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HUAWEI MC509 CDMA LGA Module
AT Command Interface Specification
Call Control Commands
Issue 01 (2011-08-26)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
72
7 Call Control Commands
7.1 D–Command for Originating a Data Service Call
7.1.1 Syntax
Command
Possible Response(s)
D[<dial_string>]
<CR><LF>OK<CR><LF>
<CR><LF>NO CARRIER<CR><LF>
<CR><LF>CONNECT <text><CR><LF>
In case of an MT-related error:
<CR><LF>ERROR<CR><LF>
<CR><LF>+CME ERROR:<err><CR><LF>
7.1.2 Interface Description
This command originates a data service call.
In this product, this command supports only data service dial-up.
7.1.3 Parameter Description
<dial_string>: Specifies the called number, consisting of ASCII characters. Allowed
characters include only 0–9, *, and #.
7.1.4 Example
ATD#777
CONNECT