Specifications

Modem Status, Customization, and Reset Commands
Rev. 8 May.12 Proprietary and Confidential 39
!BZBUZZPLAY
Supporting chipsets:
• MDM6200
Generate melody on buzzer pin
Generate a pre-defined melody on the module’s BUZZER_EN pin using the modem’s
internal PWM (pulse wave modulation) generator.
Note: BUZZER_EN must be configured as a PWM output. To generate a frequency
instead of a melody, use !BZBUZZPLAY.
Usage:
• Query: AT!BZBUZZPLAY=<melody>
Response:
OK
Purpose: Play the selected melody using the module’s buzzer.
Parameters:
<melody> (Predefined melody)
• Valid range: 1–7
!CMEN
Supporting chipsets:
• All
Note: Only the execution
operation (“=”) is password-
protected.
Enable/disable HSPA Compressed Mode stack functionality
Enable or disable HSDPA and HSUPA (for supporting modules) compressed mode
functionality in the protocol stack. Typically, this command is used during testing of
production networks.
Usage:
• Execution: AT!CMEN=<enableDPA>[, <enableUPA>]
Response:
OK
Purpose: Enable or disable HSDPA and HSUPA compressed modes.
• Query: AT!CMEN?
Response:
!CMEN:
HSDPA Compressed Mode: <enableDPA>
HSUPA Compressed Mode: <enableUPA>
OK
Purpose: Display current state of HSDPA and HSUPA compressed modes. If
the parameters have not previously been set, the default values are
returned.
• Query list: AT!CMEN=?
Purpose: Display valid values for <enableDPA> and <enableUPA> parameters.
Parameters:
<enableDPA> (Enable/disable HSDPA compressed mode)
• 0 = Disable compressed mode
• 1 = Enable compressed mode (Default) — This value is used for normal opera-
tions.
<enableUPA> (Enable/disable HSUPA compressed mode)
• 0 = Disable compressed mode
• 1 = Enable compressed mode (Default) — This value is used for normal opera-
tions.
• 2 = Enable compressed mode but don’t broadcast
Table 3-2: Modem status, customization, and reset commands (Continued)
Command Description