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DO NOT use this tag, use the more specific Raspbian-Stretch or Raspbian-Jessie.

2
votes
1answer
14 views

What's wrong with this wpa_suppplicant.conf file?

I have an original wpa_supplicant.conf file which I tried to add a new network. Both have same owner (root) and same permissions 644. I just added one more network at the end (just for testing). ...
0
votes
3answers
11 views

/boot/wpa_config being copied with wrong permission

I plug the micro SD into my MacBook. I then save a correct /Volumes/boot/wpa_supplicant.conf with file permissions with 777 (default when creating files into the FAT partition). Then, when I move back ...
1
vote
1answer
8 views

What is the pixel format for Raspberry Pi framebuffer

Good afternoon, I'm trying to programmatically display an image to a 3.5 inch TFT display mounted on /dev/fb1 using the following code: Using trial and error I determined the pixel width to be 16 ...
0
votes
1answer
30 views

Are there Restore Points alternatives on Raspberry Pi?

I have the following problem - we are distributing Raspberry Pi devices with our some software installed into it to our clients. Occasionally we need to update the current state of their OS (for ...
0
votes
0answers
12 views

pi keep hanging while trying to change an interface

Actually am running a mesh topology on raspberrys and all the interface interconnected to other raspberrypi i.e eth0, eth1, eth2, eth3, eth4 using usb ethernet adapter. the only way i can i start up ...
1
vote
0answers
19 views

SSH on Raspberypi hang or frozen

I have direct connection with Raspberry pi via ethernet cable on linux machine. if i run ssh pi@10.42.0.22 i could establish secure connection. the problem i encountered is raspberry hang or frozen ...
0
votes
0answers
32 views

How can I do a fresh installation of Raspbian under Windows not using all space available on SD card?

I would like to prepare a new 32GB Micro SD card with an fresh image of Raspbian Lite or any other Linux system. As in the official documentation, I try using etcher or Win32Diskimager. However, both ...
1
vote
1answer
24 views

Raspotify: is there a log file somewhere?

If I query for raspotify service status, I see several of the latest entries of what looks like a log record that the service must keep somewhere: ● raspotify.service - Raspotify Loaded: loaded (/...
0
votes
0answers
25 views

Raspberry pi zero MTP host

Is there any way I can use the usb port (data not power) on the pi zero as an MTP host so if I connect to a PC I can access the SD card files? Preferably I would like to use raspbian.
0
votes
1answer
19 views

How can i control the execution time of an engine?

I'm building a little Car with 2 Engine, one L298N driver and a Raspberry pi 3. But i need the engine run during some specific seconds and then cleanup the GPIO and the engine stop. Why? Because i'm ...
1
vote
1answer
28 views

RPI Amazon Kinesis Video Streams

I was trying to follow the step in the tutorial below : https://aws.amazon.com/kinesis/video-streams/raspberry-pi-tutorial/ I am stuck at step 5 of "Install Software Prerequisites": Basically, I am ...
0
votes
1answer
20 views

RPI 3, how to connect built-in wifi to network A, additional usb wifi adaptor connect to network B

RPI 3, running the latest lite version. How can I configure built-in wifi(wlan0) to connect to only the wifi network A, additional usb wifi adaptor(wlan1) connect to network B only? Any help ...
0
votes
0answers
20 views

I wan't to develop Java code on my Raspberry Pi by using VNC-server - Very slow 100%

I'm using Raspbian Lite on my Raspberry Pi B+ 1.2. I have SSH enabled so I could install VNC-server on my RPi. When I start up my Raspberry Pi B+ it's very very slow. Something is wrong. The memory ...
1
vote
1answer
34 views

Raspberry Pi not booting up and sd card splitting

I am using a raspian stretch and tried to write the image onto a SD card. Whenever the writing process is completed a partition 4gb is formed and the windows prompts me to format it. I am using a 16gb ...
0
votes
0answers
19 views

Play music on raspberry pi google assistant

I currently have google assistant installed on my Raspberry Pi 3 per these instructions and this video. Is there a way to add it to my Google Home app or my Google Assistant app? Thanks, Albert
1
vote
0answers
19 views

WiringPi install using npm fails

I'm having a hard time installing the wiring-pi node package. It fails on the step "Making wiring-pi ...", spaming the terminal with build errors. If I clone and install wiring-pi manually as ...
0
votes
0answers
16 views

