GPS-110-MB-PS User’s ManualExemys
www.exemys.com
Rev. 3
14
4444
MODBUS REGISTERS
MODBUS REGISTERS
MODBUS REGISTERS
MODBUS REGISTERS
If there is no GPS signal some registers will get value 0.
Main Registers
40001:2
Latitude
x10.000.000 signed
º
40003:4
Longitude
x10.000.000 signed
º
40005:6
Altitude
x10
meters
40007
Geoidal separation
x10
meters
40008
True course
x10
º
40010
Magnetic variation
x10
º
40011
Speed
x10
kph
40012
Speed over ground
x10
kph
40013
GPS Quality
-
-
40014
Number of satellites in view
-
-
40015
Age of differential GPS data
x10
seconds
40016
Horizontal Dilution of precision
x10
-
40017:18
UTC Date
ddmmyyyy
-
40019:20
UTC Time
hhmmss
-
40021
State (A: active / V: no signal)
ASCII
-
40022
Mode [A: Autonomous / D: Differential/ E:
Estimated]
ASCII
-
Alternative Registers
40050
Latitude–Degrees
-
-
40051
Latitude– Minutes
-
-
40052:53
Latitude–Minutes fraction
7 digits
-
40054
Longitude–Degrees
-
-
40055
Longitude–Minutes
-
-
40056:57
Longitude - Minutes fraction
7 digits
-
40058:59
Altitude
x10
feet
40060
Geoidal separation
x10
feet
40061
Speed
x10
knot
40062
Speed over ground
x10
knot
40063:64
UTC Date + UTC Time
Seconds since 1970
seconds
40065:66
UTC Time
Seconds since12:00 AM
seconds
40067
Time
hh
-
40068
Minutes
mm
-
40069
Seconds
ss
-
40070
Day
dd
-
40071
Month
mm
-
40072
Year
yyyy
-
40073
State [active / no signal]
1 o 0
-
40074
Mode [A: Autonomous / D: Differential/ E:
Estimated]
0 o 1 o 2
-