Questions tagged [pi-3b+]
Use for questions specific to the Raspberry Pi 3 Model B+
302
questions with no upvoted or accepted answers
1
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0answers
121 views
Raspberry Pi 3 B+ not reading time from the GPS
I have a Raspberry Pi 3 B+ with Adafruit Ultimate GPS HAT (https://www.adafruit.com/product/2324) with external antenna. I configured the device to act as NTP server but the NTP server won't work (No ...
1
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0answers
228 views
Second i2c bus on RPi 3?
Were you ever successful big-banging a second i2c bus on the RPi 3? I've seen different sites showing a 'dtoverlay', but it doesn't seem to work for me. I see a result of a "i2cdetect -y 3" but very ...
1
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0answers
70 views
Display drivers for RaspberryPi3B+
I am trying to get a 3.5 inch RPi Display working on my raspberry pi.
I have written my sd card with raspbian and the pi works well (red LCD glows all the time , and greed LCD flickers (fades on and ...
1
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0answers
441 views
Install Windows 10 IoT on 3B+?
I bought a 3B+ a few months back and have been experimenting with it with Raspbian, but I recently discovered it is possible to run Windows 10 IoT on it and since I am mainly a C# developer, I want ...
1
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0answers
518 views
Autostarting Chromium (Edit: How to connect to the local Session on Pi?)
I just want to auto start Chromium on boot and I followed Method 1 over at
this site.
The same Method is used in the Top Answer here.
All in all it is about adding the command for starting the ...
1
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0answers
18 views
How do I stop my HDMI going off
for some reason, after a while the screen connected to my RPI 3B+ goes off, and stays off, until I unplug it and plug it back in again. I only run in console mode, and running alt+F[1-4] does nothing,...
1
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0answers
367 views
Disable mouse acceleration on Raspbian Stretch
I can't figure out how to change the mouse acceleration setting such that the change is persistent. Changing the value in the Preferences > Keyboard and mouse settings keeps resetting every time I ...
1
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0answers
25 views
My raspberry pi 3+ suddenly stopped displaying
I've been using this raspberry pi for months to run LibreELEC to run Kodi. One day it didn't let out a HDMI signal. I no longer am able to a HDMI signal at all, my SD card is fine, I even reinstalled ...
1
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0answers
127 views
BLE Connect fails with page timeout
I've got a custom BLE 4.1 device and I'm trying to connect it to Raspberry PI 3 B+ using hcitool, gatttool, bluetoothctl, ..., without success.
The device is an NRF BLE chip with the Nordic UART ...
1
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0answers
72 views
raspberrypi3 bluetooth socket problem
I have write program for raspberrypi3 bluetooth communication with hc05 ,but most of the time I am getting error
bluetooth.btcommon.BluetoothError: (110, 'Connection timed out')
how can I solve ...
1
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0answers
231 views
Regarding ttyS0 and ttyAMA0 of Raspberrypi b+
Is it possible to communicate at the same time with raspberry UART(ttyS0) port Rx and Tx and ttyAMA0 (inbuilt Bluetooth) Communication?
In my current project, I am doing the serial communication of ...
1
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2answers
238 views
AM2302 no signal using Raspberry Pi 3
I am trying to setup a AM2302 (DHT22) to use with Raspberry Pi, and unable to get a signal. What I need help is to be able to conclude whether the problem is due to (1) sensor fault (2) wiring fault (...
1
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1answer
799 views
Difference between iface wlan0 inet manual and iface wlan0 inet dhcp in wifi to ethernet router?
I have developed a wifi to ethernet router. Wifi is connected to my home router having internet and ethernet is connected to my laptop( just for testing).My laptop is not getting internet, but it gets ...
1
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0answers
63 views
Remote internet options
I am looking to set up a RaspberryPi 3 for a trail cam and I have seen multiple option for internet access that are a little dated. Wondering if there is anything more "up to date" that I am not aware ...
1
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0answers
28 views
UART 0 PCLK not registered (pi 3)
I'm using a rpi 3 and so to use the UART 0 I had to disconnect the bluetooth from it:
enable_uart=1
dtoverlay=pi3-miniuart-bt
dtoverlay=midi-uart0
in /boot/config.txt
It works great but now at ...
1
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0answers
98 views
SONY TV as Display / Monitor
Background:
I have successfully used pi-3b+ to display on LG LED TV, New model Sony 4K LED TV.
Requesting your support:
The year 2011 SONY 40NX710 model is showing blank (No desktop / text-console).
...
1
vote
1answer
178 views
Cant install php
I'm kind of new to the linux os and I'm having trouble installing php. i needed a few tools for jasper which alwys show up in the error message.
sudo apt-get install php -y
Reading package ...
