Questions about drivers for external peripherals as well as drivers for the system components

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1answer
23 views

Raspberry Pi Recognizes Logitech C920 Webcam But Can't Do Anything

Running Rasbian OS on Raspberry Pi B From dmesg: [139215.134634] usb 1-1.3: new high-speed USB device number 7 using dwc_otg [139216.356892] usb 1-1.3: New USB device found, idVendor=046d, ...
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0answers
17 views

Support for I2C matrix keypad using TCA8418 [closed]

I'm trying to get the TI TCA8418 matrix keypad controller working over I2C. The process is quite confusing. I understand that I have to compile the kernel module, install it and then configure it ...
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2answers
66 views

Drivers for TP-LINK TL-WN723N v3

I need the drivers for my wireless adapter (TP-LINK TL-WN723N v3). I googled a lot, but could not find latest drivers. All I could find were the drivers for TP-LINK TL-WN725N. My raspbian version is ...
1
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1answer
32 views

Compiling TV Card Drivers on Raspberry Pi 2

I own an August DVB-T208 Freeview TV Receiver. I would love to attach this tuner to a Raspberry Pi running OSMC. However, on the drivers page on their website, there are Linux drivers for this device ...
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0answers
40 views

SPI problem when install CAN controller driver

I updated my raspi to 3.18.7+ last days and i also need new driver for my modules. I was waiting for PICAN board driver for pi and yesterday i uploaded it. Before uploaded; ls -al /dev/spi* ...
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1answer
33 views

Mouse flickering on certain programs

I have the raspberry pi 2 with a hdmi - vga monitor running Raspian. On programs like gimp and things I made in my game, my mouse keeps flickering if I move it across the screen, and if I don't move ...
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1answer
67 views

Analog psp thumbstick not working with analog to digital converter on Pi model 2

I am working on a portable RPI 2 retropie (another version of Raspbian) powered game console. I have bought an analog psp thumbstick, and an mcp3002 analog to digital converter, that I want to use for ...
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0answers
15 views

Developing drivers for HATs: is this a good practice?

I have designed a few HATs. Now about driving it, does this sounds like a good way doing it? The architecture described below is the driver layer designed for my custom kernel, but a stripped down ...
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2answers
125 views

“Inappropriate ioctl for device” error since upgrading Rasbian & firmware

I was happily controlling Shiftbrite LEDs using SPI and Python based on this code Today I upgraded my Pi using sudo apt-get update && sudo apt-get dist-upgrade sudo rpi-update Now my ...
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0answers
136 views

DWA-171 using 8812au.ko does not seem to work on Linux kernel version 3.18.8+

I have already tried the procedure described in (Drivers for dwa-171 wifi usb dongle) on several RPi's without success. Each attempt fails at the end of the process with "ERROR: could not insert ...
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0answers
429 views

TL-WN725N v2 WiFi adapter not working on Raspberry Pi Arch Linux

I have a TL-WN725N v2 WiFi adapter and I can't get it working on Raspberry Pi running Arch Linux. Linux kernel version is 3.18.5-1-ARCH #1. Some time ago, to make this adapter working, it was ...
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0answers
188 views

Why I cannot read the temperature/humidity sensor sht20?

I use a temperature and humidity sensor sht20. According to this link: http://www.sensirion.com/en/products/humidity-temperature/humidity-temperature-sensor-sht2x/ It is compatible with sht21, which ...
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2answers
247 views

Do we need to put i2c code into kernel?

I see codes to make i2c device (e.g. i2c sensors) work in user space, just need kernel to support /dev/i2c-0 or /dev/i2c-1. But whether do we need to put the codes into Linux kernel? For example, if ...
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2answers
62 views

Error when running a program to test library that write values on GPIO

I tried to write a Linux driver that writes and reads values to and from GPIO pins. Also, to test the driver I wrote a small shared library ( somehow based on bcm2835 library, I took from there the ...
1
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1answer
60 views

Do I need a soft-float/“armel” installation to run a soft-float/“armel” driver?

