AVR-Chat

> -----Original Message-----
> From: poitsplace [mailto:lmburt@email.uncc.edu] 
> Sent: Monday, 1 March 2004 6:15 PM
> To: AVR-Chat@yahoogroups.com
> Subject: [AVR-Chat] Re: Can this be done?
> 
> 
> Ummm...can't you just bang out a quickie programmer and use 
> ponyprog?  They have some VERY SIMPLE programmer schematics on the 
> site as well
> 
> http://www.lancos.com/prog.html
> 


Hmmmmm yeah that may do it :o)

Regards,

Kat.

 
> --- In AVR-Chat@yahoogroups.com, "Kathy Quinlan" <kat-yahoo@k...> 
> wrote:
> > 
> > 
> > > -----Original Message-----
> > > From: Mike Murphree [mailto:mike@t...]
> > > Sent: Monday, 1 March 2004 12:34 PM
> > > To: AVR-Chat@yahoogroups.com
> > > Subject: Re: [AVR-Chat] Can this be done?
> > > 
> > > 
> > > 
> > > On Feb 29, 2004, at 10:11 PM, Kathy Quinlan wrote:
> > > 
> > > >
> > > > Can I emulate easily an EEPROM with an AVR ?
> > > >
> > > > Problem: I have an Atmel USB DEV kit, it will not program the
> EEPROM
> > > > via
> > > > the parallel port like it should. Atmel have taken 3 months
> > > soo far and
> > > > still it is not resolved.
> > > >
> > > > I need to get an urgent job done, so I was thinking of
> > > using an 8515
> > > > or Mega128 to emulate the EEPROM and download the code via RS-
> 232.
> > > >
> > > > The EEPROM is an AT25HP256, it is not the EEPROM that is
> > > faulty, it is
> > > > the GAL on the BOARD :o( (I wish they would email me the
> > > code for it
> > > > then I could knock something up.
> > > >
> > > > The two options I am toying with :
> > > >
> > > > #1 an AVR emulates the EEPROM
> > > >
> > > > #2 the AVR programs the EEPROM and then tri states after
> > > programming
> > > > so that the EEPROM is connected to the DEV board
> > > 
> > > How about using an AVR to program a SRAM, then connect that
> > > to your development board?
> > 
> > The EEPROM is question has the ability to do block reads, and is
> spi, so
> > I can not make an SRAM do that :o(
> > 
> >  
> > > ROM emulators used to be fairly common...
> > > 
> > > Mike
> > > 
> > > 
> > > 
> > >  
> > > Yahoo! Groups Links
> > > 
> > > 
> > > 
> > >  
> > > 
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> 
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