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PC-INFO.REV
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1989-06-07
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╔══════════════════════════════════╗
║ PC-INFO Version 1.90 6- 7-89 ║
╚══════════════════════════════════╝
PC-INFO 1.90 Copyright (C) 1986-1989 Max S. Robin
All rights reserved For non-commercial use only
Change
Date Vers. Description of Change
-------- ---- ------------------------------------------------
4/11/87 1.23 added code to search for 80386 and to identify
COMPAQ 386
4/15/87 1.24 revised machine models to include AT&T 6310;
corrected error when DOS version code >3.1
4/19/87 1.25 corrected spelling error in EMS output
4/21/87 1.26 corrected code to differentiate between V20 & V30;
changed order of video test so that clones w/CGA type
boards which change bit 7 of status port 3BAH do not
falsely report presence of a Hercules Graphic Card
5/ 3/87 1.27 changed 'Printer Ports' legend to more correct
'Parallel Ports (Printer)'
5/21/87 1.28 code clean up
6/25/87 1.40 added function key menus for disk information, print-
ing and save-to-file options
6/27/87 1.41 added Leading Edge Model D & Sperry recognition code
6/28/87 1.42 added 'WORKING' indicator to let user know system is
not hung while checking disks (this can take a moment
or two, especially with large, slow hard disks)
added 'PRINTING' indicator to let user know system is
printing (helpful for those w/remote printers)
7/ 3/87 1.45 fixed bug in code which differentiates between CPUs
with 8 and 16 external buss structures (e.g. Intel
8088 vs. 8086, NEC V20 vs. V30)
7/ 8/87 1.46 added code to recognize PS/2 3½" drives in both 720K
Model 30 version and 1.44M Models 50 - 80 version
7/13/87 1.47 added 'Space in Bytes' message to disk screen
8/ 4/87 1.48 added Zenith 181/183 recognition code
9/23/87 1.49 added Tandy 3000HD recognition code
10/ 1/87 1.50 added Data General/1 recognition code
10/17/87 1.51 revised description of 3 1/2" drives to reflect 720K
size, rather than calling them High Capacity
10/24/87 1.52 code clean up
11/ 1/87 1.53 revised NDP recognition code, using August '87 PC
Tech Journal article for reference, to identify 80387
NDP
11/ 2/87 1.54 added PC Limited Turbo XT recognition code
11/ 7/87 1.55 revised to better handle device drivers which don't
clear or properly reset the Media Descriptor Byte
11/10/87 1.56 modified disk id code to properly report RAM disk on
machine w/2 floppies and no fixed disk. Added Tandy
1000 series recognition code.
11/13/87 1.57 added Leading Edge Model M recognition code
12/12/87 1.58 added check for Phoenix BIOS on machines which have
letters IBM in memory. Improved recognition of RAM
disks. Changed 'Floppy Disk' legend to report disk
size and nominal capacity, e.g. 360Kb.
1/ 6/88 1.59 revised disk drive type recognition code to improve
recognition of RAM disks created by device drivers
whose media descriptor bytes indicate that they are
floppy drives or hard disks
1/11/88 1.60 revised F4 routine to clear all warning messages
prior to exiting program
1/17/88 1.61 added recognition code for IBM XT/286,PS/2 Models 30,
50, 60 & 80. Also added check for FB model code used
in late model XTs.
2/13/88 1.62 added 'signature' display w/name,address,telephone #,
code clean up
2/16/88 1.63 added recognition code for AT&T 6386 WGS
2/18/88 1.64 improved recognition of IBM clones, including those
with ERSO, AWARD and AMI BIOS
2/23/88 1.65 revised disk drive type recognition code to improve
recognition of floppy drives in systems having hard
disks multiple floppy drives and RAM disks
2/26/88 1.66 corrected bug in recognition code for AT&T 6386 WGS
3/ 2/88 1.67 added recognition code for Tandy 1400LT, Tandy 4000,
AST Premium 286/386
3/ 8/88 1.68 improved disk space routines to handle single floppy
drive machines, or machines w/2 floppies and no hard
disks
3/10/88 1.69 added recognition code for FOUNTAIN TECHNOLOGIES XT
compatible
3/17/88 1.70ß changed machines description for AT&T PC6300+... to
include 6312 in addition to 6310. Revised code to
properly handle CGA or EGA being run w/mono display
3/22/88 1.70ß revised test of floppy message to read 'per DIP ...'
instead of 'per dip ...'
3/24/88 1.71 corrected error in 80387 message routine
3/26/88 1.72 added recognition code for Taiwanese XT clones which
have Phoenix BIOS and return a model code of 54h
3/29/88 1.73 Revised screen handling code such that any 80 column
mode other than 7 is treated like a color mode.
4/17/88 1.74 Revised screen handling code so that video page
number is always gotton via int 10h and saved prior
to clearing the screen. Added code to identify VGA &
VGA Display Adapters.
4/24/88 1.75ß revised VGA message such that PS/2 Model 30 reports
MCGA rather than VGA
5/ 6/88 1.75ß Video Mode Error message revised to indicate how to
reset the mode to an 80 column one
5/28/88 1.76 Critical Error Handler added to intercept calls to
Int 24h when accessing disk drives in WRITE_DISK
6/ 4/88 1.77 Revised CEH to work with AT&T BRIDGE.SYS used w/AT&T
3B2/PC6300 network
7/20/88 1.78 revised VALID_FLOPPY? routine to label disks reported
as hard disks, but < 4Mb in size as RAM disks
7/26/88 1.79 corrected text screen to report current disk storage
in 'bytes' rather than 'byte'
9/ 4/88 1.80 code clean up
10/10/88 1.81 added command line switches to force adapter type to
color or mono (i.e. CGA or MDA)
12/13/88 1.82 add recognition code for Kyocera BIOS in XT clones
(such as Victor VPC-II)
12/23/88 1.83 Improve command line parsing, tidy up message format
2/ 6/89 1.84 added recognition code for PS/2 Models 30-286 and 70;
revised recognition code to correctly identify IBM
PC AT with submodel codes of both 00h and 01h
2/15/89 1.85 added help screen which is invoked by /? and /h
2/23/89 1.86 fixed pointer error in recognition code used to
identify IBM PC AT with submodel codes of 00h
3/10/89 1.87 fixed bug which occasionally would cause system to
hang at program termination
3/17/89 1.88 changed ibm_? message to include AT as well as PS/2
when model byte is FC
3/18/89 1.89 added recognition code for IBM PS/2 Model 25
6/ 7/89 1.90 fixed code to handle disk partitions >32Mb under
IBM PC-DOS 4.00/4.01 and COMPAQ MS-DOS 3.31. Improved
snow suppression on CGA equipped systems and cursor
display when exiting program
╔═════════════════════════════════════════╗
║ CHEAT RIVER ENGINEERING ║
║ Max S. Robin ║
║ P.O. Box 289 ║
║ Denville, NJ ║
║ 07834-0289 ║
║ ║
║ 201-627-5460 ║
║ ║
║ CompuServe: 73710,2611 ║
║ ║
║ ┌─────────┐ ║
║ ┌─────┴───┐ │ (tm) ║
║ ──│ │o │────────────────── ║
║ │ ┌─────┴╨──┐ │ Association of ║
║ │ │ │─┘ Shareware ║
║ └───│ o │ Professionals ║
║ ──────│ ║ │──────────────────── ║
║ └────╨────┘ MEMBER ║
║ ║
╚═════════════════════════════════════════╝