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As Judy already said: Writing a device driver is hard work and you will have to find out most of it yourself or from any available MS documentation.
Actually, I remember having seen one driver or so here on CP, but I am neither sure, nor could I give you an URL. Try searching for DDK, WDK and "driver" in any articles.
I still would caution you against reinventing the wheel. If you just want to use an USB pendrive to store data, use the existing driver. If you want to encrypt data, encrypt the files, not the drive, or use third-party software (TrueCrypt, SafeBoot, etc.) to do it.
However, if you just want to be able to say "I wrote a driver for USB PenDrive X", go ahead, but be aware that only a few select CPians have ever written drivers, or so I heard.
Cheers,
Sebastian
--
Contra vim mortem non est medicamen in hortem.
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Hi All
My friend need basic electronics interview questions .............
Can anybody give me URLS where he can find some good sort of questions
Thanks and Regards
Sandeep
If you want something you never had,
do something you have never done!
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sandeep akhare wrote: My friend need basic electronics interview questions .............
Can anybody give me URLS where he can find some good sort of questions
Did you google search 'Electronics interview questions' Sandeep ?
This web site might be what you are looking for:
LINK:
http://www.hitequest.com/Hardware/El_hardware.htm[^]
If it isn't any help google search (or use your favourite search engine)
'Electronics interview questions'
Hope this helps!!!
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Thanks for reply
Ya after searching on web i posted in the forum as i am getting same web pages in google for query string related to Electronics Interview Question
i want some downloadable so that it will be easy instead of one question per page
Thanks and Regards
Sandeep
If you want something you never had,
do something you have never done!
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Are they the write sort of questions you want?
sandeep akhare wrote: i want some downloadable so that it will be easy instead of one question per page
A downloadable program or downloadable 'electronics interview questions'?
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how many file system are available for usb flash drive.list it.
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All of them?
Cheers,
Sebastian
--
Contra vim mortem non est medicamen in hortem.
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Depending on the O/S using it, every file system currently in existance.
Dave Kreskowiak
Microsoft MVP - Visual Basic
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Do your own homework!
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Rules of thumb should not be taken for the whole hand.
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Dear all,
Now I have a small program written by Borland C++ 3.1 for Win 16 bits, the function of this program is sent data from external PC Win 98 to another PC that run on Win 95. In fact this program run properly on Win 98, but when I run it on Win Xp thus it always be fault. Anybody please explain to me what is wrong and why it can not run on Win XP. If I want to run this program on Win Xp what I should do?
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It's impossible to say whats wrong without knowing anything about the app or what the error messages are.
Dave Kreskowiak
Microsoft MVP - Visual Basic
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Please show me how to post file and imageto Message text? Thank you
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You can't. You can't post a file, but you can post a link to the file uploaded somewhere else.
But, if anyone has a brain in their head, they won't download code they don't trust, and run it.
Like I asked before, got an error message?
Dave Kreskowiak
Microsoft MVP - Visual Basic
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I my VC++ program I call a small program written by Borland C++3.1 names: robot0.exe but this program functions to send data from PC to robot controller Win 95 operating system via COM port. However when it is called an error indicates in message box immediately.
16 Bits MS-DOS Subsytem
D:\WINDOWS\system32\cmd.exe
The system cannot open COM1 port requested by the application. Choose "Close" to terminate the application.
I kindly recieve any suggestion form you. many thank for your reply
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It's possible your machine doesn't have a COM1. Look in Device Manager, under the Ports section. Make sure the Communications Port is labeled (COM1). Or the port is already open by another process, like a modem DialUp connection, or some other piece of software talking to the controller.
You can't have two processes using the same COM port at the same time.
Dave Kreskowiak
Microsoft MVP - Visual Basic
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You need to investigate into the Compatibility tab.
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how to make read only usb drive to writable one
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That would depend entirely on what made it "read only" in the first place.
One one of my thumb drives, there's a small, two position switch that makes it ReadOnly.
Dave Kreskowiak
Microsoft MVP - Visual Basic
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i am having usb which is paritioned as readonly. now i have to write files into it. how to do this?
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Your going to have to use a piece of software, like Partition Magic, to change the ReadOnly attribute on that partition.
Dave Kreskowiak
Microsoft MVP - Visual Basic
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hi to all!!
when i shut down my laptop there comes End Now window ....
i am using xp home edition.please tell me why does it come like this...
why it does not shut down without this dialog box
thanks in advance....
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It happens because there's at least one application or service that is not shutting down fast enough. The title of the application should be in the titlebar of that window.
Dave Kreskowiak
Microsoft MVP - Visual Basic
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Yes, it means that a process is not exiting (closing or whatever) fast enough when it receives the message to shutdown.
My Symantec AntiVirus 2006 has a couple of processes that do the same thing; they don't stop fast enough. I don't do anything; I give them more time to finish; they eventually do. If you give the process (whatever it is) time to finish and if it does then it is probably best to always do that. If the dialog box does not go away after a couple of minutes or fast enough for your requirements then you can push the End Now button and probably there will not be any damage to your data or whatever. It is best however to let the process finish if possible.
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