NAVIOR-24S
™
CHAPTER II
Hardware Integration
40
NAVIOR-24S ™
Revision
V1.00 20.05.2008
Status
Signal status may be used for indicating operation modes of NAVIOR-24S receiver (for example –
LED display).
STATUS = «0» - when a low level is on the out of pin STATUS it means the absence of reliable
1PPS signal.
STATUS= «0/1» (periodic pulse signal, a low level with duration 1 sec / a high level with duration
1 sec) – the presence of reliable pulse 1PPS in mode of satellite tracking at least after 4 satellites.
STATUS= «1» – the presence of reliable pulse 1PPS in mode of time calculation at fix-position
mode.
Electrical characteristics of signal Status:
U
out
HL= VCD ± 0.3 V,
U
out
LL= VSS + 0.4 V,
I
out max
= 8 mA.