HUAWEI MU509 HSDPA LGA Module
AT Command Interface Specification
Call Control Commands
Issue 04 (2013-01-28)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
144
MM_REJ_NO_SERVICE
169
MM_REJ_TIMER_T3230_EXP
170
MM_REJ_NO_CELL_AVAILABLE
171
MM_REJ_WRONG_STATE
172
MM_REJ_ACCESS_CLASS_BLOCKED
173
ABORT_MSG_RECEIVED
174
OTHER_CAUSE
175
CNM_REJ_TIMER_T303_EXP
176
CNM_REJ_NO_RESOURCES
177
CNM_MM_REL_PENDING
178
CNM_INVALID_USER_DATA
179
Note:
If a call is terminated due to network problems, <cc_cause> is presented. If a call is terminated
before response from the network side is received, <cc_cause> is not presented.
9.18 RING–Indicate Incoming Call
9.18.1
Command Syntax
Command
Possible response(s)
<CR><LF>RING<CR><LF>
9.18.2
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=0.
When there is a PS incoming call, the maximum number of rings is 13.
9.19 +CRING–Indicate Incoming Call
9.19.1
Command Syntax
Command
Possible response(s)
<CR><LF>+CRING: <type><CR><LF>