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Questions tagged [driver]

Questions about software drivers for external peripherals as well as drivers for the system components. This is NOT for questions about "driver boards", e.g., for motors; use 'dc-motor' instead.

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1answer
29 views

Disable USB driver on RPi Zero W

I am using a Raspberry Pi Zero W running Raspberry Pi OS (32-bit) Lite (Aug 2020). This is an IoT project where, I have a USB modem that makes my internet connection. When the modem is powered on it ...
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0answers
27 views

How to install Generic / Text Only printer on Raspberry pi 4 with Windows 10

On windows 10 for Raspberry pi (ARM64), all basic printer drivers are present (microsoft, samsung), but "Generic" section isn't present! I need to install a thermal receipt printer (exactly ...
3
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1answer
95 views

Editing heartbeat LED trigger

I am trying to edit the timer of heartbeat trigger on RPi Zero. I have found original .c file of kernel driver here https://github.com/raspberrypi/linux/blob/rpi-5.4.y/drivers/leds/trigger/ledtrig-...
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1answer
90 views

Raspberry Pi 4 hung on boot while powered USB hub is plugged in

I've got a powered USB hub with an ethernet port connected to my Pi. When the Pi boots with it plugged, the boot process hangs until I unplug it. This seemingly includes the clock, as /var/log/syslog ...
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0answers
38 views

Screen Software reset on usage of apt repositories

I'm using the waveshare 3.5 inch touchscreen, it's wiki can be found here 3.5wiki. From the moment I use the apt repository it becomes blank at the next reboot. The raspberry stays responsive (tested ...
-2
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1answer
31 views

How do I connect my 24 pin fpc to dip breakout board to my rpi zero w?

So I am working on a type of headset and I bought the adafruit 1.3 ips with 24 pin fpc connector and st7789 driver and I'm thinking of using a breakout board to do it. What I don't know is the pin out ...
1
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1answer
35 views

Driver for HelTec E-Ink display

I was given this SPI e-ink / e-paper display from HelTec and am trying to make it work with RPi. Apparently there’s a driver for Arduino but I would very much prefer to connect it directly to RPi and ...
1
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1answer
37 views

WiFi dongle works on raspberry pi 4 but when i put sd card and wifi dongle with PiZero it does not show up in ifconfig?

I am trying to plug a USB wifi adaptor to raspberry pi zero and I got driver problem so I removed the sd card and usb wifi adaptor and put it on a raspberry pi 4 and installed the drivers and when I ...
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0answers
24 views

Consequences of the first low-level GPU driver for the Broadcom Videocore IV GPU

3 days ago, Martin Thomas announced on twitter the first low-level GPU driver for the Broadcom Videocore IV GPU. What exactly is a low-level GPU driver, is it the equivalent of a firmware? And most ...
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0answers
19 views

DTOverlay for Focaltech ft6336c touchscreen

I have a touchscreen which uses the ft6336c driver for the touch (the video is sorted via a DPI interface). I have found that there is a kernel driver, edt-ft5x06.ko but I can't find an overlay. Does ...
4
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1answer
991 views

Issues installing RTL8812BU WiFi driver on Raspberry Pi 4 B

Recently, I bought a USB3 WiFi adapter with the RTL8812BU chip (Supports Linux). I have spent 5 hours so far trying to install the Linux driver for the chip on my Raspberry Pi 4. Apparently, I am not ...
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2answers
52 views

How do I know that a Dual-Band USB WiFi dongle will work on Raspbian or other Linux distrobution?

How do I know if a Dual band USB WiFi dongle will work on a Raspberry Pi running Linux? I know that Linux must have a driver that supports the wifi chipset used in the dongle. But with the number of ...
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0answers
12 views

Which one is sensor from IIO?

I am looking for list of sensors from the kernel drivers. I am not sure which one is sensor and which one is not. Are all of them sensors? If not then how can I get those I mean is there any API ...
0
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1answer
33 views

How I can identify and set a needed display module which was missing on boot time?

Summarizing the problem Can't identify a needed display module which is loaded within the initramfs on boot time. Providing details and any research After fixing the problem on the surface using ...
0
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1answer
60 views

edt_ft5x06 touchscreen probe failed with code -121

I am trying to get ER-TFTM070_5 display with capacitive touch screen to work. I hae gotten as far as getting the screen it self to work. Now I am facing a challenge to get the touch screen digitiser ...
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0answers
19 views

Problem in initiating i2c driver module for bmp180 i2c based sensor at kernel level

For leaning purpose i am writing a i2c client kernel module for bmp180 pressure sensor. My kernel code is -> #include <linux/version.h> #include <linux/module.h> #include <linux/init....
1
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1answer
206 views

Raspberry Pi 4 doesn't show a wireless interface - what drivers are required?

