Questions tagged [pi-3b+]

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

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15 views

Bluetooth connection between Raspberry pi and BT speaker falls

I have Raspberry pi 3B+ and bluetooth speaker Beats Pill+. Using alsa I am transferring audio from rpi to speaker. It works well but after few minutes bluetooth connection falls down. Using dmesg logs ...
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0answers
18 views

ttyusb don't appear in raspberry

I work with a LTE modem. Normally when I plug it, ttyUSB0/ttyUSB1/ttyUSB2/ttyUSB3 appear. Suddenly it stops working and I don't know what happened. Why does it happen? Thank you in advance Update: ...
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0answers
27 views

Touchscreen calibration: touchscreen does not cover full display

I have purchased an industrial touchscreen monitor that supports Linux through PenMount drivers. The VGA video output (via HDMI adapter) works perfectly, and the USB touchscreen is perfectly ...
2
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1answer
59 views

Using an additional WiFi dongle to create WAP and switch

I followed the answer to this question: Access point as WiFi router/repeater with additional WiFi-dongle To have my 3 B+ act as a WiFi hotspot where wlan1 connects to the internet (WAN) and the pi ...
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0answers
12 views

Wifi connection problems

Nothing for the raspberry pi is working for me or my friends. I tried to hook up to my hot spot on my phone and entered the CORRECT password but it said "invalid argument." So I'm mad but still using ...
-1
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1answer
38 views

Unable to Connect to Raspberry Pi with SSH

My Raspberry Pi is active on my network and I confirmed that it's online with an IP scanner. But if I run PuTTY (I usually connect through SSH instead of HDMI) and try to connect, it says that the ...
1
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1answer
84 views

which python version supports rpi gpio libraries?

im working on raspberry pi 3 b +model i installed noobs on it ,but when i try to install rpi gpio libraries it shows their is no module named rpi gpio it is showing ,and when i want to see which ...
-3
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0answers
38 views

How much does the raspberry pi camera consume internet data for live streaming in web browser?

How much does the raspberry pi camera consume internet data for live streaming in the web browser? According to my python running code, the internet is consuming 15GB data per day to live stream the ...
1
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0answers
16 views

Is raspberry able to retrieve/store some n time prior a trigger with multiple cameras?

I came across a project idea which I think would demand a lot from a raspberry pi and arduino hardware capabilities. From my understanding, a master raspberry could be used to trigger n slaves through ...
1
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0answers
43 views

Powwering Raspberry pi 3 with Li-ion battery

I use MT3608 boost converter in order to convert Li-ion voltage to 5V for RPI, but when I connect battery, RPI doesn't boot up. When I check output of MT3608 it is 5V but it can't tolerate peak ...
1
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1answer
267 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 ...
0
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1answer
138 views

Jessie lite reboot hang on Rpi 3

I've got an rpi3 (Linux raspberrypi 4.9.35-v7+ #1014 SMP Fri Jun 30 14:47:43 BST 2017 armv7l GNU/Linux) that intermittently hangs on reboot. I'm a bit vague on how to track down the cause since the ...
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2answers
49 views

Making the VCNL4040 proximity sensor work on Python

I purchased the SparkX module with the VCNL4040 proximity sensor you can see here: to use this sensor via Python, but on the repo for the Adafruit library it seems like the library is not available ...
0
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1answer
74 views

GPIO pins mind bogling error

Raspberry pi 3 b+ I'm trying to make an Obstacle avoidance obstacles. It's a very simple project. I tried with one ultra sonic sensor, it worked. Gave me the distance which i could further ...
2
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2answers
2k views

Raspberry pi 3 b+ and 7" touchscreen over poe

I have an issue, i want to power my pi and 7" touchscreen over poe but the raspberry pi poe hat supplies only 2.5 amp. 7" touchscreen requires 2.5 amp and rpi 3 b+ also requires 2.5 amp so i am in ...
4
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1answer
833 views

How to setup the Raspberry Pi 3 onboard WiFi for Ubuntu Server 18.04 with netplan?

