Questions tagged [pi-3b+]

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

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Pi-topCEED / Bluetooth áudio question

I’ve a Raspberry Pi 3B+ along with a Pi-topCeed and pi-top SPEAKER ver 2. Using Raspbian Stretch not pi-top OS. It works ok but for better quality I want to try using a Bluetooth speaker to play ...
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1answer
254 views

Can't get past rainbow screen with Kali install process

I am new (to all of this, Pis, Linux, etc). This is my first real attempt at working directly with hardware as well. I needed a new project so I got a Canakit started set which came with a Raspi 3B+,...
2
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1answer
135 views

PoE hat fan activation on OS other than Raspbian

I'm aware that the only officially supported OS that the PoE hat works on is Raspbian. I can confirm that both my hats work, and that the fan does switch on and off if I have Raspbian installed on the ...
0
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0answers
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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0answers
530 views

Raspberry Pi 3 B+ - Error: Driver 'sdhost-bcm2835 is already registered, aborting. What is that and how to solve it?

I have a Raspberry Pi 3 B+ and a microSD 64GB. I am going trough the boot process following this video. This is what I have: MicroSD card 64Gb (it is working) formated to FAT32 using MiniTool ...
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0answers
45 views

Raspberry Pi 3B+ No Boot (Hardware Failure?) [duplicate]

Between two identical out of the box RasPi's 3B+ (same supplier and model), one of them boots flawlessly with SD Card running 2019-04-08-raspbian-stretch but the other refuses too with all the same ...
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0answers
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 ...
3
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0answers
243 views

Bare Metal RPI 3B UART not working

I have referred many tutorials to get UART working in bare metal environment on RPI 3. https://github.com/dwelch67/raspberrypi/tree/master/uart05 https://github.com/mrvn/RaspberryPi-baremetal/tree/...
0
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1answer
101 views

What's the difference between Raspberry 3B+ and Element14 version?

I've just received a message from an Aliexpress seller, and they told me they are out of 3B+ model stock, but that they could send me a "Element14 version". What is that version? I can't find an ...
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1answer
219 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 ...
1
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1answer
539 views

Pi 3 model B+ won't boot

I was using this specific Pi for over a month now without any issues. Today, out of the blue, the screen started flickering. I decided to shut it down. When I replugged it, the green led wasn't ...
1
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0answers
65 views

Raspberry Pi Touchscreen Screen Control (Python)

I want to create a script that will turn off my Raspberry Pi Touchscreen if nobody touched the screen in 30 seconds. (In the future I want the option to reset this 30 second timer with other programs -...
1
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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 ...
0
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0answers
26 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')
1
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1answer
330 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 ...
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2answers
576 views

Raspberry Pi 3B+ with a 2.5 hdd is the power always on?

Background I do not own a Raspberry Pi yet so I could not test this but I plan to get a 40 watt 5 port USB charging hub and have that power the Pi and a 2.5 hard drive (HDD); yes in this scenario 3 ...
0
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1answer
4k views

Setting up a static IP address in Raspbian Stretch using the “new way” (dhcpcd.conf)

This question is in relation with the following landmark article: How do I set up networking/WiFi/static IP address? I have a raspberry PI3B+ with raspbian stretch lite (2018-10-09-raspbian-stretch-...
2
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1answer
2k views

RPI3 Raspbian Stretch regular connection on wlan0 AP on wlan1

I'm trying to make a very simple setup with my RPi. On the on-board standard wlan0 I want to connect to my home network normally, using a wpa_supplicant file this works very well. Now I'm having ...
1
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1answer
545 views

Raspberry Pi Internet Issues

On my raspberry Pi 3B, attempting to access the internet for downloads fails. Anything that uses it (chromium, apt-get, etc) does not work, giving errors such as DNS server not found, or just hanging. ...
2
votes
2answers
64 views

Increase number of ttys

I am running Raspbian 9 on my RPi 3 B+ and I have only 6 usable ttys (Ctrl-Alt-F#) while other are blank with blinking cursor. ls /dev lists 64 such ttys. How do I enable/run something on them?
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2answers
46 views

Need help clarifying my python script to run on Rpi3b+

If it's not obvious, I'm trying to learn python, and am having a go at it. Although, I'm running into some issues. Any help would be appreciated. I'm trying to run this on a Rpi3b+ & with a ...
0
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1answer
43 views

RPi 3B+ Ethernet crashes TP-Link Archer C9

When I use the ethernet connection on my RPi 3B+ my Archer C9 (TP-Link router) works fine for 20-30 minutes then crashes and reboots indefinitely until the RPi ethernet is disconnected. The RPi and ...
1
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2answers
215 views

I can't get WiFi access point (AP) working on my RPi

I want to control my Raspberry Pi 3B+ using VNC via the on-board WiFi. To this end, I am trying to set up a WiFi access point on wlan0. I followed the instructions at https://www.raspberrypi.org/...
2
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1answer
66 views

Got compilation error when installing plyvel

I got an error while trying to install plyvel on my raspberry (pi 3 B+) with sudo pip install plyvel : Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple Collecting plyvel ...
0
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1answer
69 views

How do I use the send_message method on a Raspberry Pi 3?

