Multitech MultiModem MT5600ZDX User Manual page 40

4 AT Commands, S-Registers, and Result Codes
-K1 Enables V.42 LAPM to MNP10 conversion.
-K2 Enables V.42 LAPM to MNP10 conversion; inhibits MNP Ex-
tended Services initiation during V.42 LAPM answer mode de-
tection phase.
Command: -Q n MNP10 Enable Fallback to V.22 bis /V.22
Values: n = 0 or 1
Default: n/a
Description: This command is included only for compatibility and performs
no function.
-Q0, -Q1 n/a
Command: -SDR= n Distinctive Ring Control
Values: 0–7
Default: 0
Description: This command enables or disables detection and reporting of
distinctive ring. One, two, or three distinctive ring types can be
simultaneously enabled depending upon the value of n. The
detected ring type is reported in the verbose result code by ap-
pending the ring type number to the end of the RING message.
-SDR=0 Disables distinctive ring. Any valid ring detected is reported as
RING.
-SDR=1 Enables distinctive ring type 1.
-SDR=2 Enables distinctive ring type 2.
-SDR=3 Enables distinctive ring types 1 and 2.
-SDR=4 Enables distinctive ring type 3.
-SDR=5 Enables distinctive ring types 1 and 3.
-SDR=6 Enables distinctive ring types 2 and 3.
-SDR=7 Enables distinctive ring types 1, 2, and 3.
The supported ring types and ring cadence detection criteria
are shown in the following table:
Distinctive
Command: -SEC= n Enable/Disable MNP10-EC
Values: n= -SDR
Default: n/a
Description: -SEC=0 Disables MNP 10-EC
-SEC=1 Enables MNP 10-EC. -SEC=1, [<tx level>] where <tx level> is
an optional transmit level subparameter. Transmit level range
is 0 dBm to -30 dBm and is specified by a set S 91 value.
Command: ** n Flash Memory Download
Description: Downloads at the last sensed speed.
ring type Ring cadence detection criteria
1 2.0 sec. on, 4.0 sec. off
2 0.8 sec. on, 0.4 sec. off, 0.8 sec. on, 0.4 sec. off
3 0.4 sec. on, 0.2 sec. off, 0.4 sec. on, 0.2 sec. off, 0.8 sec. on, 0.4 sec. off
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