AT Commands | 75 |
AT command formats |
This command is used to set the various parameters described below:
<carrier> | The modem protocol. Valid values are: | |||
| Value |
| Meaning | |
| V92 |
| V.92 | (default) |
| V90 |
| V.90 |
|
| V34 |
| V.34 |
|
| V32T |
| V.32ter | |
| V32B |
| V.32bis | |
| V32 |
| V.32 |
|
| V22B |
| V.22bis | |
| V22 |
| V.22 |
|
| Bell212A | Bell 212A | ||
| V23C |
| V.23, constant carrier, | |
|
|
| asymmetric FDM | |
| V21 |
| V.21 |
|
| Bell103 | Bell 103 | ||
<automode> | 0 | Disables automatic modulation | ||
|
| negotiation |
| |
| 1 | Enables automatic modulation | ||
|
| negotiation (default) |
If a <max_rate> value is specified, <automode> is automatically disabled.
<min_rate> The minimum receive rate. Valid <min_rate> values are from 300 to 57333.