AttributeError: ge_add_event_data

I get this error when i try to import pynput to control my motor using keyboard: Traceback (most recent call last): File "/home/pi/.local/lib/python3.5/site-packages/Xlib/display.py", line 224, in ...
0
votes
0answers
18 views

Cgminer does not detect ASIC mining equipment

I have an old Butterfly Labs Jalapeño Asic miner that I have hooked up to a Raspberry Pi running Raspbian Stretch Lite with cgminer installed and it does not detect my asic miner at all. I am using ...
0
votes
0answers
24 views

Change hard corded MAC address

Is it possible to change a hard coded MAC address ? I bought a TP-Link tl-wn722n WiFi Adapter but I can't change the MAC address. (Raspbian, Raspberry Pi 2) I tried several methods, also macchanger ...
1
vote
0answers
27 views

Raspberry-pi read data from thermometr

I am newbie at raspberry. I have raspberry Raspberry Pi Details: Type: Pi 3, Revision: 02, Memory: 1024MB, Maker: Sony * Device tree is enabled. *--> Raspberry Pi 3 Model B Rev 1.2 ...
1
vote
0answers
23 views

Why does my pi keep telling me, port 443 network unreachable?

I am trying to download a public key from S3-amazonaws-com. I don’t have a Wi-Fi that is working, so I am letting my raspberry pi use my iPhone is personal hotspot instead. I am using the Wget ...
1
vote
0answers
18 views

Upnp for Rpi zero w with pi cam

I am trying to implement the upnp on my RPI ip cam. The goal is to make it portable so I can use it anywhere (with just the wifi SSID and pwd) without having to port forward everytime I have to deal ...
0
votes
2answers
45 views

How to run a python program from a bash script on startup?

I have a python script that is located at /etc/testscripts/WebServer. I call this usually from the command line by calling sudo python3.6 /etc/testscripts/WebServer. I have a bash script that looks ...
1
vote
1answer
30 views

RP3 as Nodered+Deluge server and Nginx configuration

I'm running RP3 as Nodered and Deluge (torrent) server, by default I can access Nodered via http://host_ip:1880 and Deluge via http://host_ip:8112 but now I installed Nginx (I'm newbie with it) then ...
1
vote
0answers
17 views

Apache HTML writing on Raspbian + Pi3 [closed]

I currently have a PI3 on my home network. With my LAMP apache, I keep the www folder on the USB drive - let's call it "/media/USB32/www". My user id is Tony. I have added my user-id to group www-...
1
vote
1answer
43 views

Raspberry PI 3 hangs on startup every other time

I have an issue with my Raspberry PI running Raspbian 9 hanging on startup - but not always. It will hang every other launch. When the problem occurs, the launch first hangs with the last message ...
1
vote
0answers
20 views

hostapd - using Pi 3 as access point while maintaining Ethernet connection (no bridge)

Currently I have my Pi setup as an access point; It creates its' own network with an SSID and my other devices can connect and exchange messages. For this, I use hostapd and dnsmasq thru wlan0. ...
1
vote
0answers
13 views

Raspberry pi 3 B+ running NOOBS keyboard and mouse doesn’t work

When I boot my raspi, it works fine. Booted NOOBS and it was good. But when I tried raspbian, the keyboard and mouse stopped working, and wouldn’t let me past the login screen! My pi was working a ...
1
vote
0answers
19 views

DIY conference room with Raspberry Pi

What is the best DIY conference room setup? Are there any free solutions that allow me to use a Raspberry Pi with a tv, webcam etc most importantly with its on dial in screen operable via remote (...
1
vote
2answers
38 views

Can't enable service with systemd

I have created the service sendir.service and put it in /etc/systemd/system This is what the service looks like: [Unit] Description=sendir [Service] Type=oneshot RemainAfterExit=true ExecStart=/bin/...
0
votes
2answers
60 views

Run a script at shutdown on Raspbian

I'm trying to run a script right before my Pi shuts down. OS: Raspbian Stretch Here is what I did so fare: put my script (name: sendir) in /etc/init.d/ created a symbolic link to it in /etc/rc6.d ...
0
votes
1answer
25 views

recompiling raspbian for armv7, aarch64?

