Symmetricom ET6000 User Manual

I/O PORT DATA INPUT/OUTPUT
4.28 SELECT DEFAULT VALUES
This command allows the user to input/reset a series of default parameters into the GPS
ExacTime Unit, which are:
Elevation Angle 5
o
Mode Start-up (AUTO).
Position Average Number 200
Time Interval Disabled, falling edge.
Event Log Disabled, falling edge (all three events).
Exact Frequency Measurement Disabled.
Local Offset 00.0
Cable Delay 50
Position Symmetricom’s
MUX Outputs CH1 IRIG B DC
CH2 10MHz
CH3 1pps
CH4 10HMz
• The user inputs $X (HEX 24/HEX 58).
• The unit responds with OK CR/LF.
4.29 EXTERNAL FREQUENCY MEASUREMENT – SELECT INPUT FREQUENCY
This command allows the user to specify the input frequency.
• User inputs $Y (HEX 24/HEX 59) followed by eight digits and CR/LF. The eight (8) digits
correspond to the input frequency. Leading zeros are required to be entered.
• The unit responds with OK CR/LF.
Example: $Y01000000 CR/LF
The above example illustrates selecting an input frequency of 1MHz.
Symmetricom Inc ET6xxx ExacTime GPS TC & FG (Rev C) 4-15

Symmetricom ET6000 Specifications

General

Brand	Symmetricom
Model	ET6000
Category	Receiver
Language	English