TEXAS INSTRUMENTS
SYSTEM 1000
|
Processor |
80286 |
|
Processor Speed |
12MHz |
|
Chip Set |
AMD |
|
Max. onboard DRAM |
640KB (location unknown) 12MB external |
|
Cache |
None |
|
BIOS |
AMD |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
External memory card, parallel port, serial port |
|
NPU Options |
80287 |
|
CONNECTIONS |
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|
Purpose |
Location |
Purpose |
Location |
|
Serial port |
J8 |
External memory card connector |
J3 |
|
Parallel port |
J9 |
External memory card connector |
J4 |
|
USER CONFIGURABLE SETTINGS |
|||
|
Function |
Jumper/Switch |
Position |
|
|
|
BIOS size select standard size |
E1 & E2 |
Open |
|
|
BIOS size select larger size |
E1 & E2 |
Closed |
|
|
Speaker select internal |
E3, E4, & E5 |
E4 & E5 closed |
|
|
Speaker select external |
E3, E4, & E5 |
Open |
|
|
Factory configured - do not alter |
E6 & E7 |
N/A |
|
|
BUS cycle wait state select normal |
SW1/switch 1 |
On |
|
|
BUS cycle wait state select shortened |
SW1/switch 1 |
Off |
|
|
NPU disabled |
SW1/switch 2 |
Off |
|
|
NPU enabled |
SW1/switch 2 |
On |
|
|
Factory configured - do not alter |
SW1/switch 5 |
Off |
|
|
NPU speed select 4MHz |
SW1/switch 6 |
Off |
|
|
NPU speed select 8MHz |
SW1/switch 6 |
On |
|
|
Factory configured - do not alter |
SW1/switch 7 |
Off |
|
|
Monitor type select color |
SW2/switch 7 |
On |
|
|
Monitor type select monochrome |
SW2/switch 7 |
Off |
|
BASE MEMORY CONFIGURATION |
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|
Size |
SW1/3 |
SW1/4 |
|
256KB |
Off |
Off |
|
512KB |
Off |
On |
|
640KB |
On |
On |
|
PARALLEL PORT CONFIGURATION |
|||||
|
Mode |
LPT |
IRQ |
SW2/1 |
SW2/2 |
SW2/3 |
|
Enabled |
LPT1 |
IRQ7 |
Off |
Off |
Off |
|
Disabled |
LPT1 |
IRQ5 |
On |
Off |
On |
|
Enabled |
LPT1 |
IRQ5 |
Off |
Off |
On |
|
Disabled |
LPT1 |
IRQ7 |
On |
Off |
Off |
|
Enabled |
LPT2 |
IRQ7 |
Off |
On |
Off |
|
Disabled |
LPT2 |
IRQ5 |
On |
On |
On |
|
Enabled |
LPT2 |
IRQ5 |
Off |
On |
On |
|
Disabled |
LPT2 |
IRQ7 |
On |
On |
Off |
|
SERIAL PORT CONFIGURATION |
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|
Mode |
COM |
IRQ |
SW2/4 |
SW2/5 |
SW2/6 |
|
Enabled |
COM1 |
IRQ7 |
Off |
Off |
Off |
|
Disabled |
COM1 |
IRQ5 |
On |
Off |
On |
|
Enabled |
COM1 |
IRQ5 |
Off |
Off |
On |
|
Disabled |
COM1 |
IRQ7 |
On |
Off |
Off |
|
Enabled |
COM2 |
IRQ7 |
Off |
On |
Off |
|
Disabled |
COM2 |
IRQ5 |
On |
On |
On |
|
Enabled |
COM2 |
IRQ5 |
Off |
On |
On |
|
Disabled |
COM2 |
IRQ7 |
On |
On |
Off |
|
LED SELF TEST CONFIGURATION |
|||
|
Green |
Yellow |
Red |
Item Failed |
|
On |
On |
On |
CPU |
|
On |
On |
Off |
8142 test keyboard |
|
On |
Off |
On |
8254 timer 1 test |
|
On |
Off |
Off |
ROM CRC check |
|
Off |
On |
On |
CMOS RAM test |
|
Off |
On |
Off |
Memory refresh test |
|
Off |
Off |
On |
0 - 256KB RAM test |
|
Off |
Off |
Off |
Turbo mode test |
|
Off |
Off |
Off |
Turbo parity error |
|
Off |
Off |
On |
Nonturbo parity error |
|
On |
On |
On |
8259 test |
|
On |
On |
On |
8254 timer interrupt |
|
On |
On |
Off |
Protected mode test |
|
On |
Off |
On |
8254 timer 2 test |
|
On |
Off |
Off |
DMA test |
|
MEMORY CONFIGURATION |
||||||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
Bank 4 |
Bank 5 |
|
512KB |
(2) 256K x 9 |
NONE |
NONE |
NONE |
NONE |
NONE |
|
1MB |
(2) 256K x 9 |
(2) 256K x 9 |
NONE |
NONE |
NONE |
NONE |
|
1.5MB |
(2) 256K x 9 |
(2) 256K x 9 |
(2) 256K x 9 |
NONE |
NONE |
NONE |
|
2MB |
(2) 256K x 9 |
(2) 256K x 9 |
(2) 256K x 9 |
(2) 256K x 9 |
NONE |
NONE |
|
2MB |
(2) 1M x 9 |
NONE |
NONE |
NONE |
NONE |
NONE |
|
2.5MB |
(2) 256K x 9 |
(2) 256K x 9 |
(2) 256K x 9 |
(2) 256K x 9 |
(2) 256K x 9 |
NONE |
|
3MB |
(2) 256K x 9 |
(2) 256K x 9 |
(2) 256K x 9 |
(2) 256K x 9 |
(2) 256K x 9 |
(2) 256K x 9 |
|
4MB |
(2) 1M x 9 |
(2) 1M x 9 |
NONE |
NONE |
NONE |
NONE |
|
6MB |
(2) 1M x 9 |
(2) 1M x 9 |
(2) 1M x 9 |
NONE |
NONE |
NONE |
|
8MB |
(2) 1M x 9 |
(2) 1M x 9 |
(2) 1M x 9 |
(2) 1M x 9 |
NONE |
NONE |
|
10MB |
(2) 1M x 9 |
(2) 1M x 9 |
(2) 1M x 9 |
(2) 1M x 9 |
(2) 1M x 9 |
NONE |
|
640KB |
(2) 1M x 9 |
(2) 1M x 9 |
(2) 1M x 9 |
(2) 1M x 9 |
(2) 1M x 9 |
(2) 1M x 9 |
|
MEMORY JUMPER CONFIGURATION |
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|
SIMMs |
E1 & E2 |
E3 & E4 |
|
256K x 9 |
Closed |
Closed |
|
1M x 9 |
Open |
Open |