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29 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 ...
0
votes
1answer
78 views

Running raspbian buster with qemu

I am trying to follow the instructions under https://github.com/wimvanderbauwhede/limited-systems/wiki/Debian-%22buster%22-for-Raspberry-Pi-3-on-QEMU to have buster start in qemu. However, none of the ...
1
vote
0answers
27 views

Putting the monitor into true power saving mode

I noticed that when the screensaver is activated (Pi4 & Raspbian) the monitor doesn't actually turn off but rather a black picture is displayed. After extensive investigations on Google and in ...
3
votes
1answer
94 views

What is the purpose of PD_SENSE in the Raspberry Pi 4 power circuit?

Here the schematics of the USB-C power input of the Pi 4 : You can see that there is a resistor connected to the USB_CC lines of the USC-C socket, the other side is labelled PD_SENSE and is going ...
0
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0answers
22 views

Pi B 2 Segmentation fault result from airmon-ng - Why?

This is my first post here and I'm a major noob to this RPi stuff. I'm experimenting with aircrack-ng on my own network to test it's weaknesses and want to use my Pi to do it. I installed a fresh and ...
1
vote
2answers
35 views

ssh raspberrypi.local not resolving in OSX

Until recently ssh pi@raspberypi.local worked as would one expect it to normally. However within the last few days it no longer returns anything and will just sit forever until killed manually. The ...
2
votes
1answer
41 views

I2C Communication between Arduino and RPi failing when Arduino is sending data

I'm trying to read some data from the Arduino slave and when I receive the data it shows some numbers but not the correct ones. I'm using node and i2c-bus module, also tried with wiringPi but got the ...
2
votes
0answers
25 views

Pin Crosstalk Issue

I'm working on a quick project with my dad for his condo. He wanted to setup a bunch of moisture sensors around the condo near sources of water (sinks, bathtubs, toilets, etc), which, if triggered, ...
0
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0answers
73 views

Raspbian Buster Lite splash screen instead of boot messages on Pi 3 Model B (a02082)

I would like to hide/replace the initial boot messages and a dark screen with a splash screen. I am booting Raspberry Pi into Kiosk mode with Chromium Browser auto starting NodeJS server running ...
1
vote
2answers
19 views

Force audio output to USB for Alarm Clock

I tried to force audio to audio jack with amixer cset numid=3 1 or using the raspi-config which works for other applications like audacity, vlc and other multimedia software except for the alarm clock ...
1
vote
1answer
26 views

Cannot execute or open .jar files

hi have tried executing a .jar file using java -jar jarfilename.jar but it just returns: Error occurred during initialization of VM Server VM is only supported on ARMv7+ VFP and it returns the ...
1
vote
1answer
28 views

C Raspberry Pi Zero w, read out button matrix

I have trouble reading out an button matrix with my raspberry pi zero w. I am using pigpio for reading out the gpios, but I don't think this is a software issue. This is my source code: #include &...
0
votes
1answer
44 views

Powering a raspberry pi 4 using a micro usb power supply with adapters

I previously owned a raspberry pi model 3b+ and have purchased a new raspberry pi 4b (4 gigabyte ram). I have an official micro USB power supply and some micro USB to USB type C converters designed to ...
0
votes
1answer
33 views

Would it be possible to set up a security system like the one in jurassic park? [closed]

Would it be possible to set up a security system like the one in jurassic park (the book) using raspberry pi's? If so, how much time would it take, and how much would it cost? Using python as the ...
0
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0answers
11 views

Raspberry Pi pygame play music

I want to play sound on raspberry pi with pygame, it doesn't work on terminal. Later I tried with thonny python ide, it is working but I need it to play on terminal, what can I do?
0
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0answers
20 views

Location of Voltage regulator on the pi-star zero

My pi-star is overheating and turning off. I was told that it may be the voltage regulator. Is this possible and where is it located or do you have a schematic for the pi-star.
1
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2answers
119 views

Can the 3b+ power two usb SSD drives?

