0
votes
0answers
8 views

How do I get the 74HC165 shift register to work with my Raspberry Pi and Java

This is the link i have been using as a reference... http://robsraspberrypi.blogspot.co.za/2016/01/raspberry-pi-adding-more-inputs-using.html / setup SPI for communication int fd = Spi....
0
votes
0answers
7 views

How to send data(CSV FILE) from android app to Raspberry Pi using Bluetooth?

Currently I am using Raspberry Pi3 Model B with raspbian OS. I want to send the data or csv file from the android app and collect that data or csv file to the Raspberry Pi via bluetooth. Devices are ...
0
votes
1answer
8 views

Steady Red Light With One Green Light Flash After Booting Pi

I have a 16GB RAM Raspberry Pi 3 I'm using a Mac 10.11.5 I have 2 SD cards: 64 GB micro SanDesk and 8GB micro SanDisk (both should be supported by the Pi) I've formatted the SD card using the SD ...
0
votes
0answers
6 views

Citrix & Midori

I need help with getting Citrix receiver (xenapp) to work with Midori browser, it cant seem to download the .ica file from the client's web page, anyone has a solutuion?
0
votes
1answer
14 views

Can I use scratch for generating the script which can use Raspberry pi3's peripherals?

Actually One of my friend don't know much about scripting. But he have good creativity and logical skill. He want to use scratch for generating a script which can turn on LEDs connected to GPIO pins ...
0
votes
2answers
26 views

How can I lower the USB voltage of my Raspberry Pi?

I have a USB fan attached to my Raspberry PI. The pi runs 24/7 and is standing right next to my bed together with the USB fan. The USB fan has only one on / off switch and no other fan speed ...
1
vote
1answer
19 views

Port forwarding - Not sure which community to post this in

I would like to assure my boss that port forwarding a raspberry pi is safe. I plan to be doing port forwarding the web port, so I can run an Apache server, and also port forwarding my own program (C ...
2
votes
0answers
11 views

Official 7 inch display with Windows 10 preview?

I found this answer http://raspberrypi.stackexchange.com/a/50118/894 which says it works with the older preview version referenced. I have installed the latest preview and when I turn it on, I get ...
1
vote
0answers
20 views

potentiamator controlling a servo

I have just bought the servo hat from Adafruit. And a MCP 3008. My goal is to controll a servo with a potentiometer with my raspberrypi . With a Arduino there is a function called mapping. Is a ...
1
vote
1answer
33 views

Raspberry pi 3 no wlan0 listed - no wireless

I just got my pi3 yesterday and out of the box wifi was working with retropie. I performed some updates and somewhere along the line the wlan0/wifi stopped working. Because it did work I do not ...
1
vote
0answers
19 views

Visual C++ Linux Development Environment, Raspbian, and nRF24L01 (RF24)

I recently discovered the Visual C++ Linux Development Environment, which allows to debug and release code from Visual Studio (on the PC) directly on the Pi (in my case on Raspbian Jessie). Since I ...
1
vote
2answers
11 views

How to reinstall 1wire support

While trying to configure my Pi0 for read-only mode I deleted my /sys/bus/w1 folder. Now the 1wire bus is not working anymore. How can I reinstall the module?
1
vote
1answer
14 views

Multiple rotary encoder raspberry pi 12C GPIO

I found this PEC11-4215F-S24 rotary encoder on Adafruit (https://www.adafruit.com/products/377) and I want to use three of them - or another rotary encoder - to use it in my Raspberry Pi project. I ...
1
vote
1answer
14 views

Is there any way to further increase the speed of clk in spi?

At first, i tried to communicate with MCP3008 with raspberry using wiring Pi library and as it communicates through the spi driver, the data retrival of it is quite slow. Then, i opt for the next ...
1
vote
0answers
9 views

Hardware Volume Control - Runeaudio - HifiBerry Amp+ - Python

Okay, so I am building a sweet vintage style boombox for my nana using a RCA Victor X551 case, a Rpi3, running runeaudio. I have most of everything figured out, but could use some help with the ...
1
vote
1answer
26 views

Problem with everloop_demo from MATRIX Creator

I am attempting to set up and use the MATRIX Creator hardware. I have taken the following steps with a Raspberry Pi 3 and Matrix Creator attached (be gentle, I'm new to linux, RPI, hardware in ...
1
vote
1answer
26 views

Raspberry pi 2 B won't detect temp sensor DS18B20

I have a rasp pi 2 b+ and a temperature sensor DS18B20. I can't get my ls /sys/bus/w1/devices command to show anything other than w1_bus_master1. I suspect it is a problem with my set up but I've ...
1
vote
0answers
11 views

Set Navit's internal keyboard language - Help!

