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AP-3
APPENDIX 3
Digital Interface (IEC 61162-1 Edition 2)
Input sentences
GGA, GLL, RMA, RMC, ZDA
Schematic diagram
NMEA
05P0620
1
RD-A
J6
RD-B
2
3
4
5
05P0616
R103
560
CR1
U21
1
3
1SS190
6
4
F.GND
C35 C36
1000p 1000p
1
30
J11
TLP121-GB
1
21
22
23
24
25
30
J5
21
22
23
24
25
Load requirements as listner
Isolation Optocoupler
Input impedance 560 ohms
Max. Voltage ± 15V
Threshold 4 mA