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Chapter 4 Receiver Technical Specifications
4.3.5 OEM7700 Strobe Specifications
Strobes
Input/Output
ERROR
Output
EVENT_IN1
Input
EVENT_IN2
Leading edge
EVENT_IN3
triggered
EVENT_IN4
EVENT_OUT1
EVENT_OUT2
Output
EVENT_OUT3
EVENT_OUT4
POS_Valid
(Position
Output
Valid)
nRESET_IN
Input
PPS
Output
Table 100: OEM7700 Strobe Electrical Specifications
ERROR
OEM6 to OEM7 Integration Guide v1
Table 99: OEM7700 Strobes Description
Factory
Default
Normally low.
Active
A high output on this pin indicates that the receiver is
high
in an error state. For information about the cause of
the error, log the RXSTATUS log.
Input marks for which a pulse greater than 150 ns
triggers certain logs to be generated. (Refer to the
Active
MARKPOS and MARKTIME logs and ONMARK trigger.)
low
Polarity is configurable using the MARKCONTROL
command.
Programmable variable frequency outputs ranging
from 0 Hz to 50 MHz (refer to the
Active
EVENTOUTCONTROL command).
low
Note: EVENT_OUT1 can also be controlled by the
FREQUENCYOUT command.
Active
Indicates a valid GNSS position solution is available.
high
Reset signal input from external system; active low,
Active
50 ms duration. Hold the nRESET_IN pin low for >150
low
ms after power is applied
A time synchronization output. This is a pulse where
the leading edge is synchronized to receiver
Active
calculated GNSS Time. The polarity, period and pulse
low
width can be configured using the PPSCONTROL
command
Strobe
Sym
V
OL
V
OH
Comment
Min
Max
Current
(V)
(V)
(mA)
0.2
8
3.1
224
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