I have an Rpi2 with Jessie and I have install Navit for navigation. I am from Greece and all the towns on my map are in Greek language. I know navit only "knows" Latin and Cyrillic characters for the ...
1
vote
2answers
15 views

what devices to be used for communication

i have several devices like sensor, motor etc.which are connected to arduino.i want to transfer my sensor data from arduino to raspberry pi by wirelessly.which module should be used for that? also all ...
0
votes
0answers
18 views

Can I creat a scheduled NAS backups using a raspberry pi?

I'm new here, i saw many tutorials explaining how to creat a NAS with a raspberry pi but no one speaked about an automated/scheduled backup like regular NASs.
1
vote
0answers
11 views

How to use Raspberry Pi 3 inbuilt bluetooth for serial communication with PC?

I want to send data from Raspberry Pi 3 having Raspian Jessie OS. I can pair with other bluetooth devices using the Bluetooth Icon on the task bar and also using bluetoothctl. I tried to connect to a ...
1
vote
0answers
6 views

overlay from opencv on top of camera stream

i saw this video..There a humans face get tracked by a raspberry pi and a frame gets displayed around the face. As far as this it is not that hard to make. I'm interested in this overlay with the ...
1
vote
0answers
11 views

socat Virtual Serial Port on RPi3 data issue

I'm having issues trying to log and forward data to a program (opencpn). I've got NMEA data coming in from a serial device via a RS232>USB converter. This is fine. I was having issues with opencpn ...
2
votes
1answer
6 views

How to get executable code for raspberry pi from arm-linux-gnueabi-gcc cross compiler

i am using arm-linux-gnueabi-gcc cross copiler for arm but i am not able to select different architecture of this processor. can anyone help me to choose raspberry pi architecture
1
vote
1answer
18 views

SSH and VNC insanely slow on RPi 2

I have a Raspi 2. I just installed Raspbian on it but the SSH session is insanely slow. I type something in the terminal, on my laptop and it appears in 10 seconds. I installed X11VNC and ran it ...
0
votes
1answer
17 views

Raspberry PI + DS1820 + Led. Resistor confusion (series or parallel?)

Preamble: Red Wire: from 3.3v of Raspberry Black Wire: ground from Raspberry Yellow: PIN 1-Wire (as IN) from Raspberry (7th?) Brown: PIN 17 (as OUT) from Raspbery I have the circuit as photo: ...
2
votes
2answers
23 views

Building a Camera that tracks a target

I am planning to build a camera which will track a target and keep "looking at it" in motion. The camera needs to have vertical/horizontal panning/tilt. I am not sure if this is the platform to ...
1
vote
0answers
20 views

My user “pi” is a sudo user but cant run the sudo command in LXTerminal

This is what happened: I tried to enter any sudo command (e.g. sudo visudo) and entered Pi's default password(raspberry if you don't know) and this is what it came up with: pi@(none) ~ $ sudo apt-...
2
votes
2answers
32 views

C++ API for Raspberry pi camera not working

I am new with R-pi. I need to use picam. While working with cpp, i came to know there are already different API for this. I am using an API link here: http://www.uco.es/investiga/grupos/ava/node/40 . ...
1
vote
1answer
18 views

Whats the name of the package for grub2

I need to run update-grub because I've compiled a new kernel but the update-grub command is not installed. What is the name of the package for the Raspberry Pi that provides this program.
1
vote
1answer
15 views

Using fbi - No such file or directory

I installed fbi on my Raspberry Pi Zero and I'm trying to display a picture using sudo fbi -T 2 -d /dev/fb1 - noverbose -a testpic1.jpg It then displays a black screen with Open testpic1.jpg: No ...
1
vote
1answer
16 views

Wifi Configuration wlan0 unassociated

Using: Model B Version 2 Dongle: TP-Link model TL-WN823N os: raspbian Tutorial: http://www.circuitbasics.com/raspberry-pi-wifi-installing-wifi-dongle/ Following the tutorial above i have altered ...
1
vote
0answers
16 views

Jessie Lite: kernel module knfsd.ko is missing

Jessie Lite doesn't provide the knfsd.ko kernel module. So I suppose that I have to compile a new kernel myself. However, uname -r returns 4.4.13-v7+ but apt-get install linux-source installs linux-...
1
vote
1answer
24 views

