Datasheet > GXB2000-5TBC

GXB2000-5TBC

更新时间： 2023-07-15 00:00:00

品牌	Logo	应用领域
索尼 - SONY		/
页数	文件大小	规格书
60页	287K
描述
Telecom Circuit, 1-Func

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数据手册

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GXB2000-5TBC 数据手册

GXB2000

3-3. DARC Data Input

DARC data is output in the communication format noted below. The D-GPS basic data is located in the D-GPS

segments. The D-GPS basic data is comprised of 288 bits (36 bytes).

Data packet 1

22 bytes

Data packet 2

22 bytes

Checksum

1 byte

Terminator

1 byte

D-GPS

segment

18 bytes

D-GPS

segment

18 bytes

CRC

2 bytes

Prefix

4 bytes

Prefix

2 bytes

xxh

0Dh

The D-GPS basic data configuration is as follows.

Bit position

1 to 3

Description

Number of bits

3 bits

D-GPS data ID

Correction time

1 bit

5 to 38

39 to 72

73 to 106

1st GPS satellite correction data

2nd GPS satellite correction data

3rd GPS satellite correction data

34 bits

12 bits

107 to 140 4th GPS satellite correction data

141 to 174 5th GPS satellite correction data

175 to 208 6th GPS satellite correction data

209 to 242 7th GPS satellite correction data

243 to 276 8th GPS satellite correction data

277 to 288 Communication data

The GPS satellite correction data configuration is as follows.

Bit position

Description

Number of bits

1 bit

Scale factor

2 to 3

UDRE (User differential range error index)

GPS satellite ID

2 bits

4 to 8

5 bits

9 to 19

20 to 26

27 to 34

PRC (Pseudorange correction value)

RRC (Pseudorange rate-of-change correction value)

IODE (Ephemeris data issue No.)

11 bits

7 bits

8 bits

SS-31

1...57 58 5960

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