ZED-F9P-Integration Manual
UBX-18010802 - R02
8 Design Page 102 of 114
Advance Information
Pin No Name I/O Description Remark
2 RF_IN_1 I RF input ESD protection required, active antenna, L1/L2
band. Bias-t needed.
3 GND - Ground Outer ground pin
4 ANT_DETECT I Active antenna detect Leave open if not used. Add zero Ω jumper if
used.
5 ANT_OFF O External LNA disable Leave open if not used
6 ANT_SHORT_N I Active antenna short detect Leave open if not used
7 VCC_RF O Voltage for external LNA Leave open if not used
8 Reserved - Reserved Do not connect
9 Reserved - Reserved Do not connect
10 Reserved - Reserved Do not connect
11 Reserved - Reserved Do not connect
12 GND - Ground Outer ground pin
13 Reserved - Reserved Do not connect
14 GND - Ground Outer ground pin
15 Reserved - Reserved Do not connect
16 Reserved - Reserved Do not connect
17 Reserved - Reserved Do not connect
18 Reserved - Reserved Do not connect
19 GEOFENCE_STAT O Geofence status, user
defined
Leave open if not used
20 RTK_STAT O RTK status 0 – Fixed, blinking
– receiving RTCM data, 1 – no
corrections
Leave open if not used
21 Reserved - Reserved Do not connect
22 Reserved - Reserved Do not connect
23 Reserved - Reserved Do not connect
24 Reserved - Reserved Do not connect
25 Reserved - Reserved Do not connect
26 RXD2 I Correction UART input Leave open if not used
27 TXD2 O Correction UART output Leave open if not used
28 Reserved - Reserved Do not connect
29 Reserved - Reserved Do not connect
30 Reserved - Reserved Do not connect
31 Reserved - Reserved Do not connect
32 GND - Ground Outer ground pin
33 VCC I Voltage supply Low impedance supply. Less than 0.2 Ω.
34 VCC I Voltage supply Low impedance supply. Less than 0.2 Ω
35 Reserved - Reserved Do not connect
36 V_BCKUP I Backup supply voltage Connect to VCC if not used. If used isolate I/
O in hardware backup mode. Check current
specification.
37 GND - Ground Outer ground pin
38 V_USB I USB supply Connect to VCC if used. If USB is not used
connect to ground.
39 USB_DM I/O USB data Leave open if not used