USGlobalsat EB-5662RE - Manual (Page 10)

EB-5662RE
High Performance GPS Engine Board
10
VCC_RF
VCC_RF can supply Active Antenna Bias
voltage. This pin will supply Active Antenna
power. If do not use it, Just NC.
RESET
This pin is input low active. This Module has
internal Power on Reset circuit.
V_ANT
V_ANT is Active Antenna Bias voltage input.
If you use Active Antenna, you can connect
this pin to VCC_RF or connect other POWER
(Vin = 2.8V ~ 5V). If you will be use Passive
Antenna, Just NC.
V-ANT_DET
This pin is Active Antenna detect signal input,
when this pin is accept low level, EB-5662RE
will be output MNEA command:
$GPANT,ANTSTAUS=OK*16<CR><LF>
OR do not receive signal, to be output MNEA
command:
$GPANT,ANTSTAUTS=OPEN*06<CR><LF>
If Active Antenna is damage ,and short to
gnd. EB-5662RE will to be output MNEA
command:
$GPTXT,01,01,02,ANTSTATUS=SHORT*6D
TIMEPLUSE
This pin provides one pulse-per-second
output from the board, which is synchronized
to GPS time. This is not available in Trickle
Power mode. If do not use it, Just NC.