Re: pda>>>>



avinash1323@xxxxxxxxx wrote:
Sir,
Am Avinash.T.J doing my btech(ece) at AMRITA ENGINEERING COLLEGE
(INDIA) ..Am interested in designing a pda .So i need to know which
processor is used for this? i want to program it by my on.Is there any
c compilers for it? In the first phase am not interested in building a
real pda..only a small miniature one which can perform the functions
like calculator,phonebook,calender.Also i wamt to know from where will
i get the parts ?.Will i able to do with pic microcontrollres???...So
pls suggest me the sites where i can get th informations about this
stuffs.pls reply as early as possible.If possible reply to
avinash_05ece18@xxxxxxxxxxxxxxxxxxxxx

That's an ambitious undertaking.

As far as I know, most PDAs use an ARM processor; you can expect that most these days will use a small 32-bit processor.

They also take many man-years to put together.

You could make a device with the functions that you want using a large PIC, assuming that you could find an LCD screen that you liked (finding a _touch_ screen is probably out of the question, though).

Getting an ARM processor on a board running Linux and talking to an LCD would be quite an achievement, and you'd be able to build on that.

--

Tim Wescott
Wescott Design Services
http://www.wescottdesign.com

Do you need to implement control loops in software?
"Applied Control Theory for Embedded Systems" gives you just what it says.
See details at http://www.wescottdesign.com/actfes/actfes.html
.



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