Do there exist straightforward ways of (re)compiling raspbian (any release) for armv6-related ISAs, like armv7/neon? Maybe binary blobs could be reused, even under aarch64? Can you give some pointers?
-2
votes
1answer
35 views

How to compare if the cpu serial is correct

I have a question. I would like to check when the raspi system starts or if the serial cpu is correct. If not, he would be rebooting. So he would be doing reboot loops all the time. I found the ...
0
votes
0answers
10 views

Send RF binary codes

How can i send a long binary code at 300-400 mhz? This binary is a garage rf master key and i don't know how to send it with 4ms between every digit. The code has 4107 digits and it's a debruijn 2,...
0
votes
1answer
22 views

run an py file with systemd

i am trying to make the file to run on startup with rasbian STRETCH , the file need to be execute like this "configurator.py settings.conf" with this config it doesn't work [Service] Type=idle ...
1
vote
1answer
33 views

Raspberry Pi 3 B+ Portable Power Supply

I wanted to buy a Portable Power Supply for Raspberry Pi 3 b.. I found this on Amazon... Will this power supply support raspberry Pi 3 b.
1
vote
0answers
22 views

How to run multiple applications on RPI

I'm running a RPI zero (with raspbian as OS) and I would like to run some NodeJS applications. Therefore I have two applications: API and GUI. Both are nodeJS applications, so I would run them via npm ...
0
votes
0answers
22 views

Omxplayer array [on hold]

I am attempting to run an array with mp4’s in a folder and play them at random through omxplayer. My result is the system looking for a mylist file and not entering the folder for the mp4’s. Any help ...
0
votes
1answer
27 views

I've flashed my Pi's SD card to reset it to a earlier state using an img of it but I'm getting this error in etcher all the time

This is the error that I’m getting in etcher. I've also tried the macOS disk utility tool to restore it but I'm getting errors there too. The error message is German but it says something like the ...
0
votes
1answer
24 views

Tkinterhtml fails to run on raspbian. Python 3.7

Tkinterhtml fails to run on Raspbian. Python 3.7 _tkinter.TclError: couldn't load file "/usr/local/lib/python3.7/site-packages/tkinterhtml/tkhtml/Linux/32-bit/Tkhtml/libTkhtml3.0.so": /usr/local/lib/...
0
votes
1answer
37 views

Is there a way to run Raspberry Pi Image on Windows?

I have a Raspberry Pi with Raspbian Stretch OS installed, I want to take an image of its current state then run in it in virtual environment on my Windows machine, make some changes to the OS state (i....
0
votes
0answers
28 views

Picam remote viewing without port forwarding?

Has anyone been able to pre-configure the pi cam on a rpi zero w so that the port forwarding is not needed? I see a lot of cloud ip cam (nest, Amazon, Logitech) nowaday where you just enter the WiFi ...
0
votes
2answers
76 views

After fresh Raspbian-Stretch install my WiFi isn’t working on my Raspberry Pi 3 anymore

After downloading the newest image from the official Raspberry Pi website, I formatted the SD-card (8gb) and I put the new image on the SD with Etcher. After reinstalling the image I had no WiFi ...
0
votes
0answers
20 views

Play the video in OMXPlayer similar to python-vlc or alternative way to play mp4 files

I am using the below function to detect whether there is an object/obstacle in front of the camera and play a video accordingly. The code below is called upon by another script which handles serial ...
0
votes
1answer
25 views

RaspberryPi getting error after reading some serial Input, using rs232 and C Language

my raspberry keep getting error after reading some serial input, like this: i'm using Library wiringPi with this sample code: #include <stdio.h> #include <string.h> #include <errno.h&...
0
votes
0answers
12 views

Path planing and Image processing

I have a project involving image processing and path planning which i have to incorporate in a single raspberry pi. I just have to identify an object or color and then take my bot to that object or ...
0
votes
1answer
29 views

Official touchscreen questions

I'm a French web developer so forgive my Englush I'm currently working on yet another in-car embedded Raspberry Pi project. I plan to build the software as a Chromium kiosk web app, served by a Node....
0
votes
1answer
37 views

Raspberry pi zero w clone problems

I am using raspberry to develop kiosk lcd screen. When i ended developing i cloned sd card and copy it to other rpi’s but others aren’t working same as first one. There are problems like: chromium ...
0
votes
1answer
35 views

raspbian: unable to mount root fs on uknown block

I downloaded "raspbian stretch with desktop" .img file from the official raspbery pi website (kernel version 4.14), changed it to a .bin file so the recovery utility would recognize it, and mounted it ...
0
votes
1answer
26 views

How to get 3.5PiTFT and 2.8PiTFT to work on Raspbian Jessie 8?

Whenever I download Raspbian Jessie 8 and install it, it automatically works with 7inch display and a full up monitor through ribbon cable and HDMI cable respectively. However, when I plug in the 3....