Questions tagged [pi-3]

For questions that apply specifically to the Raspberry Pi 3 and not other/all models.

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16 views

RPi not broadcasting Static IP in its AP Mode

I have been working on RPi's AP mode, everything is working fine, problem is that while RPi broadcasts its AP, the IP i get is not what i mentioned in the configuration file. Anyone here to help me ...
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0answers
21 views

Alexa not working - PI 3

I have successfully installed Alexa on my raspberry pi 3 because once I turn on the pi Alexa says "Hello!", however whenever I say a basic command such as "Alexa what time is it?" nothing happens. ...
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1answer
49 views

Raspberry pi3 power supply

I want to buy a power supply that is good both for my PIC16 environment (breadboard with 3.5V - 5V power bank) and for my raspberry 3PI. Than I choice a 5V 3A power supply with a USB exit from Amazon:...
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1answer
92 views

Screen readers on the Raspberry Pi 3

Do you know what Screen readers work on the Pi 3? (A screen reader reads out text on the screen and is what I need to enable to be able to use devices because I am blind)
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4answers
73 views

Finding the IP Address of a Raspberry Pi without access to the router admin page

Can you find out the IP Address of a Pi on a network where you don't have admin access (e.g. public Wi-Fi)? Can you do this via the Pi itself?
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1answer
52 views

Google Drive and the Raspberry Pi

Does anyone know how Google Drive works with the Raspberry Pi? I am at a school that uses G Suite for Education and would like to be able to have programmes auto-update on Google Drive when they are ...
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0answers
33 views

how can i install proton vpn on my pi

I tried what customer support reccomentded, but it did not work. sudo apt install -y openvpn dialog python3-pip python3-setuptools [sudo] password for pi: Reading package lists... Done Building ...
2
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1answer
23 views

Which bus does the RPi 3's micro SD slot use?

Is it USB, PCIe, or something else? I ask because I'm looking for a way to read/write the hidden boot1 and boot2 partitions on an eMMC chip, and it just doesn't work over USB.
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19 views

How to move with blue dot while red dot is moving?

I want to move with joystick a blue dot while red dot is randomly falling, but if I press joystick, blue dot doesn't show or move. I use raspberry Pi 3 and Sense hat(led metrix and joystick) Here is ...
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0answers
28 views

I wanna make a raspberry pi car using an RC car. I would like to know if the servo multiplexer is necessary? [closed]

I've asked this question in the Robotics Stack Exchange and I am asking here as this is kind of important and I need some answers fast. My apologies if this is rude or if it causes problems in any way....
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11 views

oneM2m - An IoT service layer

Has anybody used a oneM2M IoT service Layer? http://www.onem2m.org/ Does anybody know about this? If anybody has worked upon this please can you share the details of how to implement and what are ...
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1answer
35 views

Turn On/Off 3D printer projector with Python/GPIO

There are similar questions but I don't want to turn on the LED but the 3D printer projector(NQM Plus Light engine) for the image projection. The pins that I wanted to use are shown in the picture. ...
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1answer
28 views

Raspberry pi 3 Model B+ : ACT light not blinking

While i am working on pc my raspberry pi working correctly , but suddenly it's display gone. And rebooting it again it not blink ACT light at least 1 time. Means it not blink any time. Also , i have ...
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26 views

Raspberry pi wireless WiFi

So I had an idea and wanted to know if it was possible and how to tackle it. So I was thinking if I had a raspberry pi plugged into my router at home via Ethernet cable, could I create some sort of ...
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0answers
13 views

Spotify does not work with google assistant - PI 3

I followed these instructions thoroughly on my raspberry pi 3 and whenever I say "Ok google, play spotify" the AI says "Something went wrong". I cannot figure out what went wrong in the process? Has ...
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1answer
17 views

USB or Pendrive are not detected in Raspberry pi 3B+ for data transfer

I want to copy a file raspberry pi 3B+ to my Desktop machine. I had plugged the USB pen-drive in raspberry pi 3B+. But pen-drive is not recognized. Did I missed anything as in case of pi? Thanks in ...
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1answer
28 views

switching between network interfaces when main interface is down

I'm using Raspberry Pi 3B. I've ethernet eth0 and a 4G module ppp0 connected. Priority connection is eth0. I can detect whether ethernet cable is connected to the raspberry pi or not using commands. ...
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0answers
35 views

Make error / Enable monitor mode in Raspberry Pi 3B with Nexmon

I would like to add monitor mode for my raspberry pi 3B (Not B+) by using Nexmon. I am trying the part of [Build patches for bcm43430a1 on the RPI3/Zero W or bcm434355c0 on the RPI3+/RPI4 using ...
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1answer
19 views

Missing lxsession in the home directory cd ~/.config

I am running the following os image on my pi 3 model b: Raspbian Buster with desktop and recommended software Image with desktop and recommended software based on Debian Buster Version:September ...
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1answer
26 views

TV no longer showing up on cec-client scan

I am using a Raspberry Pi model 3 as a simple signage display (web page through Chromium in kiosk mode) and have used cec-utils to manage on/off times for the TV. I have had this same setup for about ...
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0answers
44 views

