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TTGO-T-Beam-LoRa-APRS
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Ready for decode_kiss and encode_kiss

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pull/2/head
Rysiek Labus 2 years ago
parent 651d34b044
commit e50f6476c3
3 changed files with 78 additions and 60 deletions
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51
include/KISS.h
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@ -1,31 +1,26 @@
// http://en.wikipedia.org/wiki/KISS_(TNC)#Special_Characters
// http://k4kpk.com/notes-on-aprs-kiss-and-setting-up-a-tnc-x-igate-and-digipeater
#include <stdint.h>
#include <stdlib.h>
#ifndef KISS_H
#define KISS_H
#define FEND 0xC0
#define FESC 0xDB
#define TFEND 0xDC
#define TFESC 0xDD
#define CMD_UNKNOWN 0xFE
#define CMD_DATA 0x00
#define CMD_HARDWARE 0x06
#define HW_RSSI 0x21
#define CMD_ERROR 0x90
#define ERROR_INITRADIO 0x01
#define ERROR_TXFAILED 0x02
#define ERROR_QUEUE_FULL 0x04
size_t frameLength;
bool inFrame = false;
bool escape = false;
bool SERIAL_READING = false;
uint8_t command = CMD_UNKNOWN;
uint32_t lastSerialRead = 0;
uint32_t serialReadTimeout = 25;
#endif
#define KISS_H
#define DCD_ON 0x03 // starting decode
#define FEND 0xC0 // frame END
#define FESC 0xDB // frame Escape
#define TFEND 0xDC // Transposed Frame End
#define TFESC 0xDD // Transposed Frame Escape
#define CMD_UNKNOWN 0xFE
#define CMD_DATA 0x00
#define CMD_HARDWARE 0x06
#define HW_RSSI 0x21
#define CMD_ERROR 0x90
#define ERROR_INITRADIO 0x01
#define ERROR_TXFAILED 0x02
#define ERROR_QUEUE_FULL 0x04

