Novatel OM-20000041 ユーザーズマニュアル

D

Logs summary

188

 MiLLennium GPSCard Software Version 4.50 Command Descriptions Manual Rev 1

Format:

Message ID = 66

Message byte count = 40 + (n * 32)

Note: Variable Length = 40 + (n * 32).

Maximum = 40 + (50 * 32) = 1640.

Typical size (31 subframes) = 1032 bytes.

1

Sync

3

char

0

Checksum

1

char

3

Message ID

4

integer

4

Message byte count

4

integer

8

2

Week data received

4

integer

weeks

12

3

Approximate seconds into week data received

8

double

seconds

16

4

Almanac reference week

4

integer

weeks

24

5

Almanac reference seconds

4

integer

seconds

28

6

PRN of satellite from which data originated

4

integer

32

7

Number of subframes to follow

4

integer

36

8

Subframe number

1

char

40

9

Page number

1

char

41

10...

Next PRN offset = 40 + (obs *32)