device-driver

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Audio / Camera Driver - FriendlyARM Mini2440 - s3c2440

I am a newbie to embedded linux and am keen on learning to write device drivers. I have got a FriendlyARM Mini2440 board with me.[详细]

2023-02-15 00:32 分类：问答
Write on a pendrive with low level access

I am trying to开发者_运维百科 create a low level format utility for Linux. Is there any C/C++ library that can be used toaccess disk drives and write in the specific position?[详细]

2023-02-14 09:59 分类：问答
using numpy.memmap to map a device file

Is there a reason that opening a device file (rather than a regular file) using numpy\'s memmap shouldn\'t work?[详细]

2023-02-10 19:59 分类：问答
Controlling a device that only interacts via Hyperterminal using python

I am trying to write a basic driver to control a device that only interacts with hyperterminal. All the inputs expect HT formated data and all of the returns include copious equal signs, newlines, and[详细]

2023-02-08 08:38 分类：问答
Looking for an explanation of kernel driver I/O interface capability

I am looking at ways of interfacing to specific hardware I/O addresses from various Windows versions from 32-bit XP up 64-bit Win7 and beyond. There seem to be various solutions published with varying[详细]

2023-02-07 15:47 分类：问答
How to know how much physical Ram allocates imdisk to a ramdisk

Lately I\'m using imdisk http://www.ltr-data.se/opencode.html/#ImDisk I am making a 1 GB ramdisk with this command: imdisk.exe -a -t vm -m V: -s 1024M -p \"/fs:NTFS /q /y /v:Name /c\"[详细]

2023-02-06 15:07 分类：问答
Determining if a device is a touchscreen device in linux

I am trying to determine what /dev/input/eventX device is the touchScreen.I am currently looking at the return of EVIOCGNAME to get device name.Looking at the return values of theEVIOCGBIT ioctl I don[详细]

2023-02-06 10:51 分类：问答
API to detect usb device

Can some one please point to any API or links where i can detect a USB device and other interfaces tot开发者_如何转开发ransfer data into it.I am trying to do this on linuxTake a look at libusb - it\'s[详细]

2023-02-05 12:02 分类：问答
java application reads data from card reader

If someone wants to write a java application that interacts with a physical device, specifically a reader (e.g. as when you go in a hotel, gym, bank etc and you pass the card through a reader and the[详细]

2023-02-04 04:59 分类：问答
Can guest on VmWare detect USB device which host did not detect?

I have a GPS device and its driver for Windows XP. I have Windows 7 on my laptop. I have no plans for any dual boot Windows XP and Windows 7.[详细]

2023-02-04 03:30 分类：问答