Defined Values - Huawei MU509 At Command Interface Specification

HUAWEI MU509 HSDPA LGA Module
AT Command Interface Specification
The maximum length of message is 160 characters with 7bit codec, and 70 characters
with UCS2.

6.12.3 Defined Values

<length>: the number of actually sent TPDU characters/2. The digits are decimal
numbers that range from 0 to 9. The maximum value is 178.
<da>: destination address.
<mr>: message ID. The digits are decimal numbers that range from 0 to 9. The value
ranges from 0 to 255.
<ackpdu>: when the value of <service> in "+CSMS" is 1, which is supported by the
network, this field will be returned. Unless no SCA exists, the format is the same as
the format of PDU. This field is not supported currently.
<ctrl-Z>: identifies the end of a PDU data. The characters are: '0x1A'
<ESC>: cancel the sending of this message. The characters are: '0x1B'
The structure of the PDU packet is as follows: (The values of the characters described
in the packet are: 0–9, A–F, a–f. Two characters make up one Octet value. For
example: ‟23‟=0x23, „2a‟=0x2a, all are hexadecimal).
Table 6-8 The structure of the PDU packet
[<SCA>]
<sc_len>
<SCA>: SMSC address. Its structure is as follows:
Figure 6-4 The structure of SMSC address
Addr.
Issue 04 (2013-01-28)
<type_addr>
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Short Message Service Commands
<numbers>
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TPDU
Address-Length
Type-of-Address
Address-Value
84