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Fw: [avr-gcc-list] placing a variable in flash

From: Royce & Sharal Pereira
Subject: Fw: [avr-gcc-list] placing a variable in flash
Date: Mon, 22 Nov 2004 23:33:56 +0530

----- Original Message -----
From: "E. Weddington" <address@hidden>
To: "Royce & Sharal Pereira" <address@hidden>
Cc: "AVR-GCC" <address@hidden>
Sent: Monday, November 22, 2004 11:20 PM
Subject: Re: [avr-gcc-list] placing a variable in flash

> Royce & Sharal Pereira wrote:
> >Hi,
> >How can one assign a predetermined address to a variable in code?
> >
> >Say I place the Oscillator Calib. byte at 0x1fff. How can retreive it in
> >program? I have to 'tell' GCC to look for it at (byte)location 0x1fff;
> >means I need to have a variable(or const) located at 0x1fff.
> >
> >How does one do this?
> Wouldn't the variable be better off stored in the EEPROM and not in
> Flash (Program Memory)?
Is there some advantage of that as compared to storing it in flash?
Anyways, is it at all possible to fix a variable at a predetermined location
in flash ?


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