Difference between revisions of "RPI GPS Board"

From ElectroDragon
Jump to navigation Jump to search
Line 1: Line 1:
 
== Hardware Configuration ==
 
== Hardware Configuration ==
 +
* Schematic please see at this page: https://www.electrodragon.com/w/Location_HDK
 
3-way jumper setup
 
3-way jumper setup
 
{| class="wikitable sortable"
 
{| class="wikitable sortable"

Revision as of 00:18, 29 June 2020

Hardware Configuration

3-way jumper setup

Board Interface RPI Header text
SD CS Selection via 3-way jumper: GPIO8 or GPIO7 Example
RF(LORA) CS Selection
  • via 3-way jumper: GPIO8 or GPIO7
  • via 2-way jumper: GPIO25
Example
RF(LORA) DIO0 GPIO4 Example
RF(LORA) RST GPIO17 Example
SD / RF: SCK MOSI MISO GPIO 9 / 10 / 11 Example
GPS_INT GPIO 22 Example
GPS_1PPS On board LED or GPIO27 Example


Software Usage

  • Use serial to read raw data, tutorial here: RPI UART, please make sure login shell on uart is turned off
  • Data output example:
$GPTXT,01,01,01,NMEA unknown msg*58
$GPTXT,01,01,01,NMEA unknown msg*58
$GPTXT,01,01,01,NMEA unknown msg*58
$GPRMC,,V,,,,,,,,,,N*53
$GPVTG,,,,,,,,,N*30
$GPGGA,,,,,,0,00,99.99,,,,,,*48
$GPGSA,A,1,,,,,,,,,,,,,99.99,99.99,99.99*30
  • recommanded GPS parsing application GPSD