I, too, would like to see that info on building the optrom board. I know, Facebook is convenient for most, but I refuse their platform.
On Jan 6, 2017 8:21 PM, "Mike Stein" <[email protected]> wrote: > Ah yes, Facebook again; too bad you couldn't post your no doubt excellent > writeups on one of the many sites accessible to the public... > > Oh well... > > ----- Original Message ----- > *From:* Brian White <[email protected]> > *To:* Model 100 Discussion <[email protected]> > *Sent:* Friday, January 06, 2017 6:09 PM > *Subject:* Re: [M100] Praise for REX > > I don't think anyone is *producing* an option rom board, but there is a > board up on OSHPark that anyone can build themselves. I have built a few. > They are easy and cheap to build. > > And they are re-writeable, although you need an eprom burner and a > test-clip or a special programming adapter to re-arrange the pinout, not > just software like rex or a flash drive. But the burner is only $30 or $40 > and the software is free. > > Maybe Ed Snider would be willing to build them for people? They are dead > easy. > > https://goo.gl/photos/Zs8ZnmDco9BwgDDBA > > https://oshpark.com/shared_projects/LfdyAK6a > > There's a main rom adapter too. > > https://oshpark.com/shared_projects/toQDqmVV > > https://goo.gl/photos/GUKXgxxVGaUVt57k9 > > > More details. I wrote a lot in a big comment on the option rom, with links > to parts and tools to build and program both. > > option rom > https://m.facebook.com/groups/1186716131388896?view= > permalink&id=1215063315220844 > > main rom > https://m.facebook.com/groups/1186716131388896?view= > permalink&id=1207682412625601 > > I'm not "FigTroniX". I just worked with him to develop these until they > actually worked. > > I'd love a REX too, but if I can't buy one or make one myself, or FIVE, > since I have 2 100s, a 102, a 200, and a 600... > > -- > bkw > > On Jan 6, 2017 4:55 PM, "Kurt McCullum" <[email protected]> wrote: > >> I wasn't aware that Steve stopped producing them. Bummer. I'm a bit >> spoiled already with the ability to save RAM images. Helps with cold starts >> when I'm testing. >> >> Is anybody producing a modern adapter board for the OPT ROM socket these >> days? I went so far as to disassemble an old EME flexible PCB from an >> existing Sardine ROM so at least I've got something to add ROMs into >> another unit but it's getting tough to add these things in. Especially to a >> 102. At least with the 100 there is the main ROM replacement pcb that can >> replace both the main and OPT ROMs. >> >> Kurt >> >> >> On Friday, January 6, 2017 11:52 AM, John R. Hogerhuis <[email protected]> >> wrote: >> >> >> >> >> On Fri, Jan 6, 2017 at 8:17 AM, Kurt McCullum <[email protected]> >> wrote: >> >> I finally got around to putting a REX into my 102 and I'm kicking myself >> for not doing it earlier. Steve, you did an amazing job! It has made >> modifying and debugging the SARDOS ROM a breeze. >> >> Kurt >> >> >> >> I agree. I think it's really important that we figure out a way to get >> them back into production. >> >> -- John. >> >> >>
