MultiModemDSVD User Guide 4 AT Commands, S-Registers, and Result Codes
38
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
ring type
1
2
3
Ring cadence detection criteria
2.0 sec. on, 4.0 sec. off
0.8 sec. on, 0.4 sec. off, 0.8 sec. on, 0.4 sec. off
0.4 sec. on, 0.2 sec. off, 0.4 sec. on, 0.2 sec. off, 0.8 sec. on, 0.4 sec. off
Command: **
n
Flash Memory Download
Values: n = 0, 1, or 2
Description: **0 Initiate download to flash memory at the last sensed speed
**1 Initiate download to flash memory at 38.4K bps
**2 Initiate download to flash memory at 57.6K bps
Command: #CID=
n
Caller ID
Values: n = 0, 1, or 2
Default: 0
Description: Enables or disables Caller ID recognition and reporting.
#CID=0 Disables Caller ID.
#CID=1 Enables formatted Caller ID reporting of ICLID SDM (Single
Data Message) and MDM (Multiple Data Message) packets.
#CID=2 Enables unformatted Caller ID reporting of any ICLID packet
received after the first RING cycle, including SDM, MDM, or
call waiting packets.
#CID? Retrieves the current Caller ID mode from the modem.
#CID=? Returns the mode capabilities of the modem in a list with each
element separated by commas.