Documentation and directory listing of the 160Kb distribution diskette are provided below.

Monochrome Display
Caps
Num
Scroll
F1
F2
F3
F4
F5
F6
F7
F8
F9
F10
Esc
1 !
2 @
3 #
4 $
5 %
6 ^
7 &
8 *
9 (
0 )
- _
= +
Back
-
Num
Scroll
Tab
Q
W
E
R
T
Y
U
I
O
P
[ {
] }
↵
7
↑ 8
9
Ctrl
A
S
D
F
G
H
J
K
L
; :
' "
` ~
← 4
5
→ 6
+
Shift
\ |
Z
X
C
V
B
N
M
, <
. >
/ ?
Shift
PrtSc
1
↓ 2
3
Alt
Space
Caps
Ins 0
Del .
Esc
Tab
F1
F2
F3
F4
F5
F6
F7
F8
F9
F10
Num
Scroll
1 !
2 @
3 #
4 $
5 %
6 ^
7 &
8 *
9 (
0 )
- _
= +
Back
-
+
Q
W
E
R
T
Y
U
I
O
P
[ {
] }
↵
7
↑ 8
9
A
S
D
F
G
H
J
K
L
; :
' "
` ~
← 4
5
→ 6
\ |
Z
X
C
V
B
N
M
, <
. >
/ ?
Shift
PrtSc
1
↓ 2
3
Ctrl
Shift
Alt
Space
Caps
Ins 0
Del .
PCjs Debugger
Speed:
Stopped
AX
0000
BX
0000
CX
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DX
0000
SP
0000
BP
0000
SI
0000
DI
0000
DS
0000
ES
0000
SS
0000
CS
0000
IP
0000
V
0
D
0
I
0
T
0
S
0
Z
0
A
0
P
0
C
0
SW1
1
2
3
4
5
6
7
8
SW2
1
2
3
4
5
6
7
8
64K, No FPU, Color Monitor, 2 Floppy Drives
PCx86 v2.23 © 2012-2024 Jeff Parsons

Directory of IBM Macro Assembler 1.00

 Volume in drive A has no label
 Directory of A:\

MASM     EXE     67584  12-08-81
ASM      EXE     52736  12-08-81
CREF     EXE     13824  10-05-81
EXMP1M   ASM      6580  11-09-81
EXMP2M   ASM      2015   9-16-81
EXMP2S   ASM      1861   9-16-81
EXMP1S   ASM      5621  11-09-81
$EDMASM  BAT       614  10-29-81
$$EDMASM BAT       140   9-25-81
$EDASM   BAT       614  10-29-81
$$EDASM  BAT       137   9-25-81
$MASML   BAT       615  10-29-81
$ASML    BAT       622  10-29-81
$LINK    ARF        23   9-25-81
       14 file(s)     152986 bytes
                        4096 bytes free

[Source]

Documents

IBM Macro Assembler 1.00
[Source]