SEALEVEL SYSTEMS, INC.
ULTRA SIO (P/N 3089), ULTRA SIO (P/N3189)
Card Type |
Serial card |
Chip Set |
Unidentified |
Maximum Onboard Memory |
Unidentified |
I/O Options |
Serial port (2) |
Hard Drives supported |
None |
Floppy drives supported |
None |
Data Bus |
16-bit ISA |
Card Size |
Full-length, full-height |
CONNECTIONS | |||
Function |
Label |
Function |
Label |
Serial Port 1 |
P3 |
Serial Port 2 |
P4 |
USER CONFIGURABLE SETTINGS | ||
Function |
Label |
Position |
Port 1 RTS enabled (RS-485) |
E8 |
Pins 2 & 4 closed |
Port 1 auto enabled (RS-485) |
E8 |
Pins 1 & 3 closed |
Port 2 RTS enabled (RS-485) |
E10 |
Pins 2 & 4 closed |
Port 2 auto enabled (RS-485) |
E10 |
Pins 1 & 3 closed |
BASE I/O ADDRESS SELECTION PORT 1 | |||||
Setting |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 | |
2A0h |
Off |
On |
On |
On | |
2E8h |
On |
Off |
Off |
On | |
2F8h |
On |
On |
Off |
On | |
300h |
Off |
On |
Off |
On | |
328h |
Off |
Off |
On |
On | |
3E8h |
On |
Off |
On |
On | |
» |
3F8h |
On |
On |
On |
On |
Disabled |
Off |
Off |
Off |
Off |
BASE I/O ADDRESS SELECTION PORT 2 | |||||
Setting |
SW2/1 |
SW2/2 |
SW2/3 |
SW2/4 | |
2A0h |
Off |
On |
On |
On | |
2E8h |
On |
Off |
Off |
On | |
» |
2F8h |
On |
On |
Off |
On |
300h |
Off |
On |
Off |
On | |
328h |
Off |
Off |
On |
On | |
3E8h |
On |
Off |
On |
On | |
3F8h |
On |
On |
On |
On | |
Disabled |
Off |
Off |
Off |
Off |
SERIAL PORT 1 INTERRUPT SELECTION | ||||||
IRQ |
E11/A |
E11/B |
E11/C |
E11/D |
E11/E | |
2/9 |
Closed |
Open |
Open |
Open |
Open | |
3 |
Open |
Closed |
Open |
Open |
Open | |
» |
4 |
Open |
Open |
Closed |
Open |
Open |
5 |
Open |
Open |
Open |
Closed |
Open | |
6 |
Open |
Open |
Open |
Open |
Closed | |
7 |
Open |
Open |
Open |
Open |
Open | |
10 |
Open |
Open |
Open |
Open |
Open | |
11 |
Open |
Open |
Open |
Open |
Open | |
12 |
Open |
Open |
Open |
Open |
Open | |
14 |
Open |
Open |
Open |
Open |
Open | |
15 |
Open |
Open |
Open |
Open |
Open |
SERIAL PORT 1 INTERRUPT SELECTION (CON’T) | |||||||
IRQ |
E11/F |
E11/G |
E11/H |
E11/I |
E11/J |
E11/K | |
2/9 |
Open |
Open |
Open |
Open |
Open |
Open | |
3 |
Open |
Open |
Open |
Open |
Open |
Open | |
» |
4 |
Open |
Open |
Open |
Open |
Open |
Open |
5 |
Open |
Open |
Open |
Open |
Open |
Open | |
6 |
Open |
Open |
Open |
Open |
Open |
Open | |
7 |
Closed |
Open |
Open |
Open |
Open |
Open | |
10 |
Open |
Closed |
Open |
Open |
Open |
Open | |
11 |
Open |
Open |
Closed |
Open |
Open |
Open | |
12 |
Open |
Open |
Open |
Closed |
Open |
Open | |
14 |
Open |
Open |
Open |
Open |
Closed |
Open | |
15 |
Open |
Open |
Open |
Open |
Open |
Closed |
SERIAL PORT 2 INTERRUPT SELECTION | ||||||
IRQ |
E12/A |
E12/B |
E12/C |
E12/D |
E12/E | |
2/9 |
Closed |
Open |
Open |
Open |
Open | |
» |
3 |
Open |
Closed |
Open |
Open |
Open |
4 |
Open |
Open |
Closed |
Open |
Open | |
5 |
Open |
Open |
Open |
Closed |
Open | |
6 |
Open |
Open |
Open |
Open |
Closed | |
7 |
Open |
Open |
Open |
Open |
Open | |
10 |
Open |
Open |
Open |
Open |
