Awesome. One step closer to a M/T lecture machine for connecting to a projector and not need a modern computer in the mix.
On Sun, Apr 5, 2020, 09:04 Randy Kindig <randall.kin...@gmail.com> wrote: > That’s fabulous Steve! Count me in on one of those devices! > > Randy Kindig > > Sent from my iPhone > > On Apr 5, 2020, at 8:41 AM, Stephen Adolph <twospru...@gmail.com> wrote: > > > As some of you may recall, it is fairly straightforward to access an 80x24 > screen in CP/M through the use of the M100 serial port, and an external > VT100 emulator. > > This device: > http://geoffg.net/terminal.html > > is a great example of how to connect a modern VGA flat screen display to > the M100. However, this exact design isn't really convenient, as the > serial data has to be connected with a custom cable. (see the little white > 4 pin header). > > I've decided to make a variant of this design that has a DB-9 connector on > it, for serial data, so that it can be easily connected to the M100. > > I'll be making kits available for this design, and the price will be 30$ > US. Hopefully by making this affordable and easier to connect, this can > become the defacto solution to 80x24 display! > > This solution will work with CP/M right away, but the next task will be - > how to use this solution with Model T natively. This will take some > software work. A port of the "DVI software" to leverage serial > communication to the VT100 adapter is one way to do this. > > This solution is also compatible with the "BCR serial port" modification > which allows for serial data transmission at up to 120kbits/sec. A nice > solution to exernal video that frees up the real RS-232 port of the laptop > for comms. > > I'll be updating the REX wiki with some information on this. Kits aren't > ready just yet. I'm waiting for my boards to arrive. > > cheers > Steve > > >