When I run this code: import datetime import smtplib import re import email from email.mime.text import MIMEText import email.message from robobrowser import RoboBrowser from bs4 import BeautifulSoup ...
2
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1answer
115 views

Raspberry Pi 3b+ do not detect DS18b20 on 1Wire

Problem: The new raspbian kernel does not detect the DS18b20 sensor over the 1wire bus. This is due to the Device Tree that was added to Kernel 3.18.8 What hardware used: Raspberry Pi 3b+ Kernel: 4....
0
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0answers
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 ...
2
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0answers
63 views

webcam issue after UV4L installation

I am trying to make a usb webcam work on my rpi but it drives my nuts. I have Rpi 3 model B+ Also I've downloaded the newest raspbian image (stretch with desktop and recommended software). It's ...
3
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1answer
405 views

Which Linux driver does control the PMIC of the Raspberry Pi 3B+?

The Raspberry Pi 3B+ contains the MaxLinear (previously Exar) MxL7704 power management chip (PMIC) with I2C interface for "on-line" reconfiguration of power sequencing and internal voltages.1 This is ...
2
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1answer
49 views

Raspberry Pi 3 B+ attaching additional HDD when booted from USB Flash

So I installed Raspbian Stretch Lite on a USB Flash key and can successfully boot from it. Now I wanted to attach and auto mount another USB HDD Seagate of 1TB to it. Manually I can mount this 1TB ...
0
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0answers
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 ...
1
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1answer
3k views

How to make xrdp work with Stretch

On Jessie, with the Rpi3B, it is simple to enable xrdp: sudo apt-get update sudo apt-get install xrdp badda bing. But with the new Rpi3B+ which requires Stretch, it has a problem. It will still ...
0
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2answers
2k views

How to achieve a high sampling speed using an ADC with Raspberry Pi?

So, I am using the LTC 2366, 3 MSPS ADC and using the code given below, was able to achieve a sampling rate of about 380 KSPS. #include <stdio.h> #include <time.h> #include <bcm2835.h&...
2
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1answer
2k views

AVAHI Daemon doesn't work on RPI

I have installed lighttpd on my RPI 3 : sudo apt-get install lighttpd I have managed to access the web server from /home/pi/www And it works, I can find my Hello World when I entered 192.168.2.31 in ...
1
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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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2answers
41 views

Help with bridge TCP/IP through RPi 3B+

Need help setting up comm between an Integ Jnior and our primary domain. Here's what I've done so far. I've taken RPi 3 B+ and set it up as a DHCP server broadcasting 10.1.1.1. Wlan0 on the Pi has ...
0
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3answers
236 views

How do I set up a OpenVPN tunnel for Raspberry Pi on LAN without internet connectivity?

My setup is described in the image above. I have a raspberry pi connected to a router via Wi-Fi and the router is connected to a host via a Ethernet cable. The router doesn't have a internet ...
0
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1answer
220 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 ...
0
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0answers
22 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 ...
1
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2answers
3k 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 ...
0
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0answers
31 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, ...
0
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2answers
32 views

Raspberry Pi Setup Question

is there any way to set up a Raspberry Pi 3 Model B+ wirelessly (headless) without editing the microSD card contents to enable SSH?
1
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1answer
33 views

RFID RC522 reader pigpio check error

I'm trying to connect Raspberry PI 3 B+ with RFID-RC522 (following this guide https://www.raspberrypi-spy.co.uk/2018/02/rc522-rfid-tag-read-raspberry-pi/). But I got stuck at the hardware ...
1
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0answers
32 views

Sending command over one I2C bus sometimes triggers a device on another bus

My setup: Raspberry Pi 3B+, 2 BigRelays connected to it over different I2C busses (1hw, 1sw). I had hoped to daisy-chain the two boards over the hardware I2C pins, though as the boards have the same ...
1
vote
1answer
56 views

how to communicate with navio2, raspberry pi 3 to ard-ltc1867 using i2c protocol to read analog data

I am trying to read analog data from a potentiometer using I2C connection between the pi and adc board using python code. Below is my code so far: import time import smbus bus = smbus.SMBus(1) bus....
1
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0answers
76 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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2answers
166 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 (...
0
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0answers
27 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. ...
0
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1answer
1k views

Install EPSON TM-T88V printer with CUPS in Raspberry pi 3

I am trying to install the EPSON TM-T88V printer with CUPS in Raspberry pi 3, but I can not make prints, the status of the printer says "inactive". I tried the PPD file "tm-ba-thermal-rastertotmt.ppd" ...
1
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0answers
111 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 ...