Questions tagged [pi-3b+]

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

243 questions with no upvoted or accepted answers
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21 views

Raspberry pi 3b + not booting up after connecting with Raspberry pi Camera

I am using Raspberry Pi 3 b+ for 3 months. I connected the pi using laptop Ethernet SSH connection. Yesterday i connected raspberry pi camera to the raspberry pi and enabled the interface setting ...
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12 views

Has anyone used spidev library with python 3?

I am currently trying to interface a RPI 3B+ with a flash memory chip using SPI communication. do anyone have a good resource for using SPI communication with memory? What language should I use. I ...
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17 views

RPi_Cam_Web_Interface doesn't works and shows wrong HTML site, how to fix?

I wanted to stream from my RPi to a website that I can access over the IP address. The best solution seems to be RPi_Cam_Web_Interface. I followed the instructions on the elinux.org that seems to be ...
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7 views

VLC with the 10.1 inch Seeed display will cut off videos in both windows and fullscreen mode

I'm currently running VLC on the latest version of raspbian, on a Raspberry Pi 3 model B+. I have a Seeed 10.1 inch IPS display connected to it via HDMI. To get the Seeed working correctly, I ...
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14 views

Sudden influx of “frame reassembly failed” messages after Raspbian update

Problem Looking in /var/log/syslog, I see a lot of messages like this: Bluetooth: hci0: Frame reassembly failed (-84) Here's a recent segment from the logs: Jul 9 02:23:34 apple-pi kernel: [ 3268....
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36 views

Error installing lirc on raspberry pi 3

I would like to install lirc on my raspberry pi 3B+. Unfortunately there is an error message when installing with apt-get. I just reinstalled raspbian using Noobs to avoid any problems due to changed ...
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35 views

Integrated Bluetooth on my RPi 3 is not working!

So, basically I am connecting a Bluetooth earpiece to my RPi 3.B The problem started when I typed the following in the terminal sudo bluetoothctl the following output came ""Waiting to connect to ...
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12 views

How to get my font to work

I just downloaded a font and it's a .ttf file but it isn't working, I was hoping someone could help me figure out what's wrong. Thank you!
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23 views

Using the MCP7940N RTC with the Pi 3B+

I have a breakout board with the MCP7940N RTC on the Pi 3B+. How do I get this to work. I've been following this guide but don't seem to be getting anywhere. In my /boot/config.txt I have added ...
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18 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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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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18 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 ...
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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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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 ...
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1answer
40 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. ...
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30 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 ...
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11 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: ...
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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 ...
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1answer
27 views

Pi 3 B+ sudden audio failure

A few months ago I bought a RasPi 3 B+ to act as an overglorified doorbell using reed switches to tell the Pi to play a custom MP3 with the "Playsound" Module into the Company's PA system. It worked ...
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70 views

Raspberry Pi 3 B+: Many video devices are showing

I attached two webcams to RaspberryPi 3B+ using USB power hub. But when I wrote ls -la /dev/video* in Terminal, output shows many video devices as shown below: crw-rw----+ 1 root video 81, 0 Jun 7 ...
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26 views

Connected to the internet but unable to ping

I have a Raspberry Pi 3b+ with a Huawei E3372 LTE USB Stick. I use a mobile simcard in this USB stick to provide it with a internet connection. The problem now is that I can't even ping the IP ...
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1answer
50 views

Pi 3 B+, 7" official touch screen and a Sense Hat query

New here, but wanted to ask about the above. My Pi 3 B+ is connected to an official &" Touchscreen display, which uses a double adaptor to provide power to the Pi and scren. This work fine. ...
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11 views

Join raspbian in a samba domain

I'm trying for an rpi in a samba domain. I researched a lot but nothing works ... I would ask for a tutorial from you guys or even the link to some that worked. I'll use the same raspbian. I'm ...
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33 views

Can't send UDP packets

I am trying to send a 4-digit number, that is a result of two HC-SR04 sensors'measured distance, through UDP and according to almost every command and wireshark on my computer, the Raspberry isn't ...
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9 views

Confused about btpan python script

This has been done in Raspberry pi 3b in Raspbian Stretch. The goal was to setup a PAN between two raspberry pi. I have followed this tutorial for the command bt-pan server pan0. However I had a few ...
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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 ...
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29 views

how to connect my raspberry pi to pc which has no hdmi port but a 5 usb port

I am not to find out how to connect rasberry pi to my pc which has no HDMI port Any suggestions please . Thanks
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1answer
29 views

ReSpeaker 2mic drivers can't be installed on Pi 3b

I’m trying to set up a ReSpeaker 2mic Pi HAT. Emphasis on trying. According to the instructions, i’m supposed to do this: sudo apt-get update sudo apt-get upgrade git clone https://github.com/...
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1answer
45 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 ...
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24 views

dgps commands return such as: “bash: cgps: command not found”, apparently because they are not on $PATH