How to setup of Raspberry Pi 3 B+ onboard WiFi for Ubuntu Server 18.04? In particular, with netplan? This is a clean install of the Ubuntu Server 18.04 image for Raspberry Pi 3. File: ubuntu-18.04.2-...
2
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1answer
84 views

Firefox Arm64 available but RapsPi 3B+ still 32 bit

I want to be able to use my Raspberry Pi 3B+ as a desktop system. In order to do that, I need to be able to make use of apps such as Firefox-ARM64. Given all of the confusion regarding migrating ...
2
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0answers
21 views

Configure AlexaPi to use bluetooth speaker connected to my Raspberry Pi 3B+

I am trying to clone Alexa on my RaspberryPi 3B+. Following are the links which I am following. https://github.com/alexa-pi/AlexaPi https://github.com/alexa-pi/AlexaPi/wiki/Installation I have done ...
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0answers
14 views

The sound/speaker of my pi-top doesn't work

Can someone help me find out how to fix this. I have tried turning on 12S sound and rebooting. I have tried using the hdmi speaker that you put inside but that doesn't work either. Can someone help me ...
0
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1answer
24 views

Picam and USB serial comms issue

Are there any known issues with serial comms & the Picam module? When I have a serial channel open (over USB) & write to it whilst viewing the input from a Picam on screen, the view port will ...
0
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1answer
53 views

Xbee-API python

I'm trying to use my Raspberry Pi B+ as a gateway so others sensors, also with xbee, can send data and get a few kind of commands by it. The problem is that i can only read the data with the simplest ...
2
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0answers
24 views

Dropped wifi packets from Pi Zero W to Pi 3B+

We're trying to build a system where a master Pi 3B+ controls a dozen (or more) Pi Zero W clients - all running the latest raspbian (as of 18:00 EDT today) - in an isolated WiFi island (no ...
7
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2answers
10k views

Access point as WiFi router/repeater, optional with bridge

I need a wireless access point that is bridged with the wired ethernet port and that is connected to another wifi internet router with a client connection as uplink. All devices connected to the RasPi ...
0
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0answers
18 views

Waveshare GSM HAT and RPi camera

Does anyone know, if the waveshare gsm hat affects the camera unit on the raspberry pi? Because if I plug the hat on the RPi, then I can't use the camera.
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2answers
57 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 ...
0
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1answer
111 views

Ethernet & WiFi Pi3b+

I have a raspberry pi 3b+ which I want to connect to two seperate networks. I have an existing ethernet connection which works fine, and i am able to SSH/VNC to the pi over this network. I have ...
1
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1answer
97 views

Problem: Tor Router with a Wifi to Ethernet Bridge

I configured my Raspberry Pi 3 Model B to route all traffic from wlan0 to eth0. This works for me and I can connect my RPI to a Wifi-Network, connect my computer with the RPI through ethernet and I ...
0
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1answer
35 views

How to set up wifi with ubuntu 18.04.2?

I'm trying to use ubuntu OS on my raspberry pi 3 B+. I have formatted my microSD card to FAT32 and copied the ubuntu-18.04.2-preinstalled-server-arm64+raspi3.img. I am able to have the OS working. ...
0
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0answers
46 views

Teamviewer glitch with moving windows

I just installed TeamViewer on raspberry pi B 3+. I use the latest Version of TeamViewer on Windows(client) and on my pi(host). Now this happens when I move a window. And this stays till I click on ...
1
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0answers
63 views

raspberry pi3 + fingerprint

I'm looking for a way to connect fingerprint scanner with raspberry pi3 using python. I'd like to use only gpio or hat (not usb) interface. I'm searching for a while without figured out, so I've ...
0
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1answer
130 views

Installing Cyberduck CLI on Raspberry Pi 3b+ with Raspbian

I am attempting to install Cyberduck CLI on a Raspberry Pi 3b+ that has the default Raspian. I am aware that there is a UI available, however for the purposes of writing a script to automate mass ...
1
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2answers
739 views

Switch between wifi client and access point without reboot

I want my Raspberry Pi to be used as access point or as client connected to my internet router but not both together. So I want to switch between these two modes with one simple command without ...
1
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2answers
34 views

Raspberry Pi and Arduino Due Spi

Is there any way to establish SPI communnication between Raspberry Pi 3B + and Arduino Due. Both only support master mode. I tried to google but mostly answers from 2013 come up. Has there any recent ...
-1
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0answers
50 views

