EndRun RTM3204, Руководство пользователя

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R T M 3 2 0 4 G P S T i m i n g M o d u l e U s e r M a n u a l 22
C H A P T E R T H R E E
23 R T M 3 2 0 4 G P S T i m i n g M o d u l e U s e r M a n u a l
C O N T R O L A N D S T A T U S C O M M A N D S
The example response indicates that there has been a period without tracking a GPS signal that ex-
ceeded the time-out period, that there was a FLASH Write Fault and that there is an Antenna Fault.
Query:
gpsstat
RTM3204/Tycho response:
LOCKED TFOM = 4 2001 092 04:48:56.347916732 13 13 2 7 28605 41.6 008A
gpstrkstat
This command displays the current GPS subsystem satellite tracking status. A list of eight satellite
numbers is displayed, one for each receiver channel. Satellite number 0 is an invalid number and
indicates that no satellite is being tracked on that channel. Valid satellite numbers range from 1 to 32.
Query:
gpstrkstat
RTM3204/Tycho response:
CURRENT SVs TRKD = 08 11 13 22 31 00 00 00
gpsversion
This command displays the firmware and hardware versions of the GPS subsystem.
Query:
gpsversion
RTM3204/Tycho response:
F/W 1.00 FPGA 0202
gsyshwaddr
This command displays the ethernet hardware address, if the IP network is properly configured. Oth-
erwise it returns nothing.
Query:
gsyshwaddr
RTM3204/Tycho response:
00:D0:C9:25:78:59
gsysosctype
This command displays the installed oscillator type. It is either Rubidium or HS-Rubidium (High-
Stability).
Query:
gsysosctype
RTM3204/Tycho response:
Installed Oscillator is HS-Rubidium.
gsyspasswd
This command allows the root user to change the passwords of the two configured users on the sys-
tem:
root
and
gsysuser
. Arguments passed to
gsyspasswd
on the command line are passed verba-
tim to the real
passwd
binary program. When
passwd
returns, the resulting modified /etc/shadow
file is copied to the non-volatile
/boot/etc
directory.
Query:
gsyspasswd gsysuser
RTM3204/Tycho response: Passwd interactive utility is started.
gsysrootfs
This command displays the currently booted root file system image. It can be either TychoGPS_0
(factory image) or TychoGPS_1 (field upgrade image). Refer to Appendix B - Upgrading the Firm-
ware
for detailed instructions on performing the upgrade procedure.