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980 lines
31 KiB
980 lines
31 KiB
// Tracker for LoRA APRS
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// from OE1ACM and OE3CJB redesigned by SQ9MDD
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// KISS ans Bluetooth by SQ5RWU
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// TTGO T-Beam v1.0 only
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//
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// licensed under CC BY-NC-SA
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// Includes
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//#include <TTGO_T-Beam_LoRa_APRS_config.h> // to config user parameters
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#include <Arduino.h>
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#include <SPI.h>
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#include <BG_RF95.h> // library from OE1ACM
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#include <math.h>
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#include <driver/adc.h>
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#include <Wire.h>
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#include <Adafruit_I2CDevice.h>
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#include <Adafruit_SSD1306.h>
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#include <splash.h>
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#include <Adafruit_GFX.h>
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#include <Adafruit_SPITFT.h>
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#include <Adafruit_SPITFT_Macros.h>
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#include <gfxfont.h>
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#include <axp20x.h>
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#include "taskGPS.h"
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#include "version.h"
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#include "preference_storage.h"
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#include "syslog_log.h"
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#ifdef KISS_PROTOCOL
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#include "taskTNC.h"
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#endif
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#ifdef ENABLE_WIFI
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#include "taskWebServer.h"
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#endif
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// oled address
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#define SSD1306_ADDRESS 0x3C
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// SPI config
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#define SPI_sck 5
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#define SPI_miso 19
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#define SPI_mosi 27
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#define SPI_ss 18
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// IO config
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#ifdef T_BEAM_V1_0
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#define I2C_SDA 21
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#define I2C_SCL 22
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#define BUTTON 38 //pin number for Button on TTGO T-Beam
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#define BUZZER 15 // enter your buzzer pin gpio
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const byte TXLED = 4; //pin number for LED on TX Tracker
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#elif T_BEAM_V0_7
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#define I2C_SDA 21
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#define I2C_SCL 22
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#define BUTTON 39 //pin number for Button on TTGO T-Beam
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#define BUZZER 15 // enter your buzzer pin gpio
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const byte TXLED = 4; //pin number for LED on TX Tracker
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#elif LORA32_21
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#define I2C_SDA 4
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#define I2C_SCL 15
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#define BUTTON 2 //pin number for BUTTO
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#define BUZZER 13 // enter your buzzer pin gpio
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const byte TXLED = 4; //pin number for LED on TX Tracker
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#elif LORA32_2
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#define I2C_SDA 21
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#define I2C_SCL 22
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#define BUTTON 2 //pin number for BUTTO
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#define BUZZER 13 // enter your buzzer pin gpio
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const byte TXLED = 4; //pin number for LED on TX Tracker
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#elif LORA32_1
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#define I2C_SDA 21
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#define I2C_SCL 22
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#define BUTTON 2 //pin number for BUTTO
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#define BUZZER 13 // enter your buzzer pin gpio
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const byte TXLED = 4; //pin number for LED on TX Tracker
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#elif HELTEC_V1
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#define I2C_SDA 4
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#define I2C_SCL 15
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#define BUTTON 2 //pin number for BUTTO
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#define BUZZER 13 // enter your buzzer pin gpio
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const byte TXLED = 4; //pin number for LED on TX Tracker
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#elif HELTEC_V2
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#define I2C_SDA 4
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#define I2C_SCL 15
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#define BUTTON 2 //pin number for BUTTO
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#define BUZZER 13 // enter your buzzer pin gpio
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const byte TXLED = 4; //pin number for LED on TX Tracker
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#endif
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// Variables for APRS packaging
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String Tcall; //your Call Sign for normal position reports
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String aprsSymbolTable = APRS_SYMBOL_TABLE;
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String aprsSymbol = APRS_SYMBOL;
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String relay_path;
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String aprsComment = MY_COMMENT;
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String aprsLatPreset = LATIDUDE_PRESET;
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String aprsLonPreset = LONGITUDE_PRESET;
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boolean gps_state = true;
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boolean key_up = true;
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boolean t_lock = false;
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boolean fixed_beacon_enabled = false;
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boolean show_cmt = true;
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#ifdef SHOW_ALT
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boolean showAltitude = true;
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#else
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boolean showAltitude = false;
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#endif
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#ifdef SHOW_BATT
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boolean showBattery = true;
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#else
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boolean showBattery = false;
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#endif
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#ifdef ENABLE_BLUETOOTH
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boolean enable_bluetooth = true;
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#else
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boolean enable_bluetooth = false;
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#endif
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#ifdef ENABLE_OLED
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boolean enabled_oled = true;
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#else
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boolean enabled_oled = false;
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#endif
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// Variables and Constants
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String loraReceivedFrameString = ""; //data on buff is copied to this string
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String Outputstring = "";
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String outString=""; //The new Output String with GPS Conversion RAW
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String LongShown="";
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String LatShown="";
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String LongFixed="";
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String LatFixed="";
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#if defined(ENABLE_TNC_SELF_TELEMETRY) && defined(KISS_PROTOCOL)
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time_t nextTelemetryFrame;
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#endif
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//byte arrays
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byte lora_TXBUFF[BG_RF95_MAX_MESSAGE_LEN]; //buffer for packet to send
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byte lora_RXBUFF[BG_RF95_MAX_MESSAGE_LEN]; //buffer for packet to send
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//byte Variables
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byte lora_TXStart; //start of packet data in TXbuff
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byte lora_TXEnd; //end of packet data in TXbuff
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byte lora_FTXOK; //flag, set to 1 if TX OK
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byte lora_TXPacketType; //type number of packet to send
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byte lora_TXDestination; //destination address of packet to send
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byte lora_TXSource; //source address of packet received
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byte lora_FDeviceError; //flag, set to 1 if RFM98 device error
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byte lora_TXPacketL; //length of packet to send, includes source, destination and packet type.
