Huawei EM770W At Command Interface Specification page 72

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TP-UDHI
TP-PI
TP-PID
TP-DCS
TP-UDL
TP-UD
Note:
1) Whether it is mandatory or optional: Mandatory (M) or Optional (O).
2) Indicates:
3) Depends on TP-DCS.
Table 5-1 Bit number
Number
of Octets
1
1
0,1
0,1
0,1
0 to 159
The 7
the sender should set them to 0. If any bit of them is not 0, the receiver should ignore
them.
Description:
<TP-MTI>: TP-message type. Bits 0 and 1 in the first byte.
bit1 bit0 Message type
0
0
1
1
0
0
1
< TP-UDHI >: Indicates that TP-UD has a header. It is located in bit 6 in the first byte.
0
1
Issue 18 (2009-06-22)
TP-User-Data-Header-Indication
TP-Parameter-Indicator
TP-Protocol-Identifier
TP-Data-Coding-Scheme
TP-User-Data-Length
TP-User-Data
Integer (I), Bit (b), 2 bits (2b), octet (o).
7
6
5
th
bit and bits 2~5 of the first byte are not used in SMS-DELIVER-REPORT, and
0
SMS-DELIVER (in the direction SC to MS)
0
SMS-DELIVER REPORT (in the direction MS to SC)
0
SMS-STATUS-REPORT (in the direction SC to MS)
0
SMS-COMMAND (in the direction MS to SC)
1
SMS-SUBMIT (in the direction MS to SC)
1
SMS-SUBMIT-REPORT (in the direction SC to MS)
1
Reserved
TP-UD domain contains only messages.
The beginning of TP-UD domain has a header.
Commercial in Confidence
HUAWEI UMTS M2M Module V100R001
AT Command Interface Specification
O
b
M
o
O
o
O
o
O
o
O
3)
4
3
2
1
Indicate that TP-UD has
a header
Indicate which optional
parameters exist
Protocol ID
Data coding scheme
User data length
User data
0
TP-MTI, TP-UDHI
TP-PI
TP-PID
TP-DCS
TP-UDL
TP-UD
Page 68 of 169

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