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Modem Status, Customization, and Reset Commands

Rev 7 May.12 Proprietary and Confidential 35

+CQI

Supporting chipsets:

• All, with these exceptions:

• MDM8200 (min f/w rev:

M2.0 Release 1)

Enable/disable/return averaged CQI return (WCDMA only)

Enable or disable ability to return averaged CQI (Channel Quality Indicator) from the

modem, or return the value (if enabled).

Usage:

• Execution: AT!CQI=<enableFlag>

Response:

+CQI:

ENABLED!

or +CQI:

DISABLED!

Purpose: Enable or disable the query command (+CQI?).

• Query: AT!CQI?

Response (Single carrier cells):

+CQI:

Status: <enableFlag>

total valid samples <n>, average cqi <m>

Response (Dual carrier cells):

+CQI:

Status: <enableFlag>

total valid samples <n>, average Car0 CQI <m>

total valid samples <n>, average Car1 CQI <m>

Purpose: Return the average CQI (<m>) and the number of samples (<n>) used

to determine the average.

Parameters:

<enableFlag> (Enable/disable CQI value retrieval):

• 0=Disable retrieval

• 1=Enable retrieval

Table 3-2: Modem status, customization, and reset commands (Continued)

Command Description

1 2 ... 30 31 32 33 34 35 36 37 38 39 40 ... 93 94

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Sierra Wireless AirCard 503 Spezifikationen Seite 35