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Questions tagged [pi-3b+]

Use for questions specific to the Raspberry Pi 3 Model B+

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2answers
158 views

Imaging Raspberry PI via PXE

Apologies if this has been answered, tried searching but didn't find exactly what I was looking for. I have 5-10 Raspberry PI's coming in at a time that I need to load Rasbian (jessie) on. Currently I ...
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3answers
152 views

can i power 2 raspberry pi 3 B+ using a USB hub?

i like to power 2 Rsp3b+ via a Power USB hub, i have a usb power hub that is 12v @ 2A and im worrying it will blow or burn the ic's of the pi's due to over voltage, would this be true? I like to add ...
1
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1answer
83 views

RPI Fan Startup and Temp Control

Info: I am running a rpi 3b+, with Recommended Raspbian installed, and also with a Noctura NF-A4x10 5V, mounted on the lid, with vent holes, of the official rpi case. I will eventually turn this ...
1
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2answers
80 views

How to program active cooling connected to GPIO

I have Raspberry Pi 3b+ with the case, which has a small 5v fan, which is connected to GPIO. Look to picture below: Fan works all the time. But I don't want it. I want it to work only in case, when ...
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1answer
91 views

Handle data while filming with rPI [closed]

We will buy the BMPCC4k (This means 500GB/hour on a ssd), as we are a low/no-budget production, we can't have someone handling data. I had the idea to use a rPI3+ to use for this. But I'm not sure if ...
1
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2answers
100 views

how to install several different Operating Systems on pi 3 b+ sd card and how to access them

I wish to install several different Op Systems on one micro sd card for a pi 3b+. I use octopi for running a 3d printer and interested in dietpi and more to experiment with. Will be looking into an ...
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2answers
4k views

Installing PyQt5 on raspberry: unable to imoprt PyQt5.sip

Trying to install PyQt5 on Raspberry Pi 3B, I followed instructions to first download, extract and install SIP and then download, extract and install PyQt5. Python 2.7 and 3.7 are both installed on ...
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2answers
208 views

Rpi3 log file opened and closed with python but corrupted on power loss - albeit file was closed

I have to ensure that every minute I open, write, and close a log file. It must be closed as we trigger power loss randomly on the Rpi3. I known it is bad and I also know that you want to use ...
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1answer
8k views

How to control screensaver in Raspbian Stretch?

Brand-new Rpi3B+ with a brand-new download of Stretch. Made sure everything is up to date: sudo apt-get update && sudo apt-get upgrade -y sudo apt-get autoremove -y sudo apt-get dist-upgrade ...
1
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2answers
146 views

Run script on boot.

I want to know my Public IP address of PI using script and script should be start running automatically when my raspberry pi boot and Store output in some file, so that i can use later on. Actually, ...
1
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1answer
81 views

Need help for iptables/filter

Setup: RPi connected to router using ethernet on subnet 192.168.0.0/24 which is also an access point access on subnet 192.168.43.0/24 So basically devices will connect to my Rpi for VPN traffic I ...
1
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1answer
32 views

Run a code without being on the physical machine

I have some devices (i.e. leds) that I need to control on a Raspberry Pi, but I was thinking if there is a way in which I can put the code in a server, and then when the raspberry Pi receives a ...
1
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1answer
89 views

Raspberry Pi ethernet network bridge with seperate wireless connectivity

As explained here, I built an Ethernet bridge using a Raspberry Pi 3b+. As an extension, I am now trying to connect it to the internet via the Wifi interface. For that I configured the wireless ...
1
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1answer
21 views

How can I control a RaspiCam with the display CSI?

I was working with a RaspiCam on my 3B+ when something in the hardware broke. The Pi does not recognize my cam anymore. But when I connected it to the display CSI the LED on the cam started glowing. ...
1
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2answers
135 views

Create Wifi network without Internet Connection and perform WIFI Switch

I would like to create a wifi network which does not have access to the Internet - that should not be a problem as there are plenty of posts already on Stack Exchange covering this topic. However, ...
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2answers
128 views

Raspberry Pi “Temporary failure in name resolution”

After many hours of googling and testing for a solution, I am stuck. I would really appreciate some advice. Situation - I have (5) Raspberry Pis 3B+ (RP) at various customer locations and I want to ...
1
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2answers
88 views

Raspberry Pi4 extension to PCIe

Is it possible to extend the Raspberry Pi 4 to provide a PCIe connection? I have a PC which has as only purpose to play music using this Soundcard (no Linux drivers that work well) "PCI Express X-Fi ...
1
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1answer
85 views

init.d script does not run start on boot but starts manually (Raspbian)

