UNIDENTIFIED
2400BU MODEM
Card Type | Modem (asynchronous) |
Chip Set | Unidentified |
Maximum Data Rate | 2400bps |
Data Bus | 8-bit ISA |
Data Modulation Protocol | Bell 103/212A ITU-T V.21, V.22, V.22bis |
CONNECTIONS | ||||||
Function | Label | Function | Label | |||
Line in | CN1 | Line out | CN2 |
SERIAL PORT ADDRESS | ||
Setting | SW1/1 | SW1/2 |
COM1 (3F8h) | On | On |
COM2 (2F8h) | Off | On |
COM3 (3E8h) | On | Off |
COM4 (2E8h) | Off | Off |
INTERRUPT | ||
Setting | SW2/1 | SW2/2 |
2 | Off | Off |
3 | On | Off |
4 | Off | On |
5 | Off | Off |
Proprietary AT Command Set
See document 1916 for a full command summary.