MicroVAX 2000

From: Allison J Parent <allisonp_at_world.std.com>
Date: Tue Jun 23 07:41:19 1998

It certainly seems to have a load of memory chips in it! But I didn't
<really try to tally the total amount.

the base board has 2mb and there are two daughter boards one for the
network (has 7990 lance chip) and the otehr is more memory.

<Do you have a wiretable from the 60-pin to hard and floppy connectors?

Iff the top of my head no, it's not that complex though. finding the 60
pin connector is the challenge. It's then broken down to the 34pin for
the floppy, 43pin for the HD and the 22pin for the HD.

<That 15-pin CRT/keyboard/mouse sounds an awful lot like the Rainbow
<setup. Could I be so lucky?

Maybe, I forget the cable and monitor used. there were both color and
monochrome. The cable for the rainbow may not be useable! I don't have
graphic consoles for mine so cables and tubes are a dim memory.

<Heh heh! Hope they are not the nuisance that house flies are!

Not likely, but fun.

This will help with the monitor command the VS2000 is a subset of the
vs3100 that would come later.

 DEPOSIT [{ /B | /W | /L}] [{ /P | /V | /I }] [/G] [/U] [/N:<n>]
         [{ <addr> | <sym> | + | - | * | _at_ } [<datum>]]
 EXAMINE [{ /B | /W | /L}] [{ /P | /V | /I }] [/G] [/U] [/N:<n>]
         [{ <addr> | <sym> | + | - | * | _at_ }]
 BOOT [/[R5:]<bflg>] <ddau>:
 TEST <n> [<m>]

BOOT command

Syntax:

  BOOT [/[R5:]<bflg>] <ddau>:


 ddau - device in VMS/VMB column listed in 'SHOW DEV' command
 R5: - ???
 bflg - ???

  Bootstraps from and submits control to the loaded program retrieved from
  device 'ddau'

DEPOSIT command

Syntax:

 DEPOSIT [{ /B | /W | /L}] [{ /P | /V | /I }] [/G] [/U] [/N:<n>]
         [{ <addr> | <sym> | + | - | * | _at_ } [<datum>]]

 Writes argument(s) to memory

  /B - byte (8 bit)
  /W - word (16 bit)
  /L - long (32 bit)
  /P - ???
  /V - ???
  /I - I registers (0x00-0x13) what are they for ???
  /G - G registers (0x00-0x0f) what are they for ???
  /U - ???
  /N:<n> - number of entries (bytes/words/longs)
  <addr> - memory address (hexidecimal)
  <sym> - ???
  + - increments pointer by byte/word/long
  - - decrements pointer by byte/word/long
  * - ???
  _at_ - ???
  <datum> - that which is written to memory determined by above
             args



EXAMINE command

Syntax:

 EXAMINE [{ /B | /W | /L}] [{ /P | /V | /I }] [/G] [/U] [/N:<n>]
         [{ <addr> | <sym> | + | - | * | _at_ }]

Examines memory contents

  /B - byte (8 bit)
  /W - word (16 bit)
  /L - long (32 bit)
  /P - ???
  /V - ???
  /I - I registers (0x00-0x13) what are they for???
  /G - G registers (0x00-0x0f) what are they for???
  /U - ???
  /N:<n> - number of entries (bytes/words/longs)
  <addr> - memory address (hexidecimal)
  <sym> - ???
  + - increment pointer by 1=byte, 2=word, 3=long
  - - decrement pointer by 1=byte, 2=word, 3=long
  * - ???
  _at_ - ???


TEST commands

Syntax:

 TEST <n>

 n - number in decimal 00-99

Function:
 
 Performs peripheral tests

00 - system exerciser
50 - Disply config in criptic form (the third column is informative)
51 - set default boot device
52 - set boot flags
53 - set default recover action (boot)
54 - set keyboard language
61 - screen of "E" used for monitor checking (monochrome)
62 - white screen (monochrome monitor)
70 - format drive installed (floppy ot hard)
71 - diskette or HD verifier
81 - screen of "E" for color monitor
82 - white screen for color monitor
87 - 8 color bars for color monitor
88 - 8 gray scale bars for comor or monochrome


Allison
Received on Tue Jun 23 1998 - 07:41:19 BST

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