1
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0answers
25 views
raspberry pi display reverse color issue
my problem with the Raspberry Pi Official 7" Display:
In this page I found this:
My display fades out to weird patterns when I shutdown/reboot my Pi.
Don't panic! This is perfectly normal.
...
1
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0answers
174 views
Raspberry Pi 3B+ Bluetooth undiscoverable on iPhone
I installed latest version of Raspbian Stretch with desktop (which comes with pre installed bluetooth). I turned the bluetooth on, and made it discoverable. At the same time I searched for available ...
1
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3answers
104 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 ...
1
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0answers
370 views
Chromefy (Chrome OS) on RPi3B+?
Has anyone tried using Chromefy (a way to get official Chrome OS on any device) or similar Chromium OS releases on the RPi3B+? If so, which one works best?
1
vote
1answer
1k views
(Error trying to run qjackctl) libEGL warning: DRI2: failed to authenticate qt5ct: using qt5ct plugin
Running Raspbian installed with NOOBS. qjackctl is installed with all its dependencies using Synaptic. Just trying to run Guitarix on my Pi3 B+. I tried following the instructions in this solution, ...
1
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0answers
282 views
Low video quality with h264_omx encoder
I have a Logitech C922 webcam and I'm recording using ffmpeg with this settings:
ffmpeg -thread_queue_size 1024 -f alsa -r 16000 -i hw:1,0 -f video4linux2 -thread_queue_size 512 -s 1920x1080 -i /dev/...
1
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1answer
826 views
Rpi3b+ to Rpi3b+ jtag/SWD connection and OpenOCD
I'd like to hook together two Raspberry pi 3b+ to use jtag/SWD with OpenOCD. I learned it can be done, but implementing it has proven challenging. I have two questions:
How to connect the Rpi's. If I'...
1
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0answers
401 views
Problem autostarting pigpiod
On my Pi3B+ I had pigpiod configured to run on boot and I can successfully run compiled c programs; specifically DHTXXD.c which contains:-
/*
DHTXXD.c
2016-02-16
Public Domain
*/
#include <stdio....
1
vote
0answers
408 views
Android RPi bluetooth disconnects after pairing
I'm trying to set up some simple communication between my RPi 3B+ and my phone One Plus 3, but when I try to pair the RPi, it gets disconnected a few seconds after pairing, and disappears from "Paired ...
1
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0answers
238 views
Using Bluetooth to transfer data between two Pi's
I am using two Pi 3B+'s, one is a calculator without a screen, the other one is the human interface with a screen.
I would like to command the calculator with the other Pi via Bluetooth.
I am using ...
1
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1answer
407 views
pymodbus on Raspberry Pi 3B and Energy Meter
Followed this thread on enabling the serial console on the Raspberry Pi 3B.
Checked the functionality using this code:
dmesg | grep tty
Which produced these results:
...
console [tty1] enabled
......
1
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0answers
246 views
Ethernet Indicator led on pi 3B+ not glowing
I am a newbie to Raspberry Pi and recently bought Raspberry pi 3 B+.
I first downloaded and burn the minibian on sd card as some course suggested minibian.
But whenever I connect pi with power, only ...
1
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0answers
107 views
PI NOIR Camera Not Working
I recently bought a Raspberry Pi 3B+ and a Pi Noir Camera and attempted to set them up. I followed the install instructions on the Pi website for the board and camera, and unfortunately received an ...
1
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2answers
453 views
Lan and Wifi interfaces behave strangely when trying to set a static IP
I'm using an RPI3B+ to learn about dhcp servers. I've hit a snag I can't figure out. Please bear with me. I want to explain what's happening in detail so you can understand it better.
I booted my pi ...
1
vote
0answers
711 views
Slow Chromium on Raspberry Pi 3B+ after update from Jessie to Stretch
I've been looking into my problem for days now and I didn't find a solution to it. If there is already a question about this issue, I have not found it, my apologies. Please direct me to it if there ...
1
vote
1answer
362 views
Raspberry Pi MIDI Looper
I would like to write a script that allows MIDI data to be recorded, then sent back out in a loop similar to how a drum machine works. Think drum machine without the audio data. Only MIDI data. I'm ...
1
vote
0answers
91 views
Jackd problem on RPi3 B+ Stretch
I'm running Stretch on an RPi 3 B+. I have a C-Media USB sound card showing up as:
card 1: Device [USB Audio Device], device 0: USB Audio [USB Audio]
and ALSA recognises it as the default card
...
1
vote
0answers
65 views
Safe GPIO configuration for powered-down RPi?
