How to use GPS on FD411 FC and Zeus35 AIO board with receiver and VTX by using softserial

HGLRC Zeus35 AIO 3-6S F4 Flight Controller 35A BLS 4in1 ESC

Usage:for 100mm-250mm Frame Kit
FC Firmware:BF HGLRCF411(HGLR)
Installing Hole:20X20mm.M2/M3

F411 FC+35A BLS ESC
Input Voltage:3-6S
FC Firmware:BF HGLRCF411(HGLR)
ESC Firmware:BLS
Installing Hole:20x20mm/M2/M3
Dimensioms:40x32mm
Weight:10g

F411 Flight Controller
CPU:STM32F411
MPU:MPU6000
OSD:Support
BEC:5V/2A
LED:Support
BlackBox:16M
UARTS:2
UART1:uses the VTX/DJI
UART2:uses the Receiver

35A BLS 4in1 ESC
Current Sensor:Support
Constant Current:35A
Peak Current:40A（10s）

Package Included:
1x Zeus35 AIO Flight Controller

Recommended Parts: ( Not Included )
Motor:1408/1407/1306/1106
Propeller:2-5 Inch

See manual here