Tandy 1000 Technical Reference Manual

Tandy 1000
Technical Reference Manual
x =follows standard A =alternate ( )
*n
= special (see notes n)
EG
= enable graphics
DG
= disable graphics
Types
DMP
DMP
DMP
DMP
DWP
TRP LMP
TANDY
IBM
Model
2100P
430 105
130
220
100 2150
26
1274 1277 1276
1280 1278
1275
1272
-
Code
IB 1-6
1M
1M
1M
1M
IB 7
1M
1M
1M
BEL
IB 8
1M
1M
1M
BS
IB 9
1M
1M
1M
HT
IBA FR
FR
SRF FR
FR
LF
IB B
VT
IB C
FF
IBD
CR
IB E
SE
SE SE
SE CE
SE
SE
SE
SE
IBF
EE
EE EE
EE
CN
EE
EE EE
CM
IB I~
HP
HP
HP
HP
HP
HP
HP
IB 11
SP
SP NLQ
SP
SP
IB 12
CN
CN
NQP
CN
CN
1~
IB 13
I~
1~
1~
PF
1~ 1~
IB 14
16
16 16
16
16 16
EE
IB 15
CR
CR CR
CR CR
CR CR
IB 16 TR
TR
TR
TR TR
TR
TR
IB 17
12
12
12
EF
CM 12
IB 18
XP
XP
CAN
IB 19
EX
EX
IB lA
48L 48L
48L
IB lC HF
HF HF
12L HF
HF
12L
12L
12L
IB
10
CE
CE
NQE
CE
IB IE
HR
HR
HR HR
SSS
HR
HR
IB IF
SB
SB
SB
SB SB
SB
SB
IB 2~ EB
EB
EB
EB
EB
EB
EB
IB 21
MD
MD
MD
MD
RS
IB
22
RES
IB 23
RES
IB 24
RES
IB 25
RES
IB 26
RES
IB 27
RES
IB 28
RES
IB 29
RES
IB2A
RES
IB 2D
SEU
IB
2F
CP
CP
IB 3~
BLF
IB
31
12~ 721
IB 32
12~ 72L
72L
72L
DR
72L
ALF
IB 33
216
216
21n
IB 34
FL
FL
SPL
FL
FL
FL
TF
IB 35
TCR
IB
36
SF
SF
SF
6LF
SF
6LF
6LF
CS2
IB
37
CSI
IB
38 BLF
BLF
BLF
BLF
BLF
BLF
BLF
BLF
IP
IB
39
144
144
144
CIP
IB
3A
IB
CS2
IB
12
IB
3B
RS
MD
RS
IB 3C
CR
IB 3D
CN
A~
DCS
IB 3E
CE
Al
IF 3F
SPF
AP

Tandy 1000 Specifications

General

Processor	Intel 8088
Processor Speed	4.77 MHz
RAM	128 KB (expandable to 640 KB)
Operating System	MS-DOS 2.11
Manufacturer	Tandy Corporation
Release Year	1984
Storage	Single or double 5.25" floppy disk drive (360 KB), optional hard drive
Sound	Tandy 3-voice sound
Ports	Parallel, Serial
Graphics	CGA (Color Graphics Adapter)
Graphics Modes	320x200, 640x200