I want to set up a Raspberry Pi as a network endpoint for the USB-only Samsung SCX-4521F multifunction printer/scanner. To achieve that, I believe I'd need to install the Samsung Unified Linux Driver ...
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1answer
1k views

Drivers for dwa-171 wifi usb dongle

I'm having trouble to compile and use drivers for dwa-171 wifi usb. I have tried a lot of things but currently i'm unable to load module. Recap of what i have done so far: Getting kernel sources: ...
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2answers
2k views

Compile linux device driver in Raspbian

I have some problems with compiling & building a simple gpio driver that I wrote( after THIS documentation). I have a Raspberry Pi Model B+ ( not sure if it's relevant to the question) with a ...
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0answers
273 views

Build RTL8188eu wireless drivers on pidora (Fedora remix) [closed]

I'm rather new to the raspberry pi (and linux in general) and am trying to compile the rtl8188eu drivers on pidora (The fedora remix) and have been having some trouble. I have already downloaded the ...
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1answer
234 views

RTL8192cu wifi Authentication request to the driver failed

The device is being picked up by my pi. I also checked to make sure the 8192cu module is being loaded by the kernel as well. But I simply cannot connect to my wifi. I have tried multiple methods. I ...
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0answers
412 views

Using motionPie: I'm stuck trying to install a camera driver

I'm trying to set up a raspberry pi for these tasks: streaming video over a network listening to commands (I'm not yet sure how to do that) over network parse commands and control a slave connected ...
1
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1answer
415 views

Kernel .config necessary options

I'm interested in compiling a custom kernel for the pi. I have the source from the github archive, which includes a make target for a default configuration: make ARCH=arm bcmrpi_defconfig But (as ...
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0answers
111 views

Using I2S/PCM on the P5 header

I am trying to get audio capture through a custom codec board that is using I2S to communicate the audio data. I'm having trouble finding support for using I2S. There was a lead here although the ...
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0answers
130 views

Motion works on one PI, but not on another

I'm trying to migrate Motion from one PI (IP51) to another (IP61) and am running into problems getting all the functions working. I'm testing if Motion is working by if I can see the picture in ...
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2answers
14k views

TL-wn725n V2 driver needed for Linux 3.12.28

I'm Trying to get TP-link's TL-wn725n V2 Nano USB adapter working with my Raspberry PI and an running into problems. I've read a few posts, but an getting myself confused. I can SSH via Ethernet to ...
0
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1answer
238 views

Does the kernel support a BMP180 BMP85 digital pressure sensor out of the box?

The kernel generates a virtual file with the values for the famous temperature sensor DS 18B20. Is there a plug and play kernel support for the I2C digital pressure sensors BMP180 and BMP85 too? ...
2
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1answer
1k views

USB modem not switching from mass storage to modem mode

I have ZTE MF669 USB modem. root@raspberrypi:/home/pi# lsusb Bus 001 Device 002: ID 0424:9512 Standard Microsystems Corp. Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 001 ...
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0answers
73 views

Send raw SD commands to manage a SDIO device [duplicate]

I want to manage a non standard SDIO function from the Raspberry Pi (this is contained in a Combo SD card, so I boot the system from the SD storage). Should I write a driver for this? Is there any way ...
0
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2answers
887 views

playing wav files with pygame bad quality with noise

I am trying to play a wav file in my raspberry-pi using pygame. I am able to play the music in the speaker.But the sound is very low and many noises are coming along with the sound. Is there some ...
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0answers
983 views

How to ILI9341 SPI TFT display make work

I bought this display: There it is. After installing drivers for it( drivers are here ), display works, but only quarter of screen works and whole screen is flickernig. My kernel isLinux NETRUNNERHUB ...
2
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1answer
6k views

Why do I get this error trying to install TP-LINK (TL-WN725N) wireless adapter driver?

I am very new in RaspBerry and I am using RaspBian distribution. I am going crazy to install the wifi USB adapter. The used model is a TP-LINK TL-WN725N I followed this tutorial: ...
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0answers
65 views

What's the difference between Rpi kernel source and Rpi distro kernels?

I need a specific kernel module (driver for a USB grabber), which is included in kernel 3.12. So, I went for Pidora, which features kernel 3.12 but was surprised, that the module wasn't included in ...
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1answer
196 views

Is there a big touch monitor available which works with raspian os?

