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Questions tagged [raspberry-pi3]

GENERAL RPI QUESTIONS ARE OFF-TOPIC. General questions may be asked on https://raspberrypi.stackexchange.com Use the tag for questions that apply specifically to the Raspberry Pi Model 3, NOT other models.

RPI QUESTIONS MUST BE PROGRAMMING RELATED. Raspberry Pi 3 with BCM2837 1.2 GHz 64-bit quad processor based on the ARMv8 Cortex A53, with builtin Wi-Fi BCM43438 802.11n 2.4 GHz and Bluetooth 4.1 Low Energy (BLE).

Raspberry Pi 3 model B layout (top)

This tag is intended for questions that are applicable to the Raspberry Pi Model 3B ONLY rather than other Raspberry Pi models.

See the related StackExchange site at https://raspberrypi.stackexchange.com. Also see the first edition's tag at https://stackoverflow.com/questions/tagged/raspberry-pi.

Useful links:

Official description

Official downloads

GPIO interactive pinout

If the question is not programming related then it may be on-topic at Raspberry Pi Stack Exchange, Internet of Things Stack Exchange or Unix & Linux Stack Exchange.

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Setup picamera on Buildroot 2017.2

I'm looking to install the picamera component on Raspberry Pi 3, using Buildroot 2017.2 as OS. The output of python -c "import picamera" is the follow: Traceback (most recent call last): File "", line 1, in File…
user3811933
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How to start webcam and store in a flash drive on boot time in Raspberry Pi

Part 1 : I am running a Python script using cv2 to save the video from a webcam to a pendrive. import cv2,os dypa = ('/media/pi/PSYCH') #specify the absolute output path here fnam1 = 'output.avi' #specify the output file name here fnam2 =…
user8401765
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Virtual keyboard in Kiosk mode Raspberry Pi Raspbian

I´ve built an web application and I am running that on a Raspberry Pi with Raspbian in KIOSK Mode. (10" touchscreen as well) The idea is that it will be wall mounted with no keyboard or mouse attached to it. But the problem I have now is that I…
user7615641
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Raspberry Pi User Lockdown

I've been working with Pis for a few years now, but I've recently encountered something that I can't quite wrap my head around. I am working to set a few Pis as catalog machines for a local library, meaning that the patron user I created should only…
Master_Zeto
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Ble with record video

I'm working on rpi3. When I try to run the command: sudo ffmpeg -f video4linux2 -i /dev/video0 -video_size 640x480 -r 25 output.avi to record a video using ffmpeg. In this time,I try to connect with Bluetooth. The BT cannot connect. the exception I…
Vitaly
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How to create remote Maven project with Eclipse

I'm doing an app for a raspberry pi 3 B, I'd like to write the code using Eclipse Neon 3 in my computer, and set on hot deployment, so the project itself it's inside the raspberry. Right now I have connection to the raspberry from built-in Eclipse…
Mario Codes
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PIL rendering on raspberry pi different than custom OS

I am having an issue with PIL (python image library). Same code running on standard raspbian and the same on custom Yocto OS don't have the same output. The yocto one is deformed, especially the 0 character I am using python 2.7 and PIL 1.1.7. I…
David Bensoussan
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Enforce NTP Time Sync on boot - raspberrypi 3

I have a setup a raspberrypi to sync time from a NTP server as it does not have a HW clock on it, however this update does not happen immediately and takes a while (~15 mins). Is there a way I can enforce the NTP Client to sync datetime with the NTP…
Nachiketh
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Has anyone installed Mule ESB community version on Raspberry Pi 3?

I know Mule ESB Enterprise edition can be installed on Raspberry Pi because it ships with support for arm based processors. Unfortunately, Community edition does not have it. This makes it difficult to use Mule ESB on pi for longer time as I don't…
Manik Magar
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DHT11 + Arduino UNO + Raspberry pi3 + Windows Remote Arduino

I need to read with C# UWP App, a DHT11/DHT22 sensor to get temperature and the arduino is conected to an Arduino UNO. Can I use "digitalRead" at sensor PIN and converte the values using C# library 'sensors.dht'? Or I need to change the…
Edgard Michel
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Pygame & python 3

I've been playing around with pygame and my raspberry py for some time now. I just need to play a few sounds, load them, unload them ... etc. Here is my code: import time import pygame pygame.mixer.pre_init(44100, -16, 2,…
Thomas Pujolle
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Webrtc audio quality drops after few seconds

I just started learning webrtc and I have a problem. The audio quality (I don't care about video) drops after few seconds. At the beginning the quality is perfect but then it drops. I'm in a private network where the only running thing is a…
user1147721
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Raspberry Pi - Bash script causing overheating

I have a Bash script (see below) which controls a relay via the GPIO pins. It works fine but I've noticed the CPU of the Pi gets very hot - up to 83C or so when it runs, up from around 40C when the Pi's idle. I've looked at CPU usage and the…
David
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raspberry pi's linux agent unable to connect cumulocity platform

I am trying to connect my cumulocity-rpi-agent to cumulocity so that I can have two options either accept or cancel. But right now I am unable to to see accpet option for my device. 1) wget…
vaibhav
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" PHP Warning: pg_connect(): Unable to connect to PostgreSQL server: FATAL: password authentication failed for user ..." in Raspberry Pi (Stretch)

So sorry to bother everyone, I'm new to PostgreSQL, but my project requires me to build an automation system that connects to a server running PostgreSQL server. Long story short, let's just say I am required to perform a data insertion/manipulation…
Qrow Branwen
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