I have a RPi3 driving a robot and I've built a dual H-bridge circuit to run it. I have seperate fuses for the RPi and the driving circuit and I'm glad I do!
Trouble is, when the RPi is off, the H-...
1
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0answers
95 views
Recent raspivid segmented filenaming does nog work properly
I updated to pi3B+ and got the most recent raspivid.
In my old software I use
raspivid -sg 6000 -wr 40 -sn 4 -o REC_%04d.h264"
to produce a file named REC_0004.h264.
The new version produces a ...
1
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0answers
84 views
Connect to failover WiFi if other router is unavailable
I have two WiFi networks configured in /etc/wpa_supplicant/wpa_supplicant.conf as below, and I'm able to manually switch from one to the other via GUI with no problems (via RealVNC usually).
However, ...
1
vote
1answer
364 views
Trying to run a C# Discord Bot on Raspberry Pi 3 Model B+ with Windows 10 IoT
I have developed, in Visual Studio 2015, a C# Console Application which uses the Discord.Net API. It works great running on my PC, which has Windows 10, however I am looking to run the program 24/7 on ...
1
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0answers
39 views
Rpi3 WIFI AP go down after some time of innactivity?
I have setup my Rpi 3 as wifi access point and it was working for a long time. But some day, wifi stop working unexpectedly and i was no idea that what was the problem. It means wifi access point is ...
1
vote
2answers
309 views
Can't blink a LED using SPI interface on Raspberry Pi v3
As a part of my PoC project, I'm using single 5050 LED made by Adafruit. I wired it like this (LED - RPi):
DI (Data Input) - SPI0 MOSI
CI (Clock Input) - SPI0 SCLK
GND (Ground) - GND
VCC (5V) - 5V ...
1
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0answers
59 views
Relay for controlling backlight of touchscreen not reacting after a while
I connected my rpi3 to a 10" touchscreen. I connected the backlight of the touchscreen to a relay which I'm controlling via the GPIO pins. This is working fine for the first couple of minutes. But ...
1
vote
2answers
3k views
Raspberry Pi 3B+ RTC and Power ON button
I have a RTC DS3231 connected to my Raspberry Pi 3 B+. I connected it using this tutorial https://www.raspberrypi-spy.co.uk/2015/05/adding-a-ds3231-real-time-clock-to-the-raspberry-pi/ and everything ...
1
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0answers
397 views
How to upgrade other major OS to work on 3 B+
Scenario
I am yet another victim of thinking my rpi 3 B+ was broken when it wouldn't boot up. It turns out that the 3 B+ is looking for some special boot instructions.
I currently have:
Ubuntu Mate ...
1
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0answers
218 views
Raspberry Pi 3B+ Ethenet socket Orange LED flashing
I have this weird issue with my Raspberry Pi 3B+ where during normal operation, e.g. while running sudo apt update && sudo apt upgrade the command errors out saying it couldn't connect to the ...
1
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2answers
4k views
Raspberry Pi 3 B+ no wireless interfaces found
I can connect to Wi-Fi when I use RPi 3B but when I boot the system with 3B+ it doesn't connect to Wi-Fi automatically and when I click on the top right to connect it to Wi-Fi, I see the error:
no ...
1
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0answers
17 views
Why do fbedev OGLES Draw Calls takes 30+us each?
When operating with the framebuffer OpenGL Drivers on my HTC Vive, performance is incredibly good on my Raspberry Pi 3B+ EXCEPT that every single draw call takes anywhere from 30-50us, regardless of ...
1
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0answers
2k views
Slow Refresh Rate on WaveShare 3.5" LCD (B) on RPi 3 B+
I've flashed StickyFingers-Kali-Pi-armhf-180607 to my Raspberry Pi 3 B+ with Waveshare 3.5" LCD (B). I update and configure the unit for my specific screen using the guide's instructions, entering the ...
1
vote
2answers
5k views
How to improve wireless throughput on RPi 3 b+ in AP mode?
I've upgraded from 3 to 3 b+ in hopes of improving throughput on wireless network (using built-in wireless chip as AP and wired connection on the other end). I've configured it to work in 802.11ac ...
1
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1answer
476 views
Wifi conflicts with bluetooth: impossible to use BT mouse + keyboard with wifi turned on
2 years later, I still have the same issue.
In Raspbian, using the built-in Bluetooth controller:
Connect a BT mouse
Connect a BT keyboard
Turn on the built-in Wifi and connect to a network
...
1
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0answers
33 views
A weird bug in Raspian
I just updated my Raspberry pi 3B+, after the reboot all windows get their “top” cut of like this:
And everytime the cursor is outside the current window it appears as an “x”, I hope you can help me ...