Installed dgps on RPi 3 B, connected Sparkfun f9T RTK GPS board, and received NMEA stream via SSH serial port. So the setup works. However all the dgps commands return command not found. Looking at ...
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20 views

Raspberry Pi 3B+ RS Components

Went crazy trying to get my 3B+ setup with the latest version of Raspbian from the website. No matter what I did I could not get the system to boot, and have only a solid red light and a flashing ...
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28 views

How to solve Raspberrypi 3 b+ stretch os Bluetooth host down error

how to solve his error : in connect _bluetooth.error: (112, 'Host is down') bluetooth.btcommon.BluetoothError: (112, 'Host is down')
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29 views

Get input from bluetooth with Node js

I want to use a raspberry pi 3B+ with node js to create a simple number counter that will be incremented by pressing a bluetooth button. I need a suggestion on the button to buy, and if it is possible ...
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1answer
54 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 ...
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2answers
35 views

Raspberry pi 3 model B does not boot from USB

I've got a Raspberry pi 3 model B+, but unfortunately the SD card slot has broken, so I googled about booting RPI3 from USB and I realized it's possible but all tutorial that I've read mentioned that ...
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24 views

Raspberry pi 3 keep asking for password

Why my pi keeps asking for password in the GUI.? when i type the wrong password it will tell me its incorrect, but when i type the correct password it asks for password again!! So i switched out of ...
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1answer
94 views

use raspberry 3+ and PN532 Itead with i2c

nfc-scan-device uses libnfc 1.7.1 1 NFC device found: error libnfc.bus.i2c error : worte only -1bytes (10 expected) error libnfc.driver.pn532_i2c Unable to transmit data(TX) pn53x check_communication:...
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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 ...
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23 views

The application stalls when the service is loaded at startup

I have RPI3B + with Raspian Stretch on which I run the QT application. When I create my service to launch the application after starting the rpi i have problems.. The application starts and then the ...
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32 views

Strange Issues with Raspberry Pi Model 3 B+

I'm experiencing very strange issues with my recently acquired pi. It will only boot some of the time. I installed NOOBS, and through that Libreelec, which worked fine. Tried to install berry boot, ...
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1answer
87 views

How can I play a .mkv video with subtitles on the raspberry pi 3b?

How can I play a .mkv video with subtitles on the raspberry pi 3b? using osmc or anything else. Also Can I add or use external fonts? I am new to this section so excuse me.
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28 views

raspberry pi hangs after not using for 1-2 days

raspberry pi hangs after not using for 1-2 days, then we have to forcibly reboot or restart the device. I have connected hardware of magnetic door lock, relay, RFID and Dual smps to the raspberry pi. ...
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63 views

Raspberry pi port forwarding issue

I have a raspberrypi which is raspbian installed.I am connecting rpi with ssh via my home wifi.Then Installed 3proxy,usb modeswitch and wvdial.And my 4g wifi dongle is connected and up.This my config: ...
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1answer
228 views

RPI 3 B+ configured as wireless extender (AP + client) troubleshooting

Im trying to configure my RPi 3 B+ as a wireless extender using the internal wifi chip aacting as the client and AP. Ive been following this guide as it seems most suitable for os/model/application ...
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86 views

proxy is working locally,But not with remote host

I have install 3proxy in rapberrypi.Raspberrypi is connected with 4g dongle.My proxy is working fine in locally,but I can not connect it to remote host(Vps).It shows "Error: I could not see your ...
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50 views

HDMI port is not working

I have been using an RPI3B+ for around 2 months . I used it remotely most of the time. Recently, when I was trying connect it with a monitor via HDMI to VGA converter , it didn't work at all. I ...
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25 views

Raspberry Shut down After trying to connect fan

I just bought a new Raspberry Pi 3B+ UK and was working with it for about 2 hours, and then when I was not at home, my son noticed that the CPU is hot and tried to cool it down with a normal 5V PC fan ...
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28 views

I am not able to login in Raspberry pi 3 b+( stretch Os) although my password is correct and I am facing this problem after installing protbuf

After installing protobuf and rebooting the Pi, I am not able to login into Pi. The login popup appears, but after entering my password I do not login into the Pi. Also, my password is not showing ...
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1answer
231 views

PIServer client autologin

I've got a Raspberry PI 3B+ configured to diskless boot with the PIServer PXE system. I have created a user 'map7' and would like it to autologin my thin clients into the GUI as that user. I've ...
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20 views

Install USB Wifi to run in parallel on RPi 3+

This is a very similar question to one already asked, but it is different in that I want the USB dongle to provide internet access to the RPi while the RPi AP still operates. I am trying to set up a ...