GPS01 : High Precision Low Power Consumption Dual-Mode GPS Module

Pin number

Pin definition

I/O

Level standard

Description

1、10、12

GND

—

Power ground

2

TXD

O

0-3.5 V

Data output, status output

3

RXD

I

0-3.5 V

Control command reception

4

1PPS

O

0-3.5 V

Second pulse output

5

EXT_INT0

I

0-3.5 V

reserved port

6

V_BCKP

I

2.5-3.5 V

Backup power input

7

VCC_IO

—

3.0-3.5 V

 IO power input

8

VCC

—

3.0-3.5 V

Main power input

9

nRESET

I

0-3.5 V

External reset, active low. The reset pin can not be connected to the ground capacitor outside the module.

11

RF_IN

I

Antenna input

13

ANT_ON

O

0-3.5 V

Built-in IC GPIO, function reserved

14

VCC_RF

O

VCC

3.3V output, the antenna is powered by the module, and the antenna working current is recommended not to exceed 20mA

15、18

NC

—

16

SDA

I/O

0-3.5 V

Data signal of two-wire DDC interface

17

SCL

I

0-3.5 V

Clock signal of two-wire DDC interface