DIRECT 2400PC modem/telephone/ISDN Settings and Configuration
U.S. ROBOTICS, INC.
DIRECT 2400PC
Modem Type | Data (synchronous/asynchronous) |
Maximum Data Rate | 2400bps |
Data Bus | 8-bit ISA |
Data Modulation Protocol | Unidentified |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
Line out | CN1 | Volume | SW2 |
Line in | CN2 | ||
DTR SIGNAL | |
| Setting | SW1/1 |
| » On | DTR forced high |
| Off | DTR normal |
RESULT CODES | |
| Setting | SW1/2 |
| » Off | Verbose result codes enabled |
| On | Numeric result codes enabled |
RESULT CODES DISPLAY | |
| Setting | SW1/3 |
| » On | Display enabled |
| Off | Display disabled |
ECHO COMMANDS DISPLAY | |
| Setting | SW1/4 |
| » Off | Local echo enabled |
| On | Local echo disabled |
AUTO ANSWER | |
| Setting | SW1/5 |
| » On | Modem does not answer on first ring |
| Off | Modem answers on first ring |
CARRIER DETECT | |
| Setting | SW1/6 |
| » Off | CD normal |
| On | CD forced high |
MULTI-LINE INSTALLATION | |
| Setting | SW1/7 |
| » Off | Single phone connected |
| On | Multiple phones connected |
AT COMMAND SET | |
| Setting | SW1/8 |
| » On | AT command set enabled |
| Off | AT command set disabled |
ESCAPE CODE | |
| Setting | SW1/9 |
| » On | Go to command mode and display OK result code when escape character is received |
| Off | Disconnect, go to command mode and display NO CARRIER when escape character is received |
FACORY CONFIGURED SETTINGS | |
Switch | Setting |
SW1/10 | Off |
BASE I/O ADDRESS SELECTION | ||
Address | J1 | J2 |
COM1: (3F8h) | Pins 1 & 2 closed | Pins 1 & 2 closed |
COM2: (2F8h) | Pins 2 & 3 closed | Pins 1 & 2 closed |
COM3: (3E8h) | Pins 1 & 2 closed | Pins 2 & 3 closed |
COM4: (2E8h) | Pins 2 & 3 closed | Pins 2 & 3 closed |
INTERRUPT | |
IRQ | J5 |
3 | Pins 3 & 5 closed |
4 | Pins 1 & 3 closed |
5 | Pins 2 & 4 closed |
7 | Pins 4 & 7 closed |
Proprietary AT Command Set
See document V1255 for a full command summary.
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