Open | |
11 |
Open |
Open |
Open |
Open |
Open | |
12 |
Open |
Open |
Open |
Open |
Open | |
14 |
Open |
Open |
Open |
Open |
Open | |
15 |
Open |
Open |
Open |
Open |
Open |
SERIAL PORT 2 INTERRUPT SELECTION (CON’T) | |||||||
IRQ |
E12/F |
E12/G |
E12/H |
E12/I |
E12/J |
E12/K | |
2/9 |
Open |
Open |
Open |
Open |
Open |
Open | |
» |
3 |
Open |
Open |
Open |
Open |
Open |
Open |
4 |
Open |
Open |
Open |
Open |
Open |
Open | |
5 |
Open |
Open |
Open |
Open |
Open |
Open | |
6 |
Open |
Open |
Open |
Open |
Open |
Open | |
7 |
Closed |
Open |
Open |
Open |
Open |
Open | |
10 |
Open |
Closed |
Open |
Open |
Open |
Open | |
11 |
Open |
Open |
Closed |
Open |
Open |
Open | |
12 |
Open |
Open |
Open |
Closed |
Open |
Open | |
14 |
Open |
Open |
Open |
Open |
Closed |
Open | |
15 |
Open |
Open |
Open |
Open |
Open |
Closed |
SERIAL INTERRUPT MODE SELECTION PORT 1 | ||
IRQ |
E5 | |
» |
Normal interrupt mode |
Pins 1 & 2 closed |
Shared interrupt mode without resistor |
Pins 2 & 3 closed | |
Shared interrupt mode with pull-down resistor |
Pins 3 & 4 closed |
SERIAL INTERRUPT MODE SELECTION PORT 2 | ||
IRQ |
E6 | |
» |
Normal interrupt mode |
Pins 1 & 2 closed |
Shared interrupt mode without resistor |
Pins 2 & 3 closed | |
Shared interrupt mode with pull-down resistor |
Pins 3 & 4 closed |
PORT 1 SELECTION | ||
Function |
Label |
Position |
Port 1 echo enabled (RS-485 2 wire mode) |
E3 |
Pins 1 & 2 closed |
Port 1 echo disabled (RS-485 2 wire mode) |
E3 |
Pins 3 & 4 closed |
Port 1 RS-422/485 always enabled |
E3 |
Pins 5 & 6 closed |
Port 1 RS-422/485 enabled by RTS |
E3 |
Pins 7 & 8 closed |
PORT 2 SELECTION | ||
Function |
Label |
Position |
Port 2 echo enabled (RS-485 2 wire mode) |
E9 |
Pins 1 & 2 closed |
Port 2 echo disabled (RS-485 2 wire mode) |
E9 |
Pins 3 & 4 closed |
Port 2 RS-422/485 always enabled |
E9 |
Pins 5 & 6 closed |
Port 2 RS-422/485 enabled by RTS |
E9 |
Pins 7 & 8 closed |
PORT 1 TERMINATION SELECTION | ||
Function |
Label |
Position |
Port 1 TX+ & RX+ connected for two wire operation (RS-485) |
E1 |
Pins 1 & 2 closed |
Port 1 add 120 ohm termination |
E1 |
Pins 3 & 4 closed |
Port 1 TX- & RX- connected for two wire operation (RS-485) |
E1 |
Pins 5 & 6 closed |
Port 1 1K ohm pull-down resistor enabled (RS-422/485) |
E1 |
Pins 7 & 8 closed |
Port 1 1K ohm pull-up resistor enabled (RS-422/485) |
E1 |
Pins 9 & 10 closed |
PORT 2 TERMINATION SELECTION | ||
Function |
Label |
Position |
Port 2 TX+ & RX+ connected for two wire operation (RS-485) |
E4 |
Pins 1 & 2 closed |
Port 2 add 120 ohm termination |
E4 |
Pins 3 & 4 closed |
Port 2 TX- & RX- connected for two wire operation (RS-485) |
E4 |
Pins 5 & 6 closed |
Port 2 1K ohm pull-down resistor enabled (RS-422/485) |
E4 |
Pins 7 & 8 closed |
Port 2 1K ohm pull-up resistor enabled (RS-422/485) |
E4 |
Pins 9 & 10 closed |
MISCELLANEOUS TECHNICAL NOTES |
The Ultra SIO comes in both isolated ground (P/N 3189) and non-isolated ground (P/N 3089) types. The settings are the same for both. |