| O1 | Return to Data Mode and initiate an equalizer |
|
| retrain |
P |
| Set Pulse dial as default |
Q_ | Q0 | Modem sends responses |
| Q1 | Modem does not send responses |
| Q2 | Modem sends responses in originate mode but |
|
| not in answer mode |
Sr? | ||
Sr=n |
| Set register r to value n |
T |
| Set Tone Dial as default |
V_ | V0 | Numeric responses |
| V1 | Word responses |
WW0 Report Connect at DTE speed only.
W1 Report Connect at DTE speed with negotiation progress
W2 Report Connect at DCE speed only
X_ | X0 | Hayes Smartmodem 300 compatible |
|
| responses/blind dialing |
| X1 | Same as X0 plus all CONNECT responses/ |
|
| blind dialing |
| X2 | Same as X1 plus dial tone detection |
| X3 | Same as X1 plus busy signal detection/blind |
|
| dialing |
| X4 | All responses and dial tone and busy signal |
|
| detection |
Y_ | Y0 | Modem does not send or respond to break |
|
| signals |
| Y1 | Modem sends break signal for four seconds |
|
| before disconnecting |
Z_ | Z0 | Reset and retrieve active configuration |
|
| profile 0 |
| Z1 | Reset and retrieve active configuration |
|
| profile 1 |
3.4 | Extended AT Commands | |
&C_ | &C0 | Force Carrier Detect Signal High (ON) |
| &C1 | Turn on Carrier Detect signal when remote |
|
| carrier signal is present |
&D_ | &D0 | Modem ignores the Data Terminal Ready |
|
| signal |
7