Can I power two usb drives using USB to satas or do i need a powered USB hub?
0
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0answers
12 views

RPI 8MP CAMERA BOARD RASPBERRY PI CAMERA BOARD V2

I setup my raspberry Pi with a RPI 8MP CAMERA BOARD RASPBERRY PI CAMERA BOARD V2. I'm using MotionEyesOs and Synology Surveillance Station. I don't understand the camera, unless I'm wrong should ...
1
vote
1answer
54 views

Can't SSH into Raspberry Pi 3b+ from Windows 10

I am unable to ssh into my raspberry pi 3b+ from Windows 10. I was able to up until yesterday evening. Not sure how to troubleshoot at this point. I am able to SSH into the pi from a virtual machine ...
2
votes
1answer
12 views

USB WiFi dongle not recognized as network interface: ar9271

I'm running raspbian stretch on a Pi 3. I used these instructions, to use it as a wifi and ethernet router with systemd-networkd while USB tethering with my phone: How can I set my up to be WiFi AND ...
1
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0answers
33 views

Is there a night light in Raspbian?

I am new to Raspberry Pi and I wanted to know if there is a night light mode in Raspbian (similar to the ones in Ubuntu or MacOs)
2
votes
1answer
46 views

Correct use of heatsink tape [closed]

With my Rpi 3B+, I got a heatsink kit, RS Stock No. 867-9039. Two large heatsinks and one small, and a short length of kind of tape stuff, with the 3M logo and what looks like the word "Adhesive" ...
0
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0answers
52 views

Facing problem install Tensorflow on Raspberry Pi

When I try to install tensorflow on my pi, I get the following error: pip3 install tensorflow Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple Collecting tensorflow ...
0
votes
1answer
24 views

How to trigger a capture using Picamera when a particular event occurs (for eg, whenever a specific object appears in front of the camera)

I want to trigger an image capture every time a tyre of a set of moving vehicles appears just in front of the picamera. Is there any way to get this done automatically every time a tyre appears in ...
1
vote
1answer
40 views

How to send video on remote web server using Raspberry Pi and camera module?

I want to create an IoT device that capture the video and send it to a remote web server via Internet. I don't want to create a webserver inside raspberry pi and access it in other devices like smart ...
1
vote
0answers
24 views

USB modem ppp0 automatic connection improvement

I have a USB modem (Huawei E1552) connected a RPi running Raspbian Stretch. It is connected at remote location that needs persistent internet. For example, for ssh or pushing code remotely. I have ...
0
votes
0answers
12 views

How can we allow OS to control backlight via a GPIO as PWM

I want to make OS control backlight, that is, use a slider in some DE like lxde or kde. How can I make kernel aware that, to control backlight only thing it needs to do is, produce a PWM signal with ...
0
votes
1answer
27 views

No thermal throttling in Raspberry Pi 3 model B?

I am seeing that the thermal throttling doesn't work while you read the frequency from: /sys/devices/system/cpu/cpu*/cpufreq/cpuinfo_cur_freq And thermal information from: /sys/class/thermal/...
2
votes
0answers
21 views

Can I boot off a network if I can't modify my router?

My Raspberry Pi needs to be connected to my home router, which unfortunately is a standard router provided by my ISP, so I can't change anything on it. I have another main computer running, which I ...
4
votes
1answer
36 views

Can't SSH into RPI over WiFI

The way I setup the RPI is through sharing my laptop's connection via ethernet. I enabled SSH. Now I am trying to SSH from it without being hardwired to it the way I set it up and the connection keeps ...
0
votes
1answer
33 views

No video after “Powered by Rasbian” splash screen RPi 4

RPi 4B 1GB Installed Noobs as per instructions onto 32Gb micro SD card. Powered on Pi, Noobs does its stuff and loads the operating system. So far so good. When power reapplied I get the following: 1....
1
vote
2answers
72 views

Raspberry 4 usbmount not working

As the title suggests, I am having issues on the new raspberry pi 4 with buster and USBMOUNT. Well, it's not working. At 3b+ there was a similar issue, you had to edit a file and change MountFlags ...
1
vote
1answer
49 views

How to set up static IP addresses on wired and wireless networks?