Whenever the system starts, the zfs-import init script does not run: root@kapnet:# /etc/init.d/zfs-import status ● zfs-import.service - LSB: Import ZFS pools Loaded: loaded (/etc/init.d/zfs-import;...
1
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1answer
82 views

Connecting 50 Microphones on a raspberry pi

I want to create a microphone array like in the image below... How can I do it for a raspberry device ? I want the input to be stored for a few seconds on the sd card, and not to have a live stream, ...
1
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1answer
224 views

Pi HAT Waveform Generator for Raspberry Pi 3B+

I am looking for a Pi HAT capable of generating 300 kHz sine waves at about 8 samples per waveform with my Raspberry Pi 3B+. Sampling rate required is around 2.5 MSps. Output voltage ideally needs to ...
1
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1answer
76 views

Unable to exceed 100Mbps over 3B+ Ethernet link

I have an rpi 3B+ running Raspbian connected to a gigabit switch, and a Debian machine on the same switch. Both systems negotiated a gigabit link to the switch: $ sudo mii-tool eth0 eth0: negotiated ...
1
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1answer
76 views

Serial comms & USB camera in parallel/threaded?

My project is currently using OpenCV to controll a pair of motors via hardware PWM (am using the pigpio library for GPIO control). The video input is from a USB webcam. I would like to add some ...
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2answers
466 views

Can't login into VNC viewer

I recently setup VNC Viewer both on my Pi (3b+) and my laptop (Ubuntu 16.04 LTS). Using Stretch Lite. Installed lightdm. Using RealVNC. Followed the guide on raspberrypi.org After I connect to the Pi ...
1
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1answer
403 views

H.265 playback. CPU usage: 385%

Brand new Raspberry Pi model B+ with heavy cooling system. Trying to play a 1920x1080p h.265 video. VLC/ffplay shows 1 frame/minute, impossible to watch. CPU usage is reported 385.5% by top. Is it ...
1
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1answer
298 views

Running a Python Script with Tensorflow via systemd doesn't work, but running the same script via the terminal works

I have successfully coded a Python 3 Script that detects objects in a frame given my the camera. Based on those objects detected, I run commands and logic. I have tested this and I can run it via the ...
1
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1answer
224 views

Cannot find the drive with NOOBS files when trying to boot Pi 3 B+

Tried using this guide to install NOOBS on a micro SD card. After formatting the card with GParted to fat32 format, I simply unzipped the files from this page (NOOBS_v3_0_0.zip) and dragged all the ...
1
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1answer
37 views

Why does screen go blank while wifi data is being transmitted?

I got a Raspberry Pi 3 B+ with 2.5A power supply that came with it. I've connected a VGA monitor (via an HDMI-VGA adapter) and keyboard to it, and connected it to the WiFi. From the beginning, the ...
1
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1answer
70 views

My raspberry pi doesn't work after I execute “gpio -g write 1 0”

Sorry for my poor English. I just bought the raspberry PI 3B+ a few days, don't know what the gpio -g write 1 0 mean.After try this, my pi doesn't work now. the green led is also not lit. I have an ...
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4answers
6k views

Is there a code for the power LED blinking (I've noticed a pattern) or is it simply “blinking” and that's it?

I recently got my first Raspberry Pi (model 3 B+) plus a starter kit from Adafruit, and I have encountered my first challenge: boot the darn thing. The starter kit came with a micro SD with NOOBs ...
1
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1answer
76 views

Only connect to authorised WI-FI networks

I would like to know a way to set up my Raspberry Pi in order to only connect to specific SSID. My purpose is to not connect to password free wi-fi networks when my Wi-Fi is going down. I am using ...
1
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1answer
1k views

Instal Deluge on RPI3 Raspbian

I have been trying to install deluge on my rpi. The internet connection is good but when I try sudo apt install deluge it does not find the package. Any ideas? I feel like the repo isn't available. I ...
1
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1answer
533 views

Raspberry Pi Camera(8 MP) shows blur images in Android Things installed on Raspberry Pi

Raspberry Pi Camera(8 MP) shows blur images in Android Things installed on Raspberry Pi. I use the code from Google Sample -- Doorbell application and capture the image but Image is too blur (Camera ...
1
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1answer
3k views

Raspberry Pi 3 Model B vs Raspberry Pi 3 Model B+ Dimensions

Thinking of purchasing a Raspberry Pi 3 Model to fit a custom case. Need to know if the Raspberry Pi 3 Model B and Raspberry Pi 3 Model B+ have the same dimensions. Thanks, Steve
1
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1answer
3k views

pi-3b+ ubuntu-core boot problem [duplicate]

i've a pi-3b+ it boots raspbian but does not boot ubuntu-core. When i write ubuntu-core image for pi-3 stable from here the red led lights only. When i write ubuntu-core image for pi-3 edge from here ...
1
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1answer
32 views

