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Newest 'pi-3' Questions - Raspberry Pi Stack Exchange
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Learn more about TeamsQuestions tagged [pi-3]
For questions that apply specifically to the Raspberry Pi 3 and not other/all models.
3,517 questions
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0
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0
answers
103
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No Wi-Fi device found on RPi 3B
I'm using a Raspberry Pi 3 Model B with Debian 12 Bookworm. Wifi used to work a few days ago. I then re-flashed the SD card and reinstalled Debian 12 Bookworm. Since then, wifi is not working anymore ...
2
votes
0
answers
34
views
My motor encoder is rotating but on Rviz2, it didn't
I'm working on a custom LIDAR using TF Luna and rotating it using a motor with an encoder for mapping purposes.
As the title says, the rotated angle is not being updated to Rviz2 , resulting in a ...
-1
votes
1
answer
84
views
0
votes
2
answers
61
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I want to open a door using RP3 A+, basically give 8-12 Volts 10W for 5 seconds using RP3 A+
I want to open a door using RPi3 A+, basically give 8-12 Volts 10 W for 5 seconds using RP3 A+.
I got this door lock and I want to connect it using my RPi, so that I give it the power it needs and it ...
0
votes
1
answer
58
views
Raspberry Pi 3B freezes with Aeotec Z-Stick Gen5 and Z-Wave JS UI (Domoticz)
This is mainly a note to self after taking way too long to find a solution to my issue:
After updating my Raspberry Pi 3B (that runs Z-Wave JS UI for Domoticz, and with an Aeotec Z-Stick Gen5 plugged ...
0
votes
0
answers
50
views
The DS18B20 temperature sensor not visible by the Raspberry Pi in the Proteus
I do the laboratory work from the site of the University of Cambridge (https://www.cl.cam.ac.uk/projects/raspberrypi/tutorials/temperature/), but using the Proteus only.
I did the schematic (VCC = 3....
-1
votes
1
answer
68
views
I have a RPi-4 is headless that I want to get the Wireless working
The machine has a working hardwired Ethernet connections, but I want to have the wireless as a backup.
The Pi-4 has been upgraded to bullseye (Debian 11).
It has wpa_suppliant installed. I think it ...
6
votes
3
answers
2k
views
Lost eth0 device, instead I have "enxb827ebe00d07" How to fix this?
Some how while using raspi-config trying to enable wlan0 on a RPi 3, I managed to lose eth0 and instead have enxb827ebe00d07. How do I fix this?
From dmesg:
[ 4.390898] smsc95xx 1-1.1:1.0 eth0: ...
0
votes
1
answer
80
views
Pi stops accepting TCP connections
I have a Pi 3A+ running Buster. NodeRed is used with Mosquitto and Zigbee2MQTT for home automation and SmartNORA is used to interface with Google Home. NodeRed Dashboard is also used as a mobile ...
0
votes
0
answers
54
views
Green screen flashes on pi camera
I followed this guide on setting up a Pi webcam, with the only difference being running /home/<username>/.rpi-uvc-gadget.sh & with sudo since it didn't work otherwise. It works on Mac, but ...
0
votes
0
answers
52
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Raspberry PI 3B Corrupted HDMI output
I am having lots of issues in getting my Raspberry PI 3B to output a proper HDMI signal.
What I have tried so far:
a recent working 4k TV with a working HDMI cable (no output, even with safe mode and ...
0
votes
1
answer
87
views
I need help with an Headless Raspberry Pi Installation
I need your help on the headless Raspberry Pi installation.**
I have an Raspberry Pi 3B and I need to do headless Raspberry Pi OS installation and I don't know where I am really getting it wrong, have ...
0
votes
1
answer
96
views
why my pi camera module 2 doesn't work when i install driver for my waveshare 3.5C screen on my raspberry pi 3b
I seem to have a compatibility problem with 2 devices, here is the full story:
I have a Raspberry pi 3b, a pi camera module 2, and a waveshare 3.5 (C) screen in gpio. by following the official ...
0
votes
1
answer
489
views
To what extent will a Pi 5 fit in a Pi 2/3 case?
I am planning to replace a Pi 3B with a Pi 5, and am wondering if I can reuse the existing case, or what modifications are necessary. Any clues?
0
votes
1
answer
57
views
Re-using Geekworm X735 and X820 with Pi 5
I currently have the following setup:
Raspberry Pi 3B
Geekworm X820 USB-SATA board
Geekworm X735 V3.0 power board
I am planning to replace the Pi 3 with a Pi 5, and am wondering how the Pi 5 works ...
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