dhcp server, couldn't managed to make it running, tried to clean after to revert. Now, I only have lo as network interface. Afer boot, eth0 and eth1 are not configured, not ...
1
vote
0answers
9 views

UV4l HTTPS ssl /etc/UV4l-UVC.conf

I am trying to add https to my conf file. I have made the following changes. HTTPS options: server-option = --use-ssl=yes server-option = --ssl-private-key-file=/etc/uv4l/selfsign.key server-option =...
-2
votes
1answer
26 views

I'm trying to make a shell script that can mount a exFAT drive

Hi I am trying to make a shell script that can create a directory (/mnt/drive) and mount a exFAT drive in that directory on my raspberry pi 2. The problem I am having is that when I try to run the ...
0
votes
1answer
28 views

Networking interfaces disappeared from my RPI 4B 4GB

Since receiving this Pi I've installed and configured Octoprint for my printer. It ran fine without issues for 3-4 days, until I got disconnected when checking from work. Once home I found the Pi in ...
-1
votes
0answers
33 views

How to write this Flow chart into “C” code? [on hold]

Let me begin by saying I have no idea what I'm doing with code. The most I can do is make an LED blink on an Arduino... Nothing more. With the above said, I have included a flow chart that details ...
0
votes
0answers
14 views

No wireless interface found [duplicate]

I've just got a raspberry pi. However I cannot connect to my wifi. Here are what is in my /etc/wpa_supplicant/wpa_supplicat.conf: ctrl_interfsace=DIR=/var/run/wpa_supplicant GROUP=netdev ...
0
votes
0answers
16 views

RPi power issue in ssh connection [on hold]

I am using raspberry pi in shh connection with my PC. The thing that I cannot understand happens when I tried to turn on RPi. When I turn ed on RPi, it does not respond at all. But if I disconnect ...
-1
votes
0answers
30 views

How to run a python3 program automatically in Raspberry pi 3 - Raspbian Jessie?

Good morning, I'm trying to run a program automatically When the Raspberry log in and shows the desktop, I'd already run a program following this tutorial: https://www.raspberrypi-spy.co.uk/2015/02/...
1
vote
0answers
20 views

imutils VideoStream(src=0) return VIDIOC_QBUF: Invalid argument in raspberry pi

I am only doing a simple code in my Raspberry Pi 4: from imutils.video import VideoStream # initialize the video streams and allow them to warmup print("[INFO] starting cameras...") webcam = ...
0
votes
0answers
21 views

Multiroom audio from input source

I want to build a multiroom audio solution based on Rpi and Snapcast (the best solution I've seen up to now). I found lot of articles, tutorials, samples how to build such a system to play audio from ...
0
votes
0answers
24 views

Need troubleshoot fix my Raspberri Pi camera

So my MotionEye setup works fine, but after like 24 hours everyday, when I go connect the IP address it won't connect for some reason... And I can see that the Raspberry Pi3 and the Camera is working, ...
0
votes
0answers
20 views

What is necessary to connect Z-wave Fibaro CO sensor to Rpi

I would like to retrieve measurements from Z-wave Fibaro CO sensor on RPi. I found out that it is possible to use USB as receiver of signal on Rpi. There are different options, can you recommend some ...
0
votes
0answers
16 views

AIY Voice through tor [on hold]

My question is about whether it is possible to run the AIY Voice kit through a tor connection. I like the idea of having a home assistant but really do not want Google collecting more information ...
0
votes
3answers
67 views

Servo motor behaves odd

hello I Connected a servo motor to my Raspberry pi Zero W and used the example from raspberrypi.org: granpa scarer: Grandpa Scarer and the servo worked however after changing the value for: p....
0
votes
0answers
11 views

Chromium Kiosk - return to index page on screen wake

Currently using a Pi3b+ and Official 7inch touchscreen. Ive configured the screen to turn off after 15seconds inactivity. During this period i require it to return to a home/index page on the browser (...
0
votes
0answers
21 views

UV4L huge CPU load on streaming audio

I'm building a little baby monitor using RaspberryPi ZeroW and UV4L and run into a little problem. I'm using WebRTC to cast video and audio to my browser from RPI camera (used facedetect demo, ...
1
vote
0answers
17 views

Raspberry Pi Bluetooth/6lowpan to WiFi IPv6 Router. Ping6 Not working

I want to route data between BT/6lowpan interface and wifi interface on a Raspberry Pi platform. Done all the setup as described below. But the Ping6 from Bluetooth (bt0) to Wifi (wlan0) not working. ...
0
votes
3answers
44 views

Reboot not starting python app but executing runs with no Errors

I'm running a bell app connected by ENet between two RPI 4. The button end works well, but the server end only works when I sign in to activate it. How do I get it to start at start-up in Crontab? @...
1
vote
1answer
24 views

WaveShare WM8960 Audio Sound Card / HAT Installation on Rpi Zero W Problem

I recently bought the WaveShare WM8960 Audio HAT said compatible with Raspberry Pi Zero W. The install complete without trouble, I can see that the soundcard is installed by typing sudo dkms status ...
-1
votes
1answer
28 views

After my script crashes, I can't run any more scripts, RP 3 Model B+

I am running a script that is probably crashing. When I run it, nothing seems to happen, so I hit Ctrl + Z to halt the program. But then I can't run any other script on the Raspberry Pi 3 Model B+. ...

15 30 50 per page