[U-Boot-Users] flash memory programmer

[Ed Okerson]

On Fri, 21 May 2004, George G. Davis wrote:

> On Fri, May 21, 2004 at 10:10:41PM -0400, Frank Young wrote:
> > Hi,
> >
> > To write u-boot to the flash memory, what kind of flash programmer do you
> > guys usually use?
>
> An Abatron BDI2000 JTAG based debugger. : P

Arguably the best choice, and the one I use as well.

> > The flash I am using is Fujitsu MBM29DL640E.
>
> IIRC, I've used the BDI2000 to program same part before. ; )
>
> > I asked
> > around and the average price is around $900. That is too expensive for me.
>
> Oh, well, I guess the BDI200 may cost more but you'll get more mileage too.
>
> > Do anyone know any programmer under $500?
>
> Erm, you can use a parallel to JTAG dongle and host JTAG software to
> bit-bang the JTAG of your processor to program flash. Google around
> or wait for other to give more details.

One that I saw recently was http://warmcat.com/milksop/cheaptag.html but
you will have to dig around for software.  And sometimes, you can get free
stuff from vendor seminars like the upcoming
http://www.atmel.com/seminar/mcu/default_dgk.asp .  It just depends on if
it will work with your project, and if you can make it to the seminar.

Ed