Specifications

Diagnostic Commands
Rev. 8 May.12 Proprietary and Confidential 87
!DIVERSITY
Supporting chipsets:
• MDM9600
Note: This command is not
password-protected.
Enable/disable CDMA receive diversity
Enable or disable CDMA receive diversity (1X and 1xEV-DO), or establish receive
diversity as the primary path.
Usage:
• Execution: AT!DIVERSITY=<cdma_diversity>,<hdr_diversity>
Response:
OK
Purpose: Set the current receive diversity state.
• Query: AT!DIVERSITY?
Response:
CDMA Diversity: <cdma_diversity>
HDR Diversity: <hdr_diversity>
OK
Purpose: Return the current receive 1X (CDMA) and 1xEV-DO (HDR) diversity
<state>.
Parameters:
<cdma_diversity> (Current/requested 1X receive diversity state)
• 0 = Rx diversity disabled
• 1 = Rx diversity enabled
<hdr_diversity> (Current/requested 1xEV-DO receive diversity state)
• 0 = Rx diversity disabled
• 1 = Rx diversity enabled
!ERR
Supporting chipsets:
• All
Display diagnostic information
This command is used to display diagnostic information (logged error conditions) that
Sierra Wireless uses to assist in resolving technical issues.
Usage:
• Execution: AT!ERR=0
Response: OK
Purpose: Clear the logged error conditions. Use this command before running
tests to make sure that details displayed using AT!ERR are relevant to
the tests being performed.
• Query: AT!ERR
Response:
00 [F] <count> <file> <line>
...
nn [F] <count> <file> <line>
OK
Purpose: Return all logged error conditions that are stored in NVRAM.
Parameters:
<count> (Number of occurrences)
• Valid range: 0x00–0xFF
<file> (Log file name)
• Name of log file using ASCII characters
<line> (Line number in log file)
• Valid range: 1–99999
Table 4-2: Diagnostic command details (Continued)
Command Description