I have a raspberry pi 4 running Raspbian Buster. I'll be the first to admit this particular instalation is non-standard. It's been upgraded a version or two and was definitely active on my pi-3 if ...
2
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1answer
39 views

where can I get the driver of imx219

I'm building kernel(xilinx) and rootfs(debain10) for Avnet96v2 board which has connetted a imx219 via mipi adapter, where can I get newest official driver for the camera, if it is existing. By the ...
1
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1answer
2k views

Ubuntu 19.10: Enabling and using Raspberry Pi Camera Module v2.1

I have installed Ubuntu 19.10 64-bit on my raspberry pi4 with 1gb ram. I know raspbian would be the better choice, but I have to use Ubuntu for some other reasons. Moreover I know that Ubuntu Mate ...
1
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1answer
135 views

Who has Docker working (pi 4b)? What OS did you use?

First off I am running berryboot on the sd of my raspberry pi 4b so I can load/run raspbian desktop OS off a 480gb SSD. I hate not have running out of storage ever (this works fine). Issues: Docker ...
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2answers
256 views

Berryboot, raspbian, docker, SSD, aufs vs overlay2 storage drivers, nnc1: timeout waiting for hardware interrupt, pi 4b

Hi my goal is to step up my pi 4b with berryboot loading the OS onto a SSD where I can start running docker to become better familiar with it. Then use pi-hole and pivpn and whatever else might be ...
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0answers
196 views

Nvidia shield controller on Raspian: How to

Can someone clearly list the step to follow in order to correctly set up the Nvidia's joystick on Rasbian? Surfing on the web I can found something but, however, I have no idea how to test it. The ...
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0answers
24 views

Can I use the sourcecode of cuppswrapperdriver to compile the lpr and cups driver for a printer?

I have a Brother MFC235C Printer, but the manufacturer only provides compiled drivers on x86 architectures. But also the source code of the cups wrapper driver, is it enough to try compiling this ...
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0answers
30 views

Raspberry Pi 3 and DLink N300 not working

I'm trying to get an additional wifi working on my raspberry pi 3. uname -a Linux raspberrypi 4.9.35-v7+ #1014 SMP Fri Jun 30 14:47:43 BST 2017 armv7l GNU/Linux lsusb Bus 001 Device 006: ID 0bda:...
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0answers
68 views

Linux driver support for OV4689

I am working on Camera driver in Linux. We used camera module with OV4689 IC. Below is the link https://www.arducam.com/product/1-3-ov4689-sensor-standalone-camera-module-uc4689-a46/ Any one used ...
3
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1answer
192 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 ...
0
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2answers
68 views

How to lower the power of an RT2870 USB Wlan adapter on Raspbian

I have to lower the range of a wlan adapter to limit the area I'm capturing data in. I'm using the newest version of Raspbian, Pi 4 and the adapter is ralink rt2870 I've tried adjusting the txpower ...
1
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2answers
966 views

WLAN module gone - RPI 4 B+

The WLAN module of my RPI 4 B+ disappeared. At first I thought that the hardware component had blown. How can I properly diagnose whether there is a hardware or software problem? What I have done for ...
0
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0answers
27 views

Character driver for i2s - Pi hangs on interrupt handling

Lately I have been writing a linux loadable kernel module which is a character driver for the BCM/I2S interface of the BCM2835. I need this to access a specific i2s codec. Although generally ...
0
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2answers
108 views

Help Patching a driver

I've been tasked with updating a driver on a Raspberry Pi 4 running Raspbian. I'm told I need to apply this patch https://lkml.org/lkml/2019/4/1/1050 in order to get my USB modem to work. When I run ...
3
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2answers
2k views

How to connect ST7789 LCD to SPI Bus 1 as 2nd screen?

I've been trying to get this ST7789 library working with the 240x240 1.3" display on the rpi0w Python lib https://github.com/solinnovay/Python_ST7789 So far I've set all the screen pins to the bcm ...
2
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1answer
299 views

Artillery [ ILI9341 ] 3.2" LCD Touch Screen White Display and Driver Problem

I bought this Artillery 3.2 Inch LCD Touch Screen Display Monitor: https://www.aliexpress.com/item/32553185633.html?spm=a2g0s.9042311.0.0.27424c4dFky0Ok But it only shows a white screen, so I ...
1
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1answer
160 views

ADF support for scanadf on HP scanner

I have installed SANE and I'm trying to scan pages with the ADF (automatic document feeder) of my HP ScanJet 8250. I found scanadf, but it does not use the ADF for scanning. I now read at the end of ...
0
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1answer
70 views