Getting bluetooth to work on Raspberry Pi 3 after a dist-upgrade

This is really frustrating. Not expecting a definitive answer... but I can hope ;) Just some more troubleshooting ideas would be great. Clearly this has something to do with serial ports. But what???...
0
votes
0answers
12 views

Using MacBook Pro Monitor for displaying Raspian OS

I have a Raspbian Pi 3 but I don't have a monitor nor mouse. How can I use MacOSX monitor to display the Raspian on it? My Macbook Pro doesn't have an ethernet port. I wonder if there could be some ...
1
vote
0answers
10 views

Launch omxplayer for video from local HTML

I'm building a simple HTML kiosk for a church. HTML5 playback is pretty bad, even on a Raspberry Pi 3. I'm wondering if there is a way to force the computer to open an a video anchor on the web page (...
0
votes
0answers
12 views

Can't write to i2c but can read. (LSM303 / Adafruit 10DOF)

I connected an Adafruit accelerometer + gyro + barometer to my Raspberry Pi v3 and did the necessary configuration to enable I2C, and installed some tools. running i2cdetect -y 1 shows me: 0 ...
0
votes
0answers
14 views

Airplay doesn't work on Raspberry pi running OSMC - IOS 9

I am trying to play audio through my Raspberry Pi from my iPhone(running IOS 9). I can see the name of the pi under AirPlay, but it deselects whenever I click on it. I had read that OSMC didn't ...
0
votes
0answers
13 views

RPi 2 Doesn't Boot, Getting Hot

My Raspberry Pi 2 is not booting and, within approx. 2 seconds, the Broadcom chip becomes burning hot. This is the story: The Pi was working fine until my old HDMI to VGA adapter broke, so I got a ...
0
votes
0answers
8 views

the raspberry Pi 2 won't run

I can't get the Raspberry to work. I've reformatted the sd card, loaded an aviation img file and the monitor does not recognize the unit.
0
votes
0answers
5 views

Play very short sounds

On Raspbian and RPi3 I cannot play very short sounds (less than 100 ms). They are common "beeps" playing fine under windows with VLC or MediaPlayer. On RPi3 I tried with: sox aplay and none of ...
0
votes
0answers
4 views

Why do I keep getting a “cannot connect to X server error”?

I am using the FLIR camera with my Raspberry Pi and running it on a Raspbian destro of linux. I've followed the instructions on the Github page perfectly when trying to setup the raspberrypi_video ...
0
votes
0answers
9 views

Can a PCI-E x1 to x16 via usb riser be used for pci-e on RPi?

I am trying to figure out how to put a GPU on a Raspberry Pi (I have a B+ but am getting a Pi 3 soon), and I'm wondering if, power issues aside, it would be possible to use a PCI-E x1 to x16 via USB 3....
1
vote
1answer
17 views

udev rules to auto mount usb storage while already running

I'm using the RPI2 with Raspbian Jessie. I made a C++ program which records video file on a USB dongle (/dev/sda1 mounted to /media/usb1) I would like to be able to replace the USB dongle while my ...
0
votes
0answers
10 views

How to SSH into a Raspberry Pi [duplicate]

I have just reinstalled Raspian on my RaspberryPi and now I am unable to ssh into it. Before I reinstalled Raspian I was able to type ssh pi@raspberrypi into the terminal on my mac but now when I ...
1
vote
1answer
33 views

Installing all python modules

I'm going on vacation into a foreign country and I want to take my Pi 2 with me to play a bit, not having a particular project in mind. I may not have Internet access all the time or it may be limited ...
0
votes
0answers
15 views

can't notify threads after FALLING edge detected

I have a robot that contains 4 ultrasonic sensors which has been set to calculate the distance from the robot to any detected obstacle, and I connected a push button to refresh calculations. Updater ...
1
vote
2answers
307 views

Raspberry Pi Power Limitations

There are very many, often contradictory, claims about the power requirements and limitations of the Pi. What are the exact requirements?
1
vote
0answers
19 views

5V relay with Raspberry pi 3 Model B

I am working on home Automation Project (Voice Recognition to light On/Off) and yes i'm new to raspberry pi I have: [ http://www.amazon.in/Raspberry-Pi-64-bit-quad-core-Cortex/dp/B01CCOXV34?ie=...
1
vote
0answers
15 views

Recommended Accel/Gryo/Compass Sensors for the Pi?

Is there a guide or list of accel/gyro/compass sensors that have well-documented code that are known to work with the Pi2/3? I've wasted several weeks trying to get various InvenSense chips to work (...

15 30 50 per page