Crash_Override/LoRa_APRS_Tracker
1
0
Fork 0
Code Issues Pull requests Packages Projects Releases Wiki Activity

tracker update

Browse source
This commit is contained in:
Peter Buchegger 2020-04-03 23:21:35 +02:00
parent 1b3baa220f
commit 5c5474ba69
4 changed files with 172 additions and 69 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

16
platformio.ini
View file

@ -16,12 +16,10 @@ platform = espressif32
board = ttgo-t-beam
framework = arduino
lib_ldf_mode = deep+
lib_deps =
Adafruit GFX Library
Adafruit SSD1306
LoRa
APRS-Decoder-Lib
Adafruit GPS Library
lib_ignore = SD
lib_deps =
Adafruit GFX Library
Adafruit SSD1306
LoRa
APRS-Decoder-Lib
TinyGPSPlus
monitor_speed = 115200

151
src/LoRa_APRS_Tracker.cpp Normal file
View file

@ -0,0 +1,151 @@
#include <Arduino.h>
#include <LoRa.h>
#include <APRS-Decoder.h>
#include <axp20x.h>
#include <TinyGPS++.h>
#include "settings.h"
#include "display.h"
#define RXPin 12
#define TXPin 34
void setup_lora();
String create_lat_aprs(RawDegrees lat);
String create_long_aprs(RawDegrees lng);
HardwareSerial ss(1);
AXP20X_Class axp;
TinyGPSPlus gps;
void setup()
{
Serial.begin(115200);
setup_display();
delay(500);
Serial.println("[INFO] LoRa APRS iGate by OE5BPA (Peter Buchegger)");
show_display("OE5BPA", "LoRa APRS iGate", "by Peter Buchegger", 2000);
Wire.begin(SDA, SCL);
if (!axp.begin(Wire, AXP192_SLAVE_ADDRESS))
{
Serial.println("LoRa-APRS / Init / AXP192 Begin PASS");
} else {
Serial.println("LoRa-APRS / Init / AXP192 Begin FAIL");
}
axp.setPowerOutPut(AXP192_LDO2, AXP202_ON);
axp.setPowerOutPut(AXP192_LDO3, AXP202_ON);
axp.setPowerOutPut(AXP192_DCDC2, AXP202_ON);
axp.setPowerOutPut(AXP192_EXTEN, AXP202_ON);
axp.setPowerOutPut(AXP192_DCDC1, AXP202_ON);
axp.setDCDC1Voltage(3300);
ss.begin(9600, SERIAL_8N1, TXPin, RXPin);
setup_lora();
delay(500);
}
#define BROADCAST_TIMEOUT 5
void loop()
{
static int update_min = -99;
while (ss.available() > 0)
{
char c = ss.read();
Serial.print(c);
gps.encode(c);
}
if(gps.time.isUpdated())
{
if(gps.time.isValid() && gps.time.minute() > update_min + BROADCAST_TIMEOUT
&& gps.location.isValid() && gps.location.isUpdated())
{
APRSMessage msg;
msg.setSource("OE5BPA-9");
msg.setDestination("APRS");
char body_char[50];
sprintf(body_char, "/%s>%s&LoRa APRS Tracker test", create_lat_aprs(gps.location.rawLat()).c_str(), create_long_aprs(gps.location.rawLng()).c_str());
msg.getAPRSBody()->setData(String(body_char));
Serial.println(msg.encode());
//LoRa.beginPacket();
//LoRa.write((const uint8_t*)buffer.c_str(), buffer.length());
//LoRa.endPacket();
update_min = gps.time.minute();
}
show_display("OE5BPA",
String("Time: ") + gps.time.hour() + String(":") + gps.time.minute() + String(":") + gps.time.second(),
String("Date: ") + gps.date.day() + String(".") + gps.date.month() + String(".") + gps.date.year(),
String("Sat's: ") + gps.satellites.value() + String(" HDOP: ") + gps.hdop.hdop(),
String("Lat: ") + gps.location.lat() + String(" Lng: ") + gps.location.lng(),
String("") + create_lat_aprs(gps.location.rawLat()) + String(" ") + create_long_aprs(gps.location.rawLng())
);
}
if(millis() > 5000 && gps.charsProcessed() < 10)
{
Serial.println("No GPS detected!");
}
/*String buffer = "OE5BPA-7>APRS:=4819.82NI01418.68E&LoRa Tracker test\n";
LoRa.beginPacket();
LoRa.write((const uint8_t*)buffer.c_str(), buffer.length());
LoRa.endPacket();
Serial.print("[INFO] Package sent: ");
Serial.println(buffer);
show_display("OE5BPA", "Package sent", buffer);
delay(30000);*/
}
void setup_lora()
{
Serial.println("[INFO] Set SPI pins!");
SPI.begin(LORA_SCK, LORA_MISO, LORA_MOSI, LORA_SS);
LoRa.setPins(LORA_SS, LORA_RST, LORA_DIO0);
Serial.println("[INFO] Set LoRa pins!");
long freq = 433775000;
Serial.print("[INFO] frequency: ");
Serial.println(freq);
if (!LoRa.begin(freq)) {
Serial.println("[ERROR] Starting LoRa failed!");
show_display("ERROR", "Starting LoRa failed!");
while (1);
}
LoRa.setSpreadingFactor(12);
LoRa.setSignalBandwidth(125E3);
LoRa.setCodingRate4(5);
LoRa.enableCrc();
Serial.println("[INFO] LoRa init done!");
show_display("INFO", "LoRa init done!", 2000);
}
String create_lat_aprs(RawDegrees lat)
{
char str[20];
char n_s = 'N';
if(lat.negative)
{
n_s = 'S';
}
sprintf(str, "%02d%05.2f%c", lat.deg, lat.billionths / 1000000000.0 * 60.0, n_s);
String lat_str(str);
return lat_str;
}
String create_long_aprs(RawDegrees lng)
{
char str[20];
char e_w = 'E';
if(lng.negative)
{
e_w = 'W';
}
sprintf(str, "%03d%05.2f%c", lng.deg, lng.billionths / 1000000000.0 * 60.0, e_w);
String lng_str(str);
return lng_str;
}