Trouble adding a gpio device to the device tree

I'm trying to connect an hx711 to GPIO23 and GPIO24 pins on an RPI3 A+, and I need to specify this in the device tree to have the hx711.ko driver be probed. I've been stuck on this problem for some ...
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0answers
134 views

Raspberry Pi Compute Module 3+ yocto usb ethernet found but not working

I've created my own very basic console distro with yocto and uploaded it to a compute module 3+. Everything works so far, but I am unable to access internet via the connected AXIS AX88179 Gigabit ...
1
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1answer
2k views

Raspberry Pi 4 Installed screen drivers but disabled my hdmi

I bought a touchscreen and installed the drivers for it, but now my hdmi doesn't work. I am currently running Raspbian on Raspberry Pi 4 model B.And I have a 3.5 inch tft screen.I do not no what ...
4
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1answer
1k views

DS18B20 Temperature Sensor - Rpi 3/4 Driver, Wiring, Detection, and Python Programming

I am new in raspberry pi. In my research project, I would like to monitor ground temperature at 60 points. My team decided to set a monitoring system using raspberry pi. As a preliminary test, I ...
1
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0answers
413 views

Is There Support for 8-bit/4-bit parallel i/o bus (8080 or 6800) for LCD drivers?

I'm looking at using a 240x128 LCD with a UC1608 chip. Are there any packages that support parallel i/o with it? The UC1608 has support industry standard 3-wire, 4-wire serial bus (S9, S8, S8uc) and ...
6
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2answers
1k views

What sort of throughput is achievabe over the USB 3.0 port on the Pi-4?

Looking to run a router application on the rPi-4, and was wondering if anyone has experience using usb 3.0 -> gigabit ethernet adapters on it - specifically what adapter/chipset worked with what ...
2
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0answers
146 views

Raspberry Pi Model 4 - Which nonfree parts remain?

As the Raspberry Pi Model 4 was released today, I reckon it's time to update this question. I'm aware of the fact that a lot of effort was put into writing usable free software GPU drivers as stated ...
1
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1answer
49 views

How can specify unsigned number corresponding GPIO pin in linux kernel module?

I am beginner of linux driver. I want to write my simple module with led. i found some function like gpio_request(unsigned gpio, const char *label), gpio_export(unsigned gpio, bool ...
1
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1answer
967 views

LIRC won't setup the device

Very new to this low-level driver stuff, so many places to make mistakes. Basically I'm trying to get an IR transmitter with lirc. I have a IR led to pin 23 with a transistor, however there's nothing ...
1
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1answer
47 views

Display don't work after driver install

I bought a display via eBay (https://www.ebay.at/itm/3-5-TFT-LCD-Touch-Screen-Module-320-480-RGB-Display-Case-For-Raspberry-Pi/391223449334?ssPageName=STRK%3AMEBIDX%3AIT&_trksid=p2060353.m2749....
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0answers
249 views

Driver installation Edimax EW-7811 UTC

I am trying to install the drivers for Edimax EW-7811UTC on Raspberry Pi3 running Stretch lite. I followed the steps given in How to install EW-7811 AC600 Series and EW-7822UAC adapters on Raspberry ...
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0answers
136 views

Display drivers for RaspberryPi3B+

I am trying to get a 3.5 inch RPi Display working on my raspberry pi. I have written my sd card with raspbian and the pi works well (red LCD glows all the time , and greed LCD flickers (fades on and ...
1
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0answers
232 views

How to get maximum GPIO output speed in Kernel module?

I'm writing a Linux kernel module on RPi2 to push an array to RGB Led matrix, so I want to have maximum speed of GPIO to reduce the 'flick' when it run Bit Angle Modulation. According to this site, ...
4
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1answer
497 views

Execute script on boot (with boot folder)

I'd like to know, whether there is an option to execute a script on the first boot of Raspberry. There is a catch though. I'd like to be able to put the script in the boot folder. Since it is ...
1
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1answer
1k views

How to set up the Edimax EW-7611ULB combo Bluetooth WIFI dongle

Although, this dongle works (for awhile), there is a problem with the bluetooth driver. After streaming for about an hour, the driver eats up all the Pi memory and the Pi stops responding. Power ...
0
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0answers
53 views

Creating device driver which feeds GPS Co-ordinates from phone to raspberry pi

I don't have GPS module, so I was thinking whether I can feed GPS coordinates from my android/ios phone to raspberry pi over wireless protocol like bluetooth/TCPIP. Can I create a virtual device ...
1
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0answers
103 views

Slideshow program to use with Raspbian and OpenGL?

I have a Pi 3 Model B+ which I wanted to use as a device to show a slideshow for images on a screen. I'm using Raspbian and was happy with FEH, but since another program ("redshift", a blue light ...

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