APPENDIX D OEM7720 Technical Specifications
OEM7 Installation and Operation User Manual v4
205
Pin
Signal
Name
Signal
Type
Signal
Direction
V
IL
Max
(V)
V
IH
Min
(V)
V
OL
Max
(V)
V
OH
Min
(V)
Drive
(mA)
Description
18
ME_RDY
3.3V
CMOS
Output
-
-
0.2
3.1
4
Receiver Ready
(Active High)
Indicates to the host
system that the
receiver is ready to
receive commands.
This signal is not
asserted while booting
or during a reset.
Internal 2.2 kΩ pull
down.
19
COM4_
TXD
3.3V
CMOS
Output
-
-
0.2
3.1
4
COM4 Transmit Data
(UART)
20
COM3_
TXD
3.3V
CMOS
Output
-
-
0.2
3.1
4
COM3 Transmit Data
(UART)
21
ERROR
3.3V
CMOS
Output
-
-
0.2
3.1
4
Error Indicator
(Active High)
Normally low. A high
output on this pin
indicates that the
receiver is in an error
state.
Internal 2.2 kΩ pull
down.
22
POS_
VALID
3.3V
CMOS
Output
-
-
0.2
3.1
4
Position Valid Output
(Active High)
A high output on this pin
indicates that the
receiver has computed
a valid GNSS position.
Internal 10 kΩ pull
down.
Содержание OEM719
Страница 1: ...OM 20000168 v4 February 2018 OEM7 Installation and Operation User Manual...
Страница 123: ...Chapter 8 NovAtel Firmware and Software OEM7 Installation and Operation User Manual v4 123...
Страница 130: ...APPENDIX A OEM719 Technical Specifications OEM7 Installation and Operation User Manual v4 130 Figure 43 OEM719 Keep outs...
Страница 150: ...APPENDIX B OEM729 Technical Specifications OEM7 Installation and Operation User Manual v4 150 Figure 50 OEM729 Keep outs...
Страница 235: ...OEM7 Installation and Operation User Manual v4 235...