IBM CORPORATION
INTERNAL MODEM 2400BPS
|
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.22bis |

|
CONNECTIONS | ||||||
|
Function |
Label |
Function |
Label | |||
|
Line out |
CN1 |
Speaker adapter connection |
CN3 | |||
|
Line in |
CN2 | |||||
|
SERIAL PORT ADDRESS | ||
|
Setting |
E1 |
E2 |
|
COM1 (3F8h) |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
|
COM2 (2F8h) |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
Proprietary AT Command Set
See document V2029 for a full command summary.