U.S. ROBOTICS, INC.
SPORTSTER 28,800 INTERNAL
|
Modem Type |
Data (synchronous/asynchronous)/Fax |
|
Maximum Data Rate |
28.8Kbps |
|
Maximum Fax Rate |
14.4Kbps |
|
Data Bus |
8-bit ISA |
|
Fax Class |
Class I & II.0 |
|
Data Modulation Protocol |
Bell 103A/212A ITU-T V.21, V.22, V.22bis, V.23, V.32, V.32bis, V.34 Rockwell V.FC |
|
Fax Modulation Protocol |
ITU-T V.17, V.21CH2, V.27ter, V.29 |
|
Error Correction/Compression |
MNP5, V.42, V.42bis |

|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Line out |
CN1 |
Line in |
CN2 |
|
COM PORT SETTINGS | ||||
| COM |
J1/1 |
J1/2 |
J1/3 |
J1/4 |
| COM1 |
Closed |
Open |
Open |
Open |
| » COM2 |
Open |
Closed |
Open |
Open |
| COM3 |
Open |
Open |
Closed |
Open |
| COM4 |
Open |
Open |
Open |
Closed |
|
INTERRUPT SELECT | |||||
|
Interrupt |
J2/1 |
J2/2 |
J2/3 |
J2/4 |
J2/5 |
|
IRQ2 |
Closed |
Open |
Open |
Open |
Open |
|
IRQ3 |
Open |
Closed |
Open |
Open |
Open |
|
IRQ4 |
Open |
Open |
Closed |
Open |
Open |
|
IRQ5 |
Open |
Open |
Open |
Closed |
Open |
|
IRQ7 |
Open |
Open |
Open |
Open |
Closed |
|
DTR SIGNAL | |
| Setting |
SW1/1 |
| » DTR normal |
Off |
| DTR forced high |
On |
|
RESULT CODES | |
| Setting |
SW1/2 |
| » Verbal result codes enabled |
Off |
| Numeric result codes enabled |
On |
|
RESULT CODES DISPLAY | |
| Setting |
SW1/3 |
| » Enabled |
On |
| Disabled |
Off |
|
ECHO DISPLAY | |
| Setting |
SW1/4 |
| » Enabled |
Off |
| Disabled |
On |
|
AUTO ANSWER | |
| Setting |
SW1/5 |
| » Disabled |
On |
| Enabled |
Off |
|
CARRIER DETECT | |
| Setting |
SW1/6 |
| » CD normal |
Off |
| CD forced high |
On |
|
SOFTWARE RESET | |
|
Setting |
SW1/7 |
| » CD normal |
Off |
| CD forced high |
On |
|
AT COMMAND SET | |
|
Setting |
SW1/8 |
|
Enabled |
On |
|
Disabled |
Off |
Proprietary AT Command Set
See document V1248 for a full command summary.