Audio Jack Issue PI 3

I have connected my external speaker to the audio jack that only is powered by an adapter. The audio seems not to be working for some reason. It tells me that there is no soundcards found. Whenever ...
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1answer
49 views

HDMI Audio not working with Raspberry 3 B and Raspbian Buster

Volume control says "No volume control on this device" When trying to force output to 3.5 or HDMI in raspi-config, it fails with error "There was an error running option..." When running update in ...
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2answers
53 views

Weird problem with Raspberry Pi falling over

So I've been trying to trouble-shoot this myself for weeks. I have a Pi3 (and a Pi4, though the 4 causes no issues). My Pi3 is fully up to date, on Raspbian Linux 4.19.81-v7+ This issue persisted ...
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1answer
28 views

Directly accessing a drive used as a NAS drive by a raspberry

I successfully tried to add a NAS to my local network. I did this using a RaspberryPi 3, samba and a USB stick formatted in NTFS. My RPI use ntfs-3g driver for accessing the drive. My problem is that ...
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1answer
19 views

Why isn't it possible to run a 32-bit kernel on QEMU's raspi3 machine?

I've been using QEMU for a few years now, and I know that when using raspi3 machine (in QEMU >= 3.x), you can't run a 32-bit kernel on it. You have to use raspi2 machine. However, Cortex-A53 is ...
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0answers
19 views

SIM800L - GAMMU not connecting - RPI 4

I connected my RPI4 & RPI3B one by one with my SIM800L board in hope to be able to receive sms on the board. Unfortunately, the boards do not detect the module. The SIM800l was given external ...
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1answer
20 views

How do I reverse the loop?

I'm trying to do a KITT Led Scanner on the simulator at https://trinket.io/sense-hat. This is my code: from sense_hat import SenseHat import time s = SenseHat() R = (255,0,0) x = 0 y = 1 s.clear() ...
2
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1answer
28 views

is it possible to set up multiple ssids using rpi 3?

I have been trying to setup multiple ssid configuration in my rpi 3B so that my rpi can broadcast multiple ssid through the adapter present in the stock hardware itself. Does BCM43143 support it?
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0answers
45 views

Raspberry pi with 1.3" oled i2c screen

I'm currently trying to use this 1.3" i2c oled screen with the Adafruit oled i2c library, but I'm currently getting this issue: I have made sure to run the setup.py and all of the code is the same. ...
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0answers
25 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 ...
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0answers
32 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/...
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39 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, ...
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0answers
56 views

Errors with Lepton FLIR: Red square, unresponsive capture/overlay

I've been trying to set up a Lepton Thermal Camera (breakout v1.4) with a Raspberry Pi Zero W, and a Raspberry Pi 3. I've been following a number of guides but most recently this one. Once I run ...
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0answers
64 views

Raspberry Pi always reboots when trying to shutdown

I've been facing this issue for a long time and I haven't been able to find a working solution for it. I've found a few different posts online of people having the same issue but none of the solutions ...
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0answers
27 views

How to disable Raspberry Pi console output to monitor but keep rendering graphics [duplicate]

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, ...
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2answers
172 views

How do I upload files to google drive automatically from raspberry pi or from PUTTY

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
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3answers
127 views

How Can Rpi3B+ Detect MQ9 Gas Sensor's Carbon Monoxide Leakage, Without Using ADC?

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? ...
2
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2answers
107 views

eduroam wifi login RP3b vs RPI4

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 ...
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1answer
51 views

Trying to access Local Network from eth0 and Internet from eth1

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 ...
2
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1answer
51 views

How to get acces torrents using Transmission?

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-...
3
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1answer
100 views

How to get curent cpu mhz on a raspberry pi with python?

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.
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2answers
75 views

Unable to Install NumPy on Raspberry Pi 3

I'm installing NumPy on a Raspberry Pi 3 using pip. When I type in pip install numpy into the SSH bash terminal, pip starts collecting and downloading NumPy. But when it runs the setup.py file, it ...
3
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3answers
75 views

My wlan0 interface is not coming up

I have a raspberry pi 3 that I was using as hostspot. Today I booted it and the wlan0 interface is gone when typing ip a When doing raspi-config and try to configure a wireless interface, I receive ...
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1answer
44 views

make -j4 zImage fail missing kdb_cmds reference

I'm trying to recompile kernel on my RPi3A+. Excecuting the following commands on clean Raspbian 9 (stretch): sudo apt-get install openssl-dev sudo apt-get install git sudo apt-get install bc sudo ...
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2answers
20 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 ...
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2answers
43 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 /...
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0answers
10 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 ...
2
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1answer
33 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 ...
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0answers
15 views

Reconfigure xserver?

I was installing different DEs like KDE Plasma and Cinnamon on Rasbian buster. I uninstalled KDE and I’m using Cinnamon as my permanent DE, but somehow KDE reconfigured xserver so that even now with ...
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0answers
21 views

bind event from evdev to GUI wxpython

I have buttons and joystick as in the image below and I am reading events from these inputs on raspbian with the evdev library, I am also running a GUI using wxpython. My question is how can I bind ...