ADVANCED MICROCOMPUTER SYSTEMS, INC.
SUPER I/O 21 (NP)
Card Type |
Multi-I/O card |
Chip Set |
Unidentified |
Maximum Onboard Memory |
Unidentified |
I/O Options |
Parallel port, serial ports (2) |
Data Bus |
16-bit ISA |
CONNECTIONS | |||
Function |
Label |
Function |
Label |
Parallel port |
J1 |
Serial port 2 |
J4 |
Serial port 1 |
J2 |
PARALLEL PORT ADDRESS SELECTION | |||
Setting |
J5/A |
J5/B | |
LPT2 (278h) |
Open |
Closed | |
LPT3 (3BCh) |
Closed |
Open | |
Disabled |
Open |
Open |
SERIAL PORT 1 ADDRESS SELECTION | |||
Setting |
J6/A |
J6/B | |
COM2 (2F8h) |
Open |
Closed | |
COM4 (2E8h) |
Closed |
Open | |
Disabled |
Open |
Open |
SERIAL PORT 2 ADDRESS SELECTION | |||
Setting |
J7/A |
J7/B | |
COM1 (3F8h) |
Closed |
Open | |
COM3 (3E8h) |
Open |
Closed | |
Disabled |
Open |
Open |
SERIAL PORT 1 INTERRUPT SELECTION | |||||||
IRQ |
SP1/A |
SP1/B |
SP1/C |
SP1/D |
SP1/E |
SP1/F | |
2 |
Closed |
Open |
Open |
Open |
Open |
Open | |
3 |
Open |
Closed |
Open |
Open |
Open |
Open | |
4 |
Open |
Open |
Closed |
Open |
Open |
Open | |
5 |
Open |
Open |
Open |
Closed |
Open |
Open | |
6 |
Open |
Open |
Open |
Open |
Closed |
Open | |
7 |
Open |
Open |
Open |
Open |
Open |
Closed | |
10 |
Open |
Open |
Open |
Open |
Open |
Open | |
11 |
Open |
Open |
Open |
Open |
Open |
Open | |
12 |
Open |
Open |
Open |
Open |
Open |
Open | |
15 |
Open |
Open |
Open |
Open |
Open |
Open | |
14 |
Open |
Open |
Open |
Open |
Open |
Open |
SERIAL PORT 1 INTERRUPT SELECTION (CONTINUED) | ||||||
IRQ |
SP1/G |
SP1/H |
SP1/I |
SP1/J |
SP1/K | |
2 |
Open |
Open |
Open |
Open |
Open | |
3 |
Open |
Open |
Open |
Open |
Open | |
4 |
Open |
Open |
Open |
Open |
Open | |
5 |
Open |
Open |
Open |
Open |
Open | |
6 |
Open |
Open |
Open |
Open |
Open | |
7 |
Open |
Open |
Open |
Open |
Open | |
10 |
Closed |
Open |
Open |
Open |
Open | |
11 |
Open |
Closed |
Open |
Open |
Open | |
12 |
Open |
Open |
Closed |
Open |
Open | |
15 |
Open |
Open |
Open |
Closed |
Open | |
14 |
Open |
Open |
Open |
Open |
Closed |
SERIAL PORT 2 INTERRUPT SELECTION | |||||||
IRQ |
SP2/A |
SP2/B |
SP2/C |
SP2/D |
SP2/E |
SP2/F | |
2 |
Closed |
Open |
Open |
Open |
Open |
Open | |
3 |
Open |
Closed |
Open |
Open |
Open |
Open | |
4 |
Open |
Open |
Closed |
Open |
Open |
Open | |
5 |
Open |
Open |
Open |
Closed |
Open |
Open | |
6 |
Open |
Open |
Open |
Open |
Closed |
Open | |
7 |
Open |
Open |
Open |
Open |
Open |
Closed | |
10 |
Open |
Open |
Open |
Open |
Open |
Open | |
11 |
Open |
Open |
Open |
Open |
Open |
Open | |
12 |
Open |
Open |
Open |
Open |
Open |
Open | |
15 |
Open |
Open |
Open |
Open |
Open |
Open | |
14 |
Open |
Open |
Open |
Open |
Open |
Open |
SERIAL PORT 2 INTERRUPT SELECTION (CONTINUED) | ||||||
IRQ |
SP2/G |
SP2/H |
SP2/I |
SP2/J |
SP2/K | |
2 |
Open |
Open |
Open |
Open |
Open | |
3 |
Open |
Open |
Open |
Open |
Open | |
4 |
Open |
Open |
Open |
Open |
Open | |
5 |
Open |
Open |
Open |
Open |
Open | |
6 |
Open |
Open |
Open |
Open |
Open | |
7 |
Open |
Open |
Open |
Open |
Open | |
10 |
Closed |
Open |
Open |
Open |
Open | |
11 |
Open |
Closed |
Open |
Open |
Open | |
12 |
Open |
Open |
Closed |
Open |
Open | |
15 |
Open |
Open |
Open |
Closed |
Open | |
14 |
Open |
Open |
Open |
Open |
Closed |
PARALLEL PORT INTERRUPT SELECTION | |||||||
IRQ |
PP1/A |
PP1/B |
PP1/C |
PP1/D |
PP1/E |
PP1/F | |
2 |
Closed |
Open |
Open |
Open |
Open |
Open | |
3 |
Open |
Closed |
Open |
Open |
Open |
Open | |
4 |
Open |
Open |
Closed |
Open |
Open |
Open | |
5 |
Open |
Open |
Open |
Closed |
Open |
Open | |
6 |
Open |
Open |
Open |
Open |
Closed |
Open | |
7 |
Open |
Open |
Open |
Open |
Open |
Closed | |
10 |
Open |
Open |
Open |
Open |
Open |
Open | |
11 |
Open |
Open |
Open |
Open |
Open |
Open | |
12 |
Open |
Open |
Open |
Open |
Open |
Open | |
15 |
Open |
Open |
Open |
Open |
Open |
Open | |
14 |
Open |
Open |
Open |
Open |
Open |
Open |
PARALLEL PORT INTERRUPT SELECTION (CONTINUED) | ||||||
IRQ |
PP1/G |
PP1/H |
PP1/I |
PP1/J |
PP1/K | |
2 |
Open |
Open |
Open |
Open |
Open | |
3 |
Open |
Open |
Open |
Open |
Open | |
4 |
Open |
Open |
Open |
Open |
Open | |
5 |
Open |
Open |
Open |
Open |
Open | |
6 |
Open |
Open |
Open |
Open |
Open | |
7 |
Open |
Open |
Open |
Open |
Open | |
10 |
Closed |
Open |
Open |
Open |
Open | |
11 |
Open |
Closed |
Open |
Open |
Open | |
12 |
Open |
Open |
Closed |
Open |
Open | |
15 |
Open |
Open |
Open |
Closed |
Open | |
14 |
Open |
Open |
Open |
Open |
Closed |