Page 46 of 102
Page 47 of 102
Doc: DRX Installation
Version: 7.1 January 2021
Doc: DRX Installation
Version: 7.1 January 2021
DRX INSTALLATION MANUAL
DRX INSTALLATION MANUAL
»
SLAVE TRIGGER HOLD OFF
; Tx can
be delayed and staggered relative to
the key pulse in.
»
PING PONG
; This mode forces time
division between equipments’ full
Tx/Rx cycle.
»
IDLE KP MUTE
: If
KEY PULSE
OUTPUT
is enabled and DRX is not
pinging, on timeout key pulse will
be output at 250Hz allowing slaved
devices to continue running.
IDLE
KP MUTE
selection will disable this
mode
.
NOTE: The positive and negative edges of the key pulse output can be used to
key two systems that would otherwise interfere with each other. The 2 edges
of the key pulse are decorrelated in time.
NOTE: You must select COMMIT to apply these settings.
5.2.7. PPS Tab
PPS input can be configured from the
PPS
tab.
PPS can be configured for the sensor that is supplying time data as long as that sensor
also supports PPS out.
Figure 24. DRX Setup, PPS Tab
The following parameters need to be set:
»
PPS PORT.
»
TRIGGER EDGE
; Typically this is rising edge for PPS.
NOTE: The Time data sensor that has been selected under DATA SETUP is
indicated under PPS Setup. This needs to correspond with the PPS Port selected.
NOTE: You must COMMIT or these settings will be lost.
With correct configuration
TIME
will update and status will proceed from Disabled, red
indicator, to Training, amber indicator, to synchronised, green indicator, as the following shows:
