RadioLib/examples/APRS/APRS_Position_LoRa/APRS_Position_LoRa.ino

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2.5 KiB
C++

/*
RadioLib APRS Position over LoRa Example
This example sends APRS position reports
using SX1278's LoRa modem.
Other modules that can be used for APRS:
- SX127x/RFM9x
- SX126x/LLCC68
- SX128x
- LR11x0
For default module settings, see the wiki page
https://github.com/jgromes/RadioLib/wiki/Default-configuration
For full API reference, see the GitHub Pages
https://jgromes.github.io/RadioLib/
*/
// include the library
#include <RadioLib.h>
// SX1278 has the following connections:
// NSS pin: 10
// DIO0 pin: 2
// RESET pin: 9
// DIO1 pin: 3
SX1278 radio = new Module(10, 2, 9, 3);
// or using RadioShield
// https://github.com/jgromes/RadioShield
//SX1278 radio = RadioShield.ModuleA;
// create APRS client instance using the LoRa radio
APRSClient aprs(&radio);
void setup() {
Serial.begin(9600);
// initialize SX1278 with the settings necessary for LoRa iGates
Serial.print(F("[SX1278] Initializing ... "));
// frequency: 433.775 MHz
// bandwidth: 125 kHz
// spreading factor: 12
// coding rate: 4/5
int state = radio.begin(433.775, 125, 12, 5);
// when using one of the non-LoRa modules for AX.25
// (RF69, CC1101, Si4432 etc.), use the basic begin() method
// int state = radio.begin();
if(state == RADIOLIB_ERR_NONE) {
Serial.println(F("success!"));
} else {
Serial.print(F("failed, code "));
Serial.println(state);
while(true);
}
// initialize APRS client
Serial.print(F("[APRS] Initializing ... "));
// symbol: '>' (car)
// callsign "N7LEM"
// SSID 1
state = aprs.begin('>', "N7LEM", 1);
if(state == RADIOLIB_ERR_NONE) {
Serial.println(F("success!"));
} else {
Serial.print(F("failed, code "));
Serial.println(state);
while(true);
}
}
void loop() {
Serial.print(F("[APRS] Sending position ... "));
// send a location with message and timestamp
// SSID is set to 1, as APRS over LoRa uses WIDE1-1 path by default
int state = aprs.sendPosition("GPS", 1, "4911.67N", "01635.96E", "I'm here!", "093045z");
delay(500);
// you can also send Mic-E encoded messages
state |= state = aprs.sendMicE(49.1945, 16.6000, 120, 10, RADIOLIB_APRS_MIC_E_TYPE_EN_ROUTE);
delay(500);
if(state == RADIOLIB_ERR_NONE) {
Serial.println(F("success!"));
} else {
Serial.print(F("failed, code "));
Serial.println(state);
}
// wait one minute before transmitting again
delay(60000);
}