Re: PC to GS serial xfer progress report

["John Van Winkle" <john-vw@sbcglobal.net>]

"bw" <bwegher@hotmail.com> wrote in message
36b81iF50mh6oU1@individual.net">news:36b81iF50mh6oU1@individual.net...
> In exchange for a favor last weekend my neighbor gives me complete
AppleIIgs
> sytem that was in closet for 15 years. Mint looking, just like a time
> capsule, keyboard does not even have any stains.
> No documents, just CPU, one drive, ImagewriterII and a dozen 800k
floppies.
> Appleworks, system, golf games, Broderbund printshop.
> Opened case, all slots empty, dead battery, Apple memory expansion card
has
> 256k soldered on board, remaining sockets are empty.
>
> Soldered new lithium batt into mainboard.
> Plugged everything together, boots into GS/OS Finder 1.2, sharp color.
> Tried POST, success. Control panel, success, switch to fast system.
Success.
> Miniputt, success
> Appleworks, success,
> Apple tour, success
> Apple guide to Appleworks, success.
> Jack Nicklaus golf, boots, but seems to have chronic rain, guessing a
virus.
>
> Check online, find out that pre-mac apples are now antiques, with
specialty
> support.
> Read some FAQs, check c.s.a2 and see some signs of life.
> Look for RS232 null modem cable, but decide to try to make my own.
> Two pieces of 22awg solid hookup wire. Twist together, push wire ends into
> GS modem port leftcenter, and rightcenter hole. Other ends attach to pins
2
> and 3 of COM1 port of backup Compaq486, Win3.1
> Follow instructions in ADTgs. Put files onto PC, and open windows
terminal,
> set to COM1. All defaults used, including 1200 baug.
> Set GS control panel settings for XON/XOFF  and hardware handshaking OFF,
> 1200 baud.
> Reset GS into command prompt ] IN#2
> On PC sent text mode file adtgs.dmp
>
> Success !!
> Hex characters appear on GS monitor. About a minute later, at end of dump,
I
> see
> BSAVE ADT, A$803,L$A14,S6,D1
> STEP
> 00/000A:4C (FF)
> 00/0000E:00 .Trace
> * (flashing cursor)
>
> PC terminal off, I try entering BRUN ADT at cursor, but nothing.
> Reboot GS/OS, no ADT file anywhere. I'm guessing now, time to do some more
> reading on the web, look for AppleBasic command manual, etc.
>
> ADT only works for 5.25 inch drives?? I thought 3.5 inch drives were
> standard.
> I'm looking for some TMS4256-15 chips to bring the memory up to maximum.
> Will 41256 chips be compatible with my 4256 chips?? Need to add a second
> 800k drive.
> If I unsolder the 4256 chips and solder in some sockets, can I use 1 meg x
1
> chips to get a total of 4 Megs on the expansion board? Or should I just
get
> a 4 Meg board?
>
See Bill Garber for a 4MB board.......


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