Basic AT Commands
Appendix D - Fax/Modem Information
144
I1
Factory ROM checksum test
I2
Internal memory test
I3
Firmware ID
I4
Reserved ID
L_
L0
Low speaker volume
L1
Low speaker volume
L2
Medium speaker volume
L3
High speaker volume
M_
M0
Internal speaker off
M1
Internal speaker on until carrier detected
M2
Internal speaker always on
M3
Internal speaker on until carrier detected and off while
dialing
N_
N0
Disable Autoscan mode
N1
Enable Autoscan mode
O_
O0
Return to Data Mode
O1
Return to Data Mode and initiate an equalizer
P
Set Pulse dial as default. Note: Pulse dialing is not
supported for UK, Netherlands, Sweden, Norway,
Denmark, Finland, Switzerland, and Germany.
Q_
Q0
Modem sends responses
Q1
Modem does not send responses
Sr?
Read and display alue in register r.
Sr=n
Set register r to alue n (n = 0-255).
T
Set Tone Dial as default
V_
V0
Numeric responses
V1
Word responses
W_
W0
Report DTE speed only
W1
Report line speed, error correction protocol, and DTE
speed.
W2
Report DCE speed
X_
X0
Hayes Smartmodem 300 compatible responses/blind
dialing
X1
Same as X0 plus all CONNECT responses/blind dialing
Prefix
Suffix
Function
TABLE 12. Basic AT Commands
Summary of Contents for TransPort NX
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