60
src/LoRa_APRS_Tracker.ino
View file

@ -1,60 +0,0 @@
#include <Arduino.h>
#include <LoRa.h>
#include <APRS-Decoder.h>
#include <Adafruit_GPS.h>
#include "settings.h"
#include "display.h"
Adafruit_GPS GPS(&Serial1);
void setup_lora();
void setup()
{
Serial.begin(115200);
setup_display();
delay(500);
Serial.println("[INFO] LoRa APRS iGate by OE5BPA (Peter Buchegger)");
show_display("OE5BPA", "LoRa APRS iGate", "by Peter Buchegger", 2000);
setup_lora();
delay(500);
}
void loop()
{
String buffer = "OE5BPA-7>APRS:=4819.82NI01418.68E&LoRa Tracker test\n";
LoRa.beginPacket();
LoRa.write((const uint8_t*)buffer.c_str(), buffer.length());
LoRa.endPacket();
Serial.print("[INFO] Package sent: ");
Serial.println(buffer);
show_display("OE5BPA", "Package sent", buffer);
delay(30000);
}
void setup_lora()
{
Serial.println("[INFO] Set SPI pins!");
SPI.begin(LORA_SCK, LORA_MISO, LORA_MOSI, LORA_SS);
LoRa.setPins(LORA_SS, LORA_RST, LORA_DIO0);
Serial.println("[INFO] Set LoRa pins!");
long freq = 433775000;
Serial.print("[INFO] frequency: ");
Serial.println(freq);
if (!LoRa.begin(freq)) {
Serial.println("[ERROR] Starting LoRa failed!");
show_display("ERROR", "Starting LoRa failed!");
while (1);
}
LoRa.setSpreadingFactor(12);
LoRa.setSignalBandwidth(125E3);
LoRa.setCodingRate4(5);
LoRa.enableCrc();
Serial.println("[INFO] LoRa init done!");
show_display("INFO", "LoRa init done!", 2000);
}

14
src/display.cpp
View file

@ -27,6 +27,8 @@ void setup_display()
display.setTextSize(1);
display.setCursor(0,0);
display.print("LORA SENDER ");
display.ssd1306_command(SSD1306_SETCONTRAST);
display.ssd1306_command(1);
display.display();
}
@ -37,6 +39,8 @@ void show_display(String header, int wait)
display.setTextSize(2);
display.setCursor(0,0);
display.println(header);
display.ssd1306_command(SSD1306_SETCONTRAST);
display.ssd1306_command(1);
display.display();
delay(wait);
}
@ -51,6 +55,8 @@ void show_display(String header, String line1, int wait)
display.setTextSize(1);
display.setCursor(0,16);
display.println(line1);
display.ssd1306_command(SSD1306_SETCONTRAST);
display.ssd1306_command(1);
display.display();
delay(wait);
}
@ -67,6 +73,8 @@ void show_display(String header, String line1, String line2, int wait)
display.println(line1);
display.setCursor(0,26);
display.println(line2);
display.ssd1306_command(SSD1306_SETCONTRAST);
display.ssd1306_command(1);
display.display();
delay(wait);
}
@ -85,6 +93,8 @@ void show_display(String header, String line1, String line2, String line3, int w
display.println(line2);
display.setCursor(0,36);
display.println(line3);
display.ssd1306_command(SSD1306_SETCONTRAST);
display.ssd1306_command(1);
display.display();
delay(wait);
}
@ -105,6 +115,8 @@ void show_display(String header, String line1, String line2, String line3, Strin
display.println(line3);
display.setCursor(0,46);
display.println(line4);
display.ssd1306_command(SSD1306_SETCONTRAST);
display.ssd1306_command(1);
display.display();
delay(wait);
}
@ -127,6 +139,8 @@ void show_display(String header, String line1, String line2, String line3, Strin
display.println(line4);
display.setCursor(0,56);
display.println(line5);
display.ssd1306_command(SSD1306_SETCONTRAST);
display.ssd1306_command(1);
display.display();
delay(wait);
}