Description - Huawei MU509 At Command Interface Specification

HUAWEI MU509 HSDPA LGA Module
AT Command Interface Specification

9.19.2 Description

An unsolicited report will be sent to TE periodically (PS incoming call: cycle=3s; Voice
incoming call: cycle=5s). It will be reported when +CRC=1.
When there is a PS incoming call, the maximum number of rings is 13.
<type>: the details refer to +CRC.
Issue 04 (2013-01-28)
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Call Control Commands
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