Questions tagged [pi-3b+]

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

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2answers
337 views

How did I manage to fry my pi 3+B? Can I recover it?

I'm new to Raspberry pi and electronics in general. All worked fine (a node webserver, reading a DHT22 sensor) then I tried this tutorial - https://www.raspberrypi.org/magpi/breadboard-tutorial/. It ...
1
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0answers
66 views

How can Rpi3B configure an I2C PN532 module as a NFC tag, to send data to an Android smart phone?

I'm working on a NFC study. My development environment is as follows. raspberry pi 3 B PN532 NFC : https://www.sunfounder.com/pn532-nfc-module-for-raspberry-pi.html Android Phone (app name :nfc-tools)...
0
votes
1answer
212 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 ...
0
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2answers
132 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
votes
1answer
89 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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0answers
36 views

SPI connection Between RaspberryPi and MAX4896 8-channel relay and load driver using Python

I have an automation project which I am currently working on and that can be summarized as the title says: Connecting a MAX4896 8-channel relay to the RaspberryPi 3B+ through SPI and using Python. ...
0
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0answers
146 views

Installing PiVPN failed to connect port 443 [closed]

https://www.youtube.com/watch?v=WA7QTM9hovQ&t=119s The first time I tried to install PiVPN on my Raspberry Pi 3 B+ (Linux raspberrypi 4.19.58-v7, Raspbian GNU/Linux 10 (buster)) with the steps in ...
0
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1answer
23 views

Can I power up the PI with the LDO MIC29300

I am using the MIC29300 https://www.microchip.com/wwwproducts/en/MIC29300 in my circuit to generate a 5V signal to my ADC (works fine now) Would it be possible to grab that 5V line and have it ...
0
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6answers
8k views

WiFi won't start

I have a new Pi 3 B+ and am running openplotter version of NOOBS. When I boot, WiFi doesn't show on the top right of the home screen. When I run raspi-config for Network Options and WiFi, I get '...
0
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1answer
20 views

Unable to expand SD Card for RT-Linux Image created using Yocto

I am creating a minimal image for my Raspberry Pi 3b+ with an Preemptive RT Linux Kernel using Yocto Project's warrior branch. I was able to create a base image for the same (bitbake -k core-image-...
0
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1answer
111 views

Raspberrypi unable to read 2000 ppm encoder

I am using a DC motor attached with a 2000 ppm incremental encoder. I am using RPI to count the number of ticks, my code works fine but I am not able to calculate all the 2000 ticks. Any help would be ...
0
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1answer
34 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 ...
1
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1answer
36 views

Consistent filesystem corrruption

It seems that recently my SSD began to get corrupted almost every time I shut my Pi 3B+ down, and on boot I get: [ 4.503731] sda: sda1 sda2 [ 4.511049] sd 0:0:0:0: [sda] Attached SCSI disk [ ...
0
votes
1answer
538 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 ...
0
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1answer
161 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 ...
0
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1answer
178 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
vote
1answer
30 views

Bridge WiFi with ethernet on RPi 3B+ without NAT

I would like to bridge eth0 and wlan0 on Raspberry Pi. The connections are as follows: ________________________________________ | RPi ...
1
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2answers
68 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 ...
0
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1answer
94 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
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0answers
17 views

Storage Options for Frequently Updated Files [closed]

We are using a Raspberry Pi for an embedded software device. We are looking for what storage options we can use, as it seems SD Cards are corrupting often. The way our system is set up, the storage ...
1
vote
1answer
25 views

Can't get the msodbcsql package for Debian 10

I am currently attempting to set up my 3b+ (which runs on Raspbian Buster) to work with a database I have set up on Azure. I already downloaded the pyodbc package, but I can't seem to get the ...
0
votes
1answer
407 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
vote
1answer
114 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
vote
3answers
121 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
vote
3answers
220 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
votes
1answer
28 views

How to publish results on the Web from local MQTT non-Internet network?

I'm making a project where I have a local no-Internet MQTT network (scheme below). Devices (except for RPi 3B+) needs to work outside so I can't provide them Internet access. The purpose of RPi 3B+ ...
3
votes
4answers
983 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/...
1
vote
1answer
44 views

How to convert a Layer 3 VPN to a Layer 2 VPN?

I have been back and forth with some users here about creating a VPN using my Raspberry Pi 3 as a hotspot (OpenVPN client) but being able to bridge it to my other Rasperry Pi 3 at home (OpenVPN server)...
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0answers
32 views

Pi not copy+pasting correctly

My raspberry pi is not copying and pasting correctly from thonny to python2. It thinks I want more than one prompt for when I copy 1 thing. Here: code: >>> client = pytumblr.TumblrRestClient( ... ...
0
votes
1answer
30 views

RPi is not finding packages libapache-mod-php5 and php5

It is not finding these packages. Does anybody know why? It is not finding the installation candidate. Here is the result of sudo apt-get install libapache2-mod-php5 php5: pi@raspberrypi3:~ $ ...
0
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1answer
195 views

Why the message “raspberrypi dhclient: send_packet: Network is unreachable”?

