Re: {Spam?} RE: {Spam?} RE: [cobalt-users] Intel Flash EEPROM (ROM)

[Gerald Waugh <gwaugh@xxxxxxxxxxxxxxxxxxxxxxx>]

On Tue, 16 Mar 2004, Phil Beynon wrote:

> I have a vauge recollection that on some EEPROMs there is a difference in
> the programming tool used for a first time program against an update over an
> existing program, it's been a long time since I did that sort of hardware
> design / repair.
> It's probably worth looking up the spec and app notes on the Intel site for
> that chip type as a starting point, there is a good chance the routine is
> downloadable from there.

I used to design embedded systems, and did a lot of work on EEPROMS,
including in-circuit programming, we used boot-block eeproms, and there
was always a way to recover, as the progam in the boot-block was never
erased, when reflashing the remainder of the chip.

Gerald
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