RPI not booting, only red LED, not the SD card

My RPI 3B+ won't boot up anymore. Only the red LED lights up, the green one remains off. I use the official power supply, and my SD card is not corrupted. My SD card realy isn't the problem: I tried ...
1
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2answers
17 views

Cannot connect to Xserver during CLI boot

so i want to autorun my python script after boot in a CLI boot however it seems that its giving me an error "Cannot connect to Xserver". My python script uses a camera i used crontab to autorun my ...
1
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1answer
57 views

Begineers - I need dual Wifi on Raspberry 3b

I describe the situation which i need help. I have installed raspbian with RASPAP. I need from my raspberry to deliver 2 wifi ssid: Work, not DHCP, transmit the ethernet on wifi for workers.192.168....
1
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1answer
36 views

ssh, shutdown problem, pi 3B+

I could not find answer to my question reading the forum, Im having unusual problem with my new pi 3b+. I'm able to connect my Pi with ethernet cable, and I can ssh to it. So no problem with ...
1
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2answers
37 views

Determining how specific services were started?

I have a Raspberry Pi which is running well, and am looking at creating a status app for it. I have some services that are run on startup, and I want my app to check that they are running, and if not ...
1
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3answers
272 views

Unstable Ethernet connection on RPi 4

I run a headless Raspberry Pi 4 (4 GB) which is powered by the official USB-C power supply. I operate the Pi 4 (Raspbian Buster Lite) via the ssh protocol (putty) from a Windows machine. I realized ...
1
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1answer
87 views

Controlling 5 LIDARs using Raspberry Pi

I came across this instructable which illustrates how to connect the TFMini LiDAR to the Raspberry Pi. In the list of materials, he said that I will be needing a Resistor (between 100-1k Ohm) (...
1
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1answer
62 views

RPI 3B+ 'activity' LED always flashes approximately every 1.5 secs With Buster booted external USB SSD?

Booting my pi 3B+ from Buster on a USB SSD 240G Kingston A400, I now get quick pulsing yellow (green?) activity LED flash bursts, every 1.5 to 2 seconds, during normal operation, even when only the ...
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2answers
119 views

Configure Rpi as router - error when starting network and DHCP interfaces

I looked at several solutions for this question, but none of them worked. Additionally, I tried some of the tutorials provided (with the necessary changes), but none of them worked My aim is to use a ...
1
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2answers
81 views

How to clone a ssd which I am using to boot

I have an SSD that is connected via USB to SATA cable to the Pi. I have a lot of files and settings saved on this SSD, I wanted to make a backup of this on another SSD, such that if something happens ...
1
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1answer
65 views

How to install 64bit version of mongodb on Raspbian?

I was able to install the mongodb-server. However, if I run the mongo-shell with the command "mongo", I get some warnings. One of them concerns me: NOTE: This is a 32 bit MongoDB binary. 32 bit ...
1
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1answer
214 views

Raspbian on Raspberry Pi 3 b+ doesn't boot [duplicate]

All was working fine till I left my Pi 3 b+ board turned on for around 4-5 days along side windows on my monitor. Now, when I connect power to it, only red power led glows constant red. Yellow led ...
1
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1answer
37 views

Cannot get installed system to output component video, but NOOBS can

Background: Pi 3 B+ connected to an old tube TV with front composite video connection. I've installed NOOBS on a 32GB microSD card, and am able to successfully boot it, using the keyboard 4 key (NTSC)...
1
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1answer
65 views

Pi 7" touchscreen + Chromium in kiosk mode shifted down + right by 10px

I am using a Pi 3 B+ with the Pi Foundation 7" touchscreen for a personal home automation system. The UI is a webpage displayed in a Chromium browser in kiosk mode. Here are my specifics: /etc/X11/...
1
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1answer
53 views

Send camera video via 3.5mm TV output to video transmitter (5.8GHz)

I have got a Raspberry pi 3 b+, a simple camera connected to it, and a pair of video transmitter and receiver. What I want to do is to send the video signal (the video recorded by the camera) to the 3....
1
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2answers
52 views

Only a solid red light and no ethernet lights after broken script

Model: Pi 3 B+ I wrote a script using GPIO pins and I'm fairly certain there was no way for it to cause a short circuit. I ran the script, and was unable to stop it using ctrl+c, so I pulled the plug ...