Huawei MU509 At Command Interface Specification page 88

HUAWEI MU509 HSDPA LGA Module
AT Command Interface Specification
Table 6-10 The structure of <PID>
PID
Bit7
Bit7 bit6 (here we assume bit 7 = 0 and bit 6 = 0)
0 0
1 0
0 1
1 1
The values of Bit5 are as follows:
0: No interworking, but SME-to-SME protocol
1: Telematic interworking (in this case, the values of bits 4...0 are valid)
Bit4...bit0 telematic devices type indication:
If the values are 1 0 0 1 0, it indicates Email. Other values are not supported currently.
<DCS>: coding mode of user data. The values are as follows:
Table 6-11 The <DCS> parameter
Bit7...bit4
00xx
Issue 04 (2013-01-28)
Bit6 Bit5
Allocate bits 0..5. The values are defined below.
Allocate bits 0...5. The values are defined below.
Reserved.
Allocate bits 0...5, for special purpose of SC.
Bit5 0: Message is not
compressed
1: Message is
compressed. Not
supported
currently.
0: Bit1 and bit0
Bit4
are reserved
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Short Message Service Commands
Bit4 Bit3 Bit2
Bit3.....bit0
Bit1 bit0 indicate message type
0 0 : Class 0, providing display and reply
to the SC that the message is received but not
stored.
0 1 : Class 1, stored to the NV (or SIM
card if the NV is full)
1 0 : Class 2, for use of SIM only. After
the message is stored, the storage state will be
Bit1 Bit0
88