I am interested in buying a big touchscreen . I am talking about 19" - 23" . But I am not sure if Raspian OS supports these screens out of the box or what is needed. Did anyone already made such a ...
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0answers
236 views

Setting up wifi with wpa_supplicant error

I purchased a TP-LINK TL-WN725N usb adaptor to connect to wifi, as I don't have an ethernet cable long enough to reach my router (on a different floor). I've installed the drivers for my kernel ...
1
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1answer
245 views

Is GPU accelerated Xorg server released

we are working C# windows form application. The rendering of form and form navigation is very slow. I was reading about the speed improved X org server or graphic driver about to release in 2013. Is ...
2
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2answers
76 views

Raspberry PI camera module

This might seem like a strange question, but does anyone know the reason for the camera driver not be implemented as a SoC camera driver? For those not familiar with this, it is a framework that ...
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0answers
48 views

Install New Software on Raspberry Pi

We need to log data from data logger to Raspberry Pi and send it to server by USB 3G/2G module. For logging data a software/driver has to be installed and also the 3G/2G data card driver on raspberry ...
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1answer
190 views

RTLWIFI drivers without a custom kernel?

According to multiple sources, the only way to get a USB wifi based on the RTL8192CU chipset into monitor mode is to use the RTLWIFI driver, instead of the stripped down driver that ships in raspbian. ...
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0answers
789 views

4G internet with Huawei E220 or K5150

I have got a Huawei E220 modem and I connect it with sakis3g. Recently I switched to a 4G network with 40Mb/s speed. However, with this modem I still get only 2Mb/s, because I think I connect through ...
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0answers
147 views

Driver for these SPI TFT displays?

I have some old SPI TFT screens with the uncommon chipset like SPFD5408A and EPSON S1D15G10. I want to use it as a main screen. (if possible) Can i use/modify from the fbtft(notro) or anyway i can do ...
0
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1answer
1k views

Capturing serial number of 2 USB RFID Reader in python (PI+2 RFID (Mifire RFID))

I've tried several programs to capture the serial number of 2 USB RFID Reader. I use 2 Mifire RFID (named RFID A & RFID B) and they connected to my Raspberry Pi. I want the Raspberry Pi ...
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2answers
435 views

USB webcam showing green screen

I am trying to get my usb webcam working with pi, but apparently there is a problem with coding or driver, as the camera output is showing only green screen with some crazy pixels at the top (as the ...
0
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1answer
206 views

RPI FAT32 Filesystem?

Is it possible to make the filesystem of the pi, which is normally EXT, to a FAT32, and the pi would still be able to use it? It would be very handy, cause then i would be able to edit the files for ...
0
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1answer
439 views

Installing driver in raspberry pi [closed]

i dont know how to do it. I try to install driver into raspbian. I was download it manually and extract it into a folder. But I don't know how to run the setup.exe. Anyone please help me. I try to ...
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0answers
428 views

Issues with rtl8192cu drivers

The Problem: I am currently having trouble with WiFi drivers on the Raspberry Pi. I am using PiBang which is built on top of the Wheezy distribution. I have an Edimax nano USB WiFi dongle which ...
2
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2answers
112 views

Pre-install device drivers

I do not have a USB plug-and-play keyboard for my Raspberry Pi. I do have however a Bluetooth keyboard and a USB Bluetooth dongle. The problem is I have no way to configure my Raspberry Pi during ...
4
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1answer
4k views

Set up Edimax EW-7811UN WiFi dongle?

I have an Edimax EW-7811UN WiFi dongle and I want to use it to connect to my WiFi on Arch Linux 3.10.18-1-ARCH+ (taken from the login prompt, not sure if that's correct. I'm new to Arch). I went with ...
1
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1answer
1k views

Controlling multiple 7-segment LEDs with few GPIOs

I've got a simple single-digit 7-segment LED working properly (simply using 7 GPIO pins), but I'd like to scale it up to multiple digits and higher power. But I'd like to keep the number of GPIO pins ...
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2answers
1k views

Write Device driver for Raspberry Pi?

I have recently started playing with raspberry pi and want to write device driver for it. Already installed cross tool chain in development PC (having Ubuntu), compile and download application code ...
1
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1answer
3k views

Installing Wireless Drivers

I am having trouble understanding how to install the drivers needed for my usb wireless that came with my Raspberry Pi Starter Kit. I have the drivers from the CD on the SD card. install.sh does ...
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0answers
393 views

What steps would I need to take to use a kindle fire screen with my RPi?

I have a first-generation Kindle Fire and a RPi. The Kindle Fire screen has a LVDS interface. The Kindle Fire runs a modified version of an Android OS. As background, I have moderate experience in ...