Thanks, Steve! I appreciate your dedication to the community and making your fine works available to us.
I have half a dozen of the original REX and two non-REX CPM products, and plan to upgrade the whole lot at some point. I hope you and yours are well and warm! Regards, rcs On Fri, Dec 23, 2022 at 2:04 PM Stephen Adolph <twospru...@gmail.com> wrote: > As some of you may know, in the last couple of years since the pandemic, > the price and availability of chips has been very challenging. > > I really want to keep REX# both available and affordable! To that end, I > have been searching for sources for parts. The great news is that I have > been able to buy fairly large quantities of CPLDs and Flash memory to > support REX#, and I am now very very well stocked. In other words, REX# > will be available for quite a while. Also, I've invested in better test > setups, and my cycle time to produce a REX# from parts to finished tested > module is ~15min. > > REXCPM has different challenges. The CPLD used for this design is larger, > and harder to find. Even worse, the price of SRAM has really shot up. For > those modules, I'm actively looking for reasonably priced supply. So, > still a bit of an ongoing struggle. The original voltage regulator was a > part from Texas Instruments, and it appears to be no longer available. I > recently found a new part that actually works a bit better, and this new > part is readily available. So that's good. Also, I have found some > acceptable 4MB SRAMs, and I've ordered a quantity of those. > > Happy holidays to all. > Steve > > > > -- *Níl aon tinteán mar do thinteán féin. *[Irish Gaelic] (There is no fireside like your own fireside.)
