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Table Of Contents
- Disclaimer
- 1 Product overview
- 2 Specification and parameters
- 3 Size and pins definition
- 4 Recommended circuit diagram
- 5 Hardware design
- 6 E108-Product test
- 7 Command format
- 7.1 GKC interface data format
- 7.2 GKC command
- 7.2. Response message
- 7.2.2 System reboot
- 7.2.3 Erase auxiliary information
- 7.2.4 Low power mode
- 7.2.5 Message interval configuration
- 7.2.6 Periodic low power mode
- 7.2.7 Set star search mode
- 7.2.8 Save star search mode
- 7.2.9 Serial port parameter setting
- 7.2.10 Set NMEA output
- 7.2.11 GPD document delete
- 7.2.12 Set NMEA serial port parameter
- 7.2.13 PPS configuration
- 7.2.14 Query message interval
- 7.2.15 Return message interval
- 7.2.16 Set NMEA output frequency
- 7.2.17 Query NMEA output frequency
- 7.2.18 Return the NMEA output frequency
- 7.2.19 Set reference coordinates
- 7.2.20 Query Reference Coordinate System
- 7.2.21 Return Reference Coordinate System
- 7.2.22 Query RTC time
- 7.2.23 Return RTC time
- 7.2.24 Set the speed threshold
- 7.2.25 Set HDOP Threshold
- 7.2.26 Get HDOP Threshold
- 7.2.27 Version number query
- 7.2.28 Return the current version number
- 7.2.29 Set location and time information
- 7.2.30 Set positioning mode
- 7.2.31 Query ID information
- 7.2.32 Return ID information
- 7.3 Support NMEA0183 protocol
- 8 GDP User Guidance
- 9 FAQ
- 10 Welding instruction
- 11 E108 Series
- 12 Packing for batch order
- Revision history
- About us
Chengdu Ebyte Electronic Technology Co.,Ltd. E108-GN User Manual
Copyright ©2012–2021
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Chengdu Ebyte Electronic Technology Co.,Ltd.
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21
RXD
UART input
(AT port, 2.8V level)
22
VBKP
RTC power input
The RTC power supply must be powered, the module
23
VCC
Module power
(2.8V-4.2V）
24
GND
Module ground
3.2 E108-GN02 pins definition
No.
Name
Direction
Function
1
GND
Module power
ground wire
2
TXD
Output
UART output (2.8V level)
3
RXD
Enter
UART input (2.8V level)
4
1PPS
Second pulse
output
User can set frequency, duration, etc. by command
5
FORCE_
ON
Sleep wake-up
pin
When the module enters the ultra-low power consumption, pull this pin
high to exit the ultra-low power consumption mode (this pin is powered
6
VBKP
RTC power input
The voltage is 1.1V, if the control pin level is not 1.1V, it needs to divide
the voltage)
7
NC
Remained pins
8
VCC
Module power
(2.8V-4.2V）
9
RSTN
Reset pin
Pull high by default, pull low to reset;
10
GND
Module ground
11
RF IN
RF input
12
GND
Module ground
13
ANTON
External
External LNA or active antenna power control pin 2.8V level:
14
VCCRF
RF power output
Power supply for external active antenna (this VCC RF output voltage is
equal to VCC)
15
NC
Remained pins
16
NC
Remained pins
17
NC
Remained pins
18
NC
Remained pins