Command and Log Reference
23
Input Example:
Disable receiver tracking GPS/BDS/GLO/GAL satellite system
：
MASK GPS/BDS/GLO/GAL
Enable receiver tracking GPS/BDS/GLO/GAL satellite system
：
MASK -GPS/BDS/GLO/GAL
Set cut-off angle of the receiver tracking satellite
：
MASK 10
Set cut-off angle of GPS/BDS/GLO/GAL satellite
：
MASK 10 GPS/BDS/GLO/GAL
Disable the receiver to track BDS B1 signal
：
MASK BDSB1
Enable the receiver to track BDS B1 signal
：
MASK -BDSB1
Table 5-1: GNSS System and Frequency Band
Number System Satellite Frequency
Description
1
GPS
L1
、
L2
、
L5
Three frequencies of GPS satellites: L1
、
L2
、
L5
2
BDS
B1
、
B2
、
B3
Three frequencies of BDS satellites:B1
、
B2
、
B3
3
GLO
L1
、
L2
Two frequencies of Glonass satellites:L1
、
L2
4
GAL
E1
、
E5a
、
E5b
Three frequencies of Galileo satellites:E1
、
E5a
、
E5b
5.2
UNMASK Set Satellite System
This command is used to set the satellite systems, satellite frequencies, satellite
cut-off angle.
Command Format:
UNMASK /system frequency/
Abbreviated ASCII Syntax:
UNMASK [satellite system frequency]
Input Example:
Enable receiver tracking GPS/BDS/GLO/GAL satellite system
：
UNMASK GPS/BDS/GLO/GAL
6.
LOG COMMAND
6.1
NMEA 0183 ASCII log output
This command is used to log current position, velocity, heading of the receiver.
Command Format:
