Hello All, The "minus one issue I'll research before asking" in the initial posting set me back longer than expected. Still not working 100%, but I got far enough to test.
Running "call 63012" or "call 63013" brings up an Optical Data Systems Inc. Bar+ ROM Menu. So likely uses the bar code reader which didn't come with the setup. Regards On Sat, May 5, 2018 at 10:39 AM, Lee Kelley <[email protected]> wrote: > If the rom is the EME option rom and not just the rombo it will be for > running the EME analog to digital data acquisition system. > > On Sat, May 5, 2018 at 4:30 AM, Brian White <[email protected]> wrote: > >> That EME adapter is one of the slickest things ever made for Model >> 100/102/200. It is an adapter that lets you plug a standard 27C256 eprom >> into the non-standard rom socket. It was called a ROMBO. >> >> It solves two different problems at once. >> >> * The socket does not have normal sockets for normal chip legs. It has >> pins that press on the side, and the rom chip is normally supposed to have >> it's legs bent around a carrier like the J legs on a qfp chip. This adapter >> comes with a bock of plastic that fills up the space inside the chip legs >> to support them from behind, so that a normal 27C256 with straight legs can >> be stuffed into the socket and the socket legs can push on the outside of >> the chip legs without bending them. This means you can insert and remove a >> normal chip indefinite times, and still be able to put the rom into a >> reader to rewrite it, because you don't have to bend the chip legs around >> the carrier. >> >> * The socket is not a standard pinout. This thing converts the pinout >> from M100-M200 option rom pinout on the outside surface, to standard 27C256 >> pinout on the inside surface. >> >> It means you can play with burning option roms with an ordinary dip28 >> 27c256, without needing to build one of these http://tandy.wiki/FigTronix >> >> Some more info: >> http://www.club100.org/library/librom.html >> >> http://tandy.wiki/EME_Systems >> >> -- >> bkw >> >> On Sat, May 5, 2018, 3:55 AM Jesse Huyett <[email protected]> wrote: >> >>> Hello All, >>> Just picked up an Tandy Model 102 Portable for a decent price. >>> Working (minus one issue I'll research before asking), but first up is >>> taking it apart to do some major cleaning. >>> >>> Checking the expansion bay, I found the following: >>> https://i.imgur.com/HrcZURb.jpg >>> Two HM6264LP-15 (one soldered, one socketed). I'm assuming the 2nd >>> (socketed) is a RAM upgrade to 32K. >>> What I can't seem to find is information on the tan/ silver EME SYS in >>> the option ROM socket. I thought possibly a 'bypass', but the system >>> appears to work the same without it. >>> >>> Super curious and any information is appreciated. >>> >>> Regards, >>> Jesse >>> >> > > > -- > *"I will never in my lifetime make a film that cannot be seen by the whole > family"* Arther P. Jacobs >
