RE: [cosmacelf] Re: MC Hardware Boot Strap
- I guess the idea of this is that it's persistent storage?
Date: Wed, 20 Mar 2013 16:51:51 +0000
Subject: [cosmacelf] Re: MC Hardware Boot Strap
I would be interested in that PCB. Put me on the list please.
--- In firstname.lastname@example.org, Lee Hart <leeahart@...> wrote:
> Chuck Yakim the-eagle@... wrote:
> > If you have a EPROM/OTP burner then the circuit that I just uploaded
> > to this group will work for you. NO software needed except for your
> > EPROM burner.
> Chuck built a really nice EPROM loader for the Membership Card. It plugs
> into either the 25-pin front panel connector, or can *replace* the front
> panel, plugging directly into the Membership Card's 30-pin connector. It
> adds an EPROM socket, and logic to load its contents into the Membership
> Card's RAM automatically.
> If enough people are interested, I'm sure we could order a batch of PC
> boards for it.
> He very kindly sent me one, and I have been tinkering with it. It works
> great! There are a couple improvements I'd like to make. One is to add a
> serial port to the board. The other is to allow it to program EPROMs as
> well as read them (probably just a few basic types). That would make it
> a lot more useful for people that don't have an EPROM programmer.
> The trouble ain't that there's too many fools, but that lightning ain't
> distributed right. -- Mark Twain
> Lee A. Hart, http://www.sunrise-ev.com/LeesEVs.htm