I am having a raspberry pi jessie OS. I configured it as ethernet to ethernet router. eth0 is connected to a modem and eth1 is actually a usb to eth converter. Rpi get internet through the eth0 ...
1
vote
1answer
34 views

PINN no internet connection after hard reset

I have recently installed and configured a new server on my raspberry pi 3B. I used PINN as my bootloader and installed some OSes (Fedberry - an Raspberry Fedora implementation - being the main one). ...
0
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2answers
73 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 ...
3
votes
2answers
40 views

Ambient operating temperature

Will the raspberry pi be able to operate with an ambient temperature of between 50c to 80c? The model we are using is the raspberry pi 3 b+.
0
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2answers
305 views

Can't SSH Into Headless Raspberry Pi 3 B+

I have a Raspberry Pi 3 B+ and I'm trying to use it to run some servos. I'm brand new to the hardware and networking part of this setup - I only have experience with programming, but not this part. I ...
1
vote
1answer
488 views

How to toggle button on and off with gpiozero?

I can't seem to find a solution of doing this using gpiozero. I've done it using rpi.gpio with add_event_detect and call back to change state but I was under the impression gpiozero is much simpler. ...
1
vote
1answer
50 views

SIM900A with Raspberry Pi 3 Weird Error and Behaviour

I am working on integrating Sim900a on Rpi3B. As usual connecting to TX->Rx, Rx->Tx (GPIO14, GPIO15 in Rpi) - following diagram from this link: How do I connect GSM SIM 900A to a Raspberry Pi 3? When ...
0
votes
1answer
143 views

Cannot connect to my RPi via ssh

I installed raspbian stretch on my Rpi 3 and it works perfectly using HDMI display. But when I run it using ssh on my laptop. I cannot connect it using the ethernet. My laptop sends the packets but it ...
3
votes
1answer
45 views

How to control Odrive with Raspberry pi? [closed]

How to interface Odrive with RPi? didn't find much information on the internet so want to know who has done something like this before. trying to use this code:- import odrive import time import ...
1
vote
1answer
468 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 ......
0
votes
1answer
236 views

RPi4B PCA9685 PWM Controlling Servo Problem

I have this RPi3 that I am running a bunch codes on it. It is communicating with a server and also I have python supervisor running on it. Now I am trying to set up the same system on RPi4. For some ...
0
votes
1answer
201 views

I think I fried my RPi

I am working on two stepper motors and trying to control them using RPi3(Ubuntu mate) with A4988 motor drivers.I successfully managed to drive the motors with extenal 12V battery source.After ...
7
votes
5answers
1k views

RaspberryPi 3 B+: RPi restart whenever I tried to run two webcams simultaneously

I have a very strange problem with my RPi. Whenever I tried to run two webcams simultaneously, RPi restarts itself. A few months back I can run two webcams simultaneously without such a problem (same ...
0
votes
0answers
18 views

Insert real-time sensor data without using a csv file and display real-time accuracy

Hello guys im having a problem about inserting real-time data directly without using a csv file and dislay real-time accuracy of the data Here's the Program : import os import time from numpy import ...
6
votes
4answers
1k views

Performance differences running Raspbian from USB flash drive versus SD card

I want to run Raspbian from a USB flash drive on a Raspberry Pi 3B+. What would be the performance difference in doing so, as compared to running Raspbian from an SD card?
0
votes
0answers
254 views

VLC cannot read mjpeg video produced over USB webcam

I'm trying to use vlc to transcode a mjpeg stream from a USB camera connected to a raspberry pi 3B+, however VLC seems unable to read the mjpeg video stream from the camera, I already checked the v4l2-...
2
votes
1answer
22 views

Motioneyeos Download Help

Does anyone know of a way to download motioneyeos without using Win32DiskImager or Etcher? I am trying to download motioneyeos using a raspberry pi, and can't find a way to use a disk imager. Does ...
0
votes
2answers
273 views

Why is WiringiPi unable to find hardware revision?

I installed Ubuntu 18.04 on a Raspberry Pi 3 B+ and WiringPi following the instructions presented here. The problem is that when calling the GPIO utility, I get the following error: It seems that the ...
2
votes
1answer
134 views

Rpi3B+ Buster WiFi 5GHz Connection Problem

Raspbian 10 buster here. I tried to connect 5GHz WiFi but it didn't ever see the hotspot. I changed WiFi county to US and it worked. Now Rpi detects the hotspot and can connect to it but connection ...
1
vote
1answer
550 views

Raspberry Pi 3 4G Dongle Internet to eth0

I have followed the following tutorial to setup Hotspot on RPi with a 4G Dongle. For 4G Modem i use Sakis 3g Scripts. It works fine. But when I try to connect my PC to the ethernet port of the RPi ...

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