MTCMR-G-F4 Multi-Tech Systems, MTCMR-G-F4 Datasheet - Page 123

• Manufacturer Part Number: MTCMR-G-F4
• Description: MODEM GPRS QUAD BAND GSM GLOBAL
• Manufacturer: Multi-Tech Systems
• Series: MultiModem® iCellr

Specifications of MTCMR-G-F4

• Frequency: 850MHz, 900MHz, 1.8GHz, 1.9GHz
• Applications: General Purpose
• Interface: RS-232, USB
• Function: Transceiver, Modem
• Data Rate - Maximum: 115.2kbps
• Modulation Or Protocol: GSM, GPRS
• Voltage - Supply: 9 V ~ 32 V
• Package / Case: Module with Case
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Power - Output: -
• Sensitivity: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 881-1151; MTCMR-G-F4

32kHz Power Down Mode +W32K
Change Default Melody +WCDM
Multi-Tech Systems, Inc. GPRS AT Commands Reference Guide (Document Number S000293J)
Description:
Values:
Syntax:
Description:
Values:
Syntax:
This command allows the 32kHz power down mode to be enabled or disabled:
<mode>
Command syntax: AT+W32K=<mode>
This command allows a the selection of a manufacturer-specific melody. This default melody will be
played for any new incoming voice call, either on the buzzer or on the speaker.
<player>
Command syntax: AT+WCDM=<melody>,<player>
<melody>
Command
AT+W32K=1
Note: Enable 32kHz power down mode
AT+W32K=0
Note: Disable 32kHz power down mode
Command
AT+WCDM=0
Note: Select no melody
AT+WCDM=5
Note: Select melody n°5
AT+WCDM?
Note: Indicate the current melody
AT+WCDM=,1
Note: Select the speaker to play the
melody on.
AT+WCDM?
•
•
0 Disable 32kHz powerdown mode
1 Enable 32kHz powerdown mode
0
1…10
0
1
When power down mode is entered, the product uses a 32kHz internal clock during inactivity
stages (regardless of its nominal internal clock).
When enabled, power down mode is active after 1 to 15 minutes. The mode is not stored in
EEPROM: the command has to be repeated after a reset.
No melody (default)
Melody 1 to 10
Melody n°<melody> will be played on the buzzer for any new incoming voice call. Default.
Melody n°<melody> will be played on the speaker for any new incoming voice call.
Possible responses
OK
OK
+WCDM: 5,0
OK
Note: Melody n°5 is currently selected, and the buzzer is
selected to play it.
RING
Note: An incoming call occurs, and the melody n°5 is played
on the buzzer.
OK
+WCDM: 5,1
OK
Note: Now the speaker is selected to play the melody if an
incoming call occurs.
Possible responses
OK
Note: 32kHz power down mode is enabled
OK
Note: 32kHz power down mode is disabled
Chapter 13 – Specific AT Commands
123