Looks like (and sounds like) fun David! I'll be "in" for two when the time arrives.
On Sun, May 31, 2015 at 12:07 PM, David Fry <[email protected]> wrote: > Hi Everyone, > > I recently mentioned in a recent post that I would be announcing a > S100 board that I have been working on over the last five months or so. > I have not yet come up with any name for the board so I currently refer to > it by it's functionality which is aimed to add some multimedia > functionality to the S100 PC platform. > > Basically the board provides Yamaha OPL3 (Adlib) sound card function, A > IBM compatible Joystick/Game port, and a PC compatible NS16550 serial port. > > Each circuit function can be addressed via separate and independent 8 OR > 16 bit port addresses so 8/16 bit port addresses do not have to be related > to one another, > in other words if the 16550 serial port is mapped at 16 bit port 03F8H the > 8 bit mapping doesn't have to be F8H it can be some other address of your > choice. > > I have completed and built the first prototype version as shown in the > picture attached and I am pleased to announce that after correcting a few > bugs that slipped through > the net, the board seems to work as intended. My S100 system now has OPL3 > Adlib sound under MSDOS (Mario game), and the joystick port and serial port > have been tested > by writing software under the Z80 platform (need to start learning x86 > soon). > > The real purpose of this post is to gauge what level of interest there may > be for this board in anticipation of a production release possibly in the > later part of this year (2015), and also > to extend an opportunity for a number of the more technical members to > participate in a second prototype either by building up a board or by > circuit analysis. > > I have uploaded the KiCad files (OPL3 Proto V1.zip) and _OPL3GAL.PDS file > (for the GAL) to my N8VEM user folder for constructive comment/suggestions. > http://n8vem-sbc.pbworks.com/w/browse/#view=ViewFolder¶m=David%20Fry > > If for any reason you cannot get to these files email me off board and I > will forward them to you. > > Best Regards > > David Fry > > > -- > You received this message because you are subscribed to the Google Groups > "N8VEM-S100" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "N8VEM-S100" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
