Date   : Mon, 27 Feb 2006 19:15:49 -0000
From   : "neil f" <faz@...>
Subject: Re: BEEBUG Eprom programmer

 

> -----Original Message-----
> From: Majordomo List Manager [mailto:majordomo@...] 
> On Behalf Of Dr. David Alan Gilbert
> Sent: Monday, February 27, 2006 6:32 PM
> To: Stephen Sudworth
> Cc: bbc-micro@...
> Subject: Re: [BBC-Micro] BEEBUG Eprom programmer
> 
> * Stephen Sudworth (ssudworth@...) wrote:
> > Hello there,
> >    
> >   Has anyone out there built this programmer and got it to 
> work correctly?
> 
> Yes - we used that for many years.
> 
> >   I suspect that I've blown the TL497, the 1ohm resistor has
smoked 
> > and blown (i've now replaced this with a 10ohm as i've got 
> no 1ohm's- 
> > it still gets VERY hot), and there is no voltage on the Vpp pin.
> 
> I have a memory that they published a load of fixes a month 
> or two after the original; I think they were quite extensive 
> - so if you are going from the original article its likely to 
> be wrong.
> 
> Having said that - its many many years since I looked at it 
> so I can't remember any details.
> 
> Dave

Angus Duggan did a tweaked version of the Beebug programmer. His zip
achive is available here:
ftp://ftp.knackered.org/pub/angus/BBC/eprog.zip

In the process, I think he ironed out all the bugs.

-Neil F.

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