Still getting problem : “Network Error : Connection refused” problem

I am facing this problem even after trying many recommendations from this site. I am using windows 10, raspbian stretch lite(2019)/raspbian stretch(Nov2018) and I don't have a monitor. Earlier I could ...
1
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0answers
10 views

Linux headers missing from a custom kernel built through cross-compilation

Helo, I have followed the instructions given at https://www.raspberrypi.org/documentation/linux/kernel/building.md to build a custom kernel. (I have cross-compiled it on an x86 box.) The custom ...
2
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1answer
71 views

Opencv VideoCapture much faster than PiCamera

I am trying to process frames from my V2 RPI Camera at high framerates and am stuck with the picamera module. The VideoCapture class from OpenCV seems to be much faster than using PiCamera....
2
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2answers
79 views

How do I find the IP address of my Raspberry Pi 3B+

I don't have a HDMI screen, nor do I have access to the router. From what Ive been told, it has Kali installed. I am connecting the Raspb directly to the computer with a Ethernet cable. I have tried ...
2
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0answers
41 views

Image rollback using Raspberry Pi Bootloader

I'm using Yocto framework based RPi build and have created My SD card partition as follows, ======================== SD card with 3 parts ======================== | 68MB(bootloader) | 4GB(...
0
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1answer
44 views

Using cgroup module in iptables cause “no chain by that name” error message

Trying to use cgroup module in iptables rule cause "No chain/target/match by that name" message. I'm using: Linux raspberrypi 4.19.42-v7+ #1219 SMP Tue May 14 21:20:58 BST 2019 armv7l GNU/Linux ...
0
votes
1answer
205 views

Can I modify an RPi2 image to boot on an RPi3 B+?

I have a Raspberry Pi 3 B+, and none of the operating systems that usually work on the RPi 3 will boot. I've done a small bit of research, and I think this has something to do with an outdated ...
1
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1answer
91 views

How to cut the power on power pin 1 programmatically?

Is there a way to cut the power on power pin 1 on Raspberry Pi 3B+, using a command or force this on reboot?
0
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0answers
29 views

RPI 3B+, Wifi super slow (10x slower than onboard) when using USB Wifi despite huge antenna

TL;DR, usb-wifi works, but it's extremely (!) slow compared to onboard wifi, even though the dongle has a big antenna and a a better signal quality. I looked far and wide and did all I could find, but ...
1
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1answer
25 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
72 views

Is there a way I can boot up an already shut down Raspberry Pi without physically accessing it?

I have a Raspberry Pi 3 B+ which is currently shut down, and not appearing on my network. The Raspberry Pi is running MotionEyeOS. And is powered using power over ethernet. I've tried starting it by ...
1
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3answers
101 views

How to choose a suitable display for pi 3 B+?

I'm currently looking for a display 5 inches or less for my PI, but there are a lot of information and since I'm quite new to the world of raspberry I'm looking for some help and guidance on where ...
2
votes
1answer
60 views

Simple python RFID (RC522) authentication system not working

I am a realative RPi noob so forgive me if this is a simple problem. I am making a keycard system with the RC522 reader, and I have everything wired up correctly. It works with writing and reading ...
1
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3answers
72 views

pigpio.error: 'no permission to update GPIO' (again)

I am a beginner in Python and in the Raspberry field. I want to write a code to drive 3 leds with a PWM signal. The three leds must not emit at the same time and I want them to emit pulses trains. In ...
0
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1answer
23 views

What does “ ad9833.c:36:2: warning: implicit declaration of function ‘bcm2835_gpio_fseL’ [-Wimplicit-function-declaration] ” mean?

I'm trying to generate signals using an AD9833 and a raspberry pi 3 model B+ but each time I build my programme I have this error message: ad9833.c:36:2: warning: implicit declaration of function ‘...
0
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0answers
10 views

Adding Subtitle font in OSMC

Hi I have OSMC installed on berryboot. And I want to Add my own Subtitle fonts (.ttf). I tried to locate Font file from OSMC File Manager. But I only found a file named "addons" this was the path: ...
0
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0answers
24 views

RaspberryPi 3 B+: Error in running two webcams simultaneously

I purchased two webcams (Logitech C310 HD Webcam) to use with RaspberryPi (RPi 3 B+ model). When I run individual cameras, they are running fine but when I tried to run both cameras at the same time ...