85
src/TTGO_T-Beam_LoRa_APRS.ino
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@ -21,6 +21,7 @@
#include <Adafruit_SPITFT_Macros.h>
#include <gfxfont.h>
#include <axp20x.h>
#include "KISS.h"
// I2C LINES
#define I2C_SDA 21
@ -283,17 +284,21 @@ void writedisplaytext(String HeaderTxt, String Line1, String Line2, String Line3
smartDelay(warten);
}
//void blinker(int counter) {
// for (int i = 0; i < (counter-1); i++) {
// digitalWrite(TXLED, HIGH); // turn blue LED ON
// smartDelay(150);
// digitalWrite(TXLED, LOW); // turn blue LED OFF
// smartDelay(100);
// }
// digitalWrite(TXLED, HIGH); // turn blue LED ON
// smartDelay(150);
// digitalWrite(TXLED, LOW); // turn blue LED OFF
//}
void encode_address(){
}
void decode_address(){
}
void encode_kiss(){
}
void decode_kiss(){
}
// + SETUP --------------------------------------------------------------+//
@ -310,9 +315,9 @@ void setup(){
Wire.begin(I2C_SDA, I2C_SCL);
if (!axp.begin(Wire, AXP192_SLAVE_ADDRESS)) {
Serial.println("LoRa-APRS / Init / AXP192 Begin PASS");
//Serial.println("LoRa-APRS / Init / AXP192 Begin PASS");
} else {
Serial.println("LoRa-APRS / Init / AXP192 Begin FAIL");
//Serial.println("LoRa-APRS / Init / AXP192 Begin FAIL");
}
axp.setPowerOutPut(AXP192_LDO2, AXP202_ON);
@ -327,20 +332,20 @@ void setup(){
}
writedisplaytext("LoRa-APRS","","Init:","Display OK!","","",1000);
Serial.println("LoRa-APRS / Init / Display OK! ");
//Serial.println("LoRa-APRS / Init / Display OK! ");
Tcall = CALLSIGN;
//LongFixed = LONGITUDE_PRESET;
//LatFixed = LATIDUDE_PRESET;
TxSymbol = APRS_SYMBOL;
Serial.println("LoRa-APRS / Call="+Tcall+" / TxSymbol="+TxSymbol);
//Serial.println("LoRa-APRS / Call="+Tcall+" / TxSymbol="+TxSymbol);
//int start_button_pressed = millis();
writedisplaytext("LoRa-APRS","","Init:","Mode","TRACKER","",1000);
Serial.println("LoRa-APRS / Init / Mode / TRACKER");
//Serial.println("LoRa-APRS / Init / Mode / TRACKER");
//blinker(1);
if (!rf95.init()) {
writedisplaytext("LoRa-APRS","","Init:","RF95 FAILED!",":-(","",250);
Serial.println("LoRa-APRS / Init / RF95 FAILED!");
//Serial.println("LoRa-APRS / Init / RF95 FAILED!");
for(;;); // Don't proceed, loop forever
}
@ -350,36 +355,42 @@ void setup(){
// digitalWrite(TXLED, HIGH);
writedisplaytext("LoRa-APRS","","Init:","RF95 OK!","","",250);
// digitalWrite(TXLED, LOW);
Serial.println("LoRa-APRS / Init / RF95 OK!");
//Serial.println("LoRa-APRS / Init / RF95 OK!");
ss.begin(GPSBaud, SERIAL_8N1, TXPin, RXPin); //Startup HW serial for GPS
writedisplaytext("LoRa-APRS","","Init:","GPS Serial OK!","","",250);
Serial.println("LoRa-APRS / Init / GPS Serial OK!");
//Serial.println("LoRa-APRS / Init / GPS Serial OK!");
writedisplaytext(" "+Tcall,"","Init:","Waiting for GPS","","",250);
Serial.println("LoRa-APRS / Init / Waiting for GPS");
//Serial.println("LoRa-APRS / Init / Waiting for GPS");
while (millis() < 5000 && gps.charsProcessed() < 10) {}
if (millis() > 5000 && gps.charsProcessed() < 10) {
writedisplaytext(" "+Tcall,"","Init:","ERROR!","No GPS data!","Please restart TTGO",0);
Serial.println("LoRa-APRS / Init / GPS ERROR - no GPS data - please RESTART TTGO");
//Serial.println("LoRa-APRS / Init / GPS ERROR - no GPS data - please RESTART TTGO");
while (true) {
//blinker(1);
}
}
writedisplaytext(" "+Tcall,"","Init:","Data from GPS OK!","","",250);
Serial.println("LoRa-APRS / Init / Data from GPS OK!");
//Serial.println("LoRa-APRS / Init / Data from GPS OK!");
writedisplaytext("LoRa-APRS","","Init:","ADC OK!","BAT: "+String(axp.getBattVoltage()/1000,1),"",250);
Serial.print("LoRa-APRS / Init / ADC OK! / BAT: ");
Serial.println(String(axp.getBattVoltage()/1000,1));
//Serial.print("LoRa-APRS / Init / ADC OK! / BAT: ");
//Serial.println(String(axp.getBattVoltage()/1000,1));
rf95.setFrequency(433.775);
rf95.setModemConfig(BG_RF95::Bw125Cr45Sf4096); // hard coded because of double definition
rf95.setTxPower(5);
rf95.setTxPower(20); // was 5
delay(250);
Serial.print("LoRa-APRS / Init");
//Serial.print("LoRa-APRS / Init");
writedisplaytext("LoRa-APRS","","Init:","FINISHED OK!"," =:-) ","",250);
Serial.println("LoRa-APRS / Init / FINISHED OK! / =:-)");
//Serial.println("LoRa-APRS / Init / FINISHED OK! / =:-)");
writedisplaytext("","","","","","",0);
//blinker(5);
#ifdef KISS_PROTOCOLL
//Serial.write(DCD_ON);
#endif
}
// +---------------------------------------------------------------------+//
// + MAINLOOP -----------------------------------------------------------+//
// +---------------------------------------------------------------------+//
@ -392,11 +403,17 @@ void loop() {
while (Serial.available() > 0 ){
char character = Serial.read();
content.concat(character);
}
}
if(content != ""){
//Serial.println(content);
//loraSend(lora_TXStart, lora_TXEnd, 60, 255, 1, 10, TXdbmW, TXFREQ, content);
#ifdef TEXT_PROTOCOLL
loraSend(lora_TXStart, lora_TXEnd, 60, 255, 1, 10, TXdbmW, TXFREQ, content);
#endif
#ifdef KISS_PROTOCOLL
decode_kiss();
loraSend(lora_TXStart, lora_TXEnd, 60, 255, 1, 10, TXdbmW, TXFREQ, content);
#endif
content = "";
}
@ -407,9 +424,13 @@ void loop() {
InputString = "";
for ( int i=0 ; i < len ; i++) {
InputString += (char) lora_RXBUFF[i];
}
Serial.println(InputString);
//blinker(3);
}
#ifdef TEXT_PROTOCOLL
Serial.println(InputString);
#endif
#ifdef KISS_PROTOCOLL
//encode_kiss(InputString);
#endif
writedisplaytext(" ((RX))","",InputString,"","","",SHOW_RX_TIME);
}
#endif

2
src/TTGO_T-Beam_LoRa_APRS_config.h
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@ -5,6 +5,8 @@
// licensed under CC BY-NC-SA
// USER DATA - USE THESE LINES TO MODIFY YOUR PREFERENCES
#define KISS_PROTOCOLL // If enabled send and receive data in SIMPLE KISS format
//#define TEXT_PROTOCOLL // TEXT outpu data
#define CALLSIGN "SQ9MDD-11" // enter your callsign here - less then 6 letter callsigns please add "spaces" so total length is 6 (without SSID)
#define LONGITUDE_PRESET "02055.59E" // please in APRS notation DDDMM.mmE or DDDMM.mmW
#define LATIDUDE_PRESET "5215.02N" // please in APRS notation DDMM.mmN or DDMM.mmS

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