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RoyalTek REV-2000 User Manual

Page 45

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RoyalTek GPS Receiver REB-2000/REB-12R REV-2000 Operational Manual

28

Table 41 Measured Navigation Data Out – Binary & ASCII Message Data Format

Binary(Hex) ASCII(Decimal)

Name

Bytes

Scale Example

Units

Scale Example

Message ID

1

02

2

X – position

4

FFD6F78C

M

-2689140

Y – position

4

FFBE536E

M

-4304018

Z – position

4

003AC004

M

3850244

X – velocity

2

*8

00

M/s

Vx/8

0

Y – velocity

2

*8

03

M/s

Vy/8

0.375

Z – velocity

2

*8

01

M/s

/8

0.125

Mode

1

1

04 Bitmap1

4

DOP

2

1 *5

A

/5

2.0

Mode

3

1

00 Bitmap3

0

GPS Week

2

036B

875

GPS TOW

4

*100

039780E3

seconds

/100

602605.79

SVs in Fix

1

06

6

CH 1

1

12

18

CH 2

1

19

25

CH 3

1

0E

14

CH 4

1

16

22

CH 5

1

0F

15

CH 6

1

04

4

CH 7

1

00

0

CH 8

1

00

0

CH 9

1

00

0

CH 10

1

00

0

CH 11

1

00

0

CH 12

1

00

0

Payload Length :41 bytes

1

For further information , go to Table 42

2

Dilution of precision (DOP) field contains

value of PDOP when Position is obtained

using 3D solution and HDOP in all other

cases.

3

For further information , go to Table 43

Note – Binary units scaled to integer

values need to be divided by the scale

value to receive true decimal value (i.e.,

decimal Xvel = binary Xvel /8).

Table 42 Mode 1

Mode 1

Hex ASCII

Description

0x00

0

No Navigation Solution

0x01

1

1 Satellite Solution

0x02

2

2 Satellite Solution

0x03

3

3 Satellite Solution (2D)

0x04

4

>=4 Satellite Solution (3D)

0x05

5

2D Point Solution(Krause)

0x06

6

3D Point Solution(Krause)

0x07

7

Dead Reckoning (Time Out)