I have been struggling to configure static IP addresses for my wired and wireless connections on my Raspberry Pi (Raspbian). If I add these lines to /etc/dhcpcd.conf then after rebooting I can ...
1
vote
0answers
33 views

Take data from raspberry [closed]

I want to sample in the raspberry pi, since I am reading the analog values, the detail is that I need a time function which allows me to have the time in a vector of what I am sampling. there are a ...
1
vote
2answers
30 views

how to send an image from raspberry pi to web server? [closed]

Looking for example codes on how to send images from Raspberry pi to a web server via wifi. i am really new to raspberry pi and there's already a tomcat server. I really need your help
0
votes
1answer
13 views

whats the difference between includes from /usr/include/arm-linux-gnueabihf/sys and /usr/include/arm-linux-gnueabihf/bits

I have a hard time to resolve a problem with time.h includes and I noticed that there are two include directories with some overlapping header files: /usr/include/arm-linux-gnueabihf/sys and /usr/...
1
vote
1answer
32 views

Minecraft 1.14 on raspberry pi 3

I would like to know how to get it, I have Minecraft 1.12.2 but how do I get 1.14? Is there a tutorial for it?
0
votes
0answers
12 views

Indoor, desktop case for Pi 3 + camera module. Bonus points for infrared options

So I'm going on a 2 week holiday in a few months, and while I've got a camera (foscam R2) looking out my apartment window at the car park, I'd like an internal one placed in the hall hooked up to ...
1
vote
1answer
26 views

Is there a way to see if bluetooth scanning/advertising are running?

I have made a python script based on this github in order to use ble scanning/advertising. This script will run a long time and the Bluetooth thread might have a problem which caused them to stop. I ...
0
votes
0answers
26 views

Revolution Pi wifi doesn't connect unless WiFi dongle is manually reconnected

I have a Revolution Pi connected via WiFi dongle. Network is configured properly in wpa_supplicant.conf . I have a script that is running on my program's startup that restarts the interface (...
1
vote
1answer
56 views

Can you use the Raspberry Pi 4 B to control 1 or more Raspberry Pi Zero's?

My project is going to use Pi 4 to connect to 1 or 2 Pi Zeros. I would want the Pi 4 to control the Pi Zeros. Would that work? Also I am going to connect the Pi 4 to the Ethernet. Also would the Pi 4 ...
1
vote
2answers
24 views

How do I enable wifi before login on ubuntu-mate running on a Raspberry Pi?

I have a Raspberry Pi 3B+ with Ubuntu-mate 1.20.1 (Ubuntu 18.04.2) that I want to run headless and use VNC and SSH to access. Connections will be via WiFi, and the Pi has a static address on my ...
-1
votes
0answers
28 views

DAB radio internet radio

I should stream audio file from pc to raspberry pi3 using vlc jack server over the network http and stream decoder Mplayer or Gstreamer thanks
0
votes
0answers
14 views

Unable to call .Py on Raspberry Pi using Plink

I am designing a .bat file that uses Plink to execute python files located on a Raspberry Pi. Ideally a user will click on this bat file to execute python code on the Raspberry Pi without having to do ...
2
votes
1answer
39 views

Remote start a portable generator

I'm looking for a generator, one that can run my gear for at least 8 hours but also can be remote started. It seems either you get a portable generator, or a fixed generator with WiFi. https://www....
2
votes
0answers
13 views

Reading registers from a (MCP2515) chip on a CAN Hat

I'm using a CAN Hat which talks SPI to the PI.. everything works, as it automatically loads the (MCP2515) drivers and makes the CAN bus accessible via sockets. However, is there a way to read-back ...
1
vote
2answers
26 views

How to install Jasper on Raspberry Pi 3 (Model B)?

Sorry ahead of time, I'm new to Raspberry Pi's. I am trying to install Jasper by using its guide (https://jasperproject.github.io/documentation/installation/), but I cannot seem to figure it out. In ...
1
vote
2answers
60 views

3.5 mm jack speakers not being recognized

Over the past several days, I have tried and failed to make my raspberry pi recognize the speakers that I connected to it through the 3.5mm jack. The USB microphone that I plugged in works perfectly ...
1
vote
1answer
19 views

Screen resolution when VNCing into a Pi Zero W

I am using TightVNC to get into a Raspberry Pi Zero W, running Raspbian. The pi normally runs headless and I will never attach a monitor to it, only remote in. When I remote in, I see a small ...
1
vote
0answers
11 views

How to access bluetooth controller on `/dev/input/js0` as user/group?

I'm working on an application that is reading an XBox controller connected via bluetooth. After configuring it (see https://pimylifeup.com/xbox-controllers-raspberry-pi/), I noticed that only root has ...

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