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unsigned long lastTX = 0L;
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float BattVolts;
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float InpVolts;
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// variables for smart beaconing
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float average_speed[5] = {0,0,0,0,0}, average_speed_final=0, max_speed=30, min_speed=0;
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float old_course = 0, new_course = 0;
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int point_avg_speed = 0, point_avg_course = 0;
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ulong min_time_to_nextTX=60000L; // minimum time period between TX = 60000ms = 60secs = 1min
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ulong max_time_to_nextTX= MAX_TIME_TO_NEXT_TX;
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ulong nextTX=60000L; // preset time period between TX = 60000ms = 60secs = 1min
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ulong time_to_refresh = 0;
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ulong next_fixed_beacon = 0;
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ulong fix_beacon_interval = FIX_BEACON_INTERVAL;
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ulong showRXTime = SHOW_RX_TIME;
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ulong time_delay = 0;
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ulong shutdown_delay = 0;
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ulong shutdown_delay_time = 10000;
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ulong shutdown_countdown_timer = 0;
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boolean shutdown_active =true;
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boolean shutdown_countdown_timer_enable = false;
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boolean shutdown_usb_status_bef = false;
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#define ANGLE 60 // angle to send packet at smart beaconing
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#define ANGLE_AVGS 3 // angle averaging - x times
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float average_course[ANGLE_AVGS];
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float avg_c_y, avg_c_x;
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uint8_t txPower = TXdbmW;
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#ifdef ENABLE_WIFI
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tWebServerCfg webServerCfg;
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#endif
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static const adc_atten_t atten = ADC_ATTEN_DB_6;
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static const adc_unit_t unit = ADC_UNIT_1;
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#ifdef T_BEAM_V1_0
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AXP20X_Class axp;
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#endif
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// checkRX
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uint8_t loraReceivedLength = sizeof(lora_RXBUFF);
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// Singleton instance of the radio driver
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BG_RF95 rf95(18, 26); // TTGO T-Beam has NSS @ Pin 18 and Interrupt IO @ Pin26
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// initialize OLED display
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#define OLED_RESET 16 // not used
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Adafruit_SSD1306 display(128, 64, &Wire, OLED_RESET);
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// + FUNCTIONS-----------------------------------------------------------+//
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char *ax25_base91enc(char *s, uint8_t n, uint32_t v){
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/* Creates a Base-91 representation of the value in v in the string */
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/* pointed to by s, n-characters long. String length should be n+1. */
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for(s += n, *s = '\0'; n; n--)
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{
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*(--s) = v % 91 + 33;
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v /= 91;
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}
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return(s);
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}
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void prepareAPRSFrame(){
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String helper;
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String Altx;
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String Speedx, Coursex;
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char helper_base91[] = {"0000\0"};
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double Tlat=52.0000, Tlon=20.0000;
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double Tspeed=0, Tcourse=0;
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uint32_t aprs_lat, aprs_lon;
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int i;
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int Talt;
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Tlat=gps.location.lat();
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Tlon=gps.location.lng();
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Tcourse=gps.course.deg();
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Tspeed=gps.speed.knots();
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aprs_lat = 900000000 - Tlat * 10000000;
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aprs_lat = aprs_lat / 26 - aprs_lat / 2710 + aprs_lat / 15384615;
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aprs_lon = 900000000 + Tlon * 10000000 / 2;
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aprs_lon = aprs_lon / 26 - aprs_lon / 2710 + aprs_lon / 15384615;
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outString = "";
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outString += Tcall;
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if (relay_path){
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outString += ">APLS01," + relay_path + ":!";
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}else{
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outString += ">APLS01:!";
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}
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if(gps_state && gps.location.isValid()){
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outString += aprsSymbolTable;
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ax25_base91enc(helper_base91, 4, aprs_lat);
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for (i = 0; i < 4; i++) {
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outString += helper_base91[i];
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}
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ax25_base91enc(helper_base91, 4, aprs_lon);
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for (i = 0; i < 4; i++) {
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outString += helper_base91[i];
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}
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outString += aprsSymbol;
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ax25_base91enc(helper_base91, 1, (uint32_t) Tcourse / 4);
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outString += helper_base91[0];
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ax25_base91enc(helper_base91, 1, (uint32_t) (log1p(Tspeed) / 0.07696));
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outString += helper_base91[0];
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outString += "H";
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if (showAltitude){
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Talt = gps.altitude.meters() * 3.28d;
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Altx = Talt;
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outString += "/A=";
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for (i = 0; i < (6 - Altx.length()); ++i){
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outString += "0";
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}
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outString += Talt;
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}
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}else{ //fixed position not compresed
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outString += aprsLatPreset;
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outString += aprsSymbolTable;
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outString += aprsLonPreset;
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outString += aprsSymbol;
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}
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if(show_cmt){
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outString += aprsComment;
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}
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if(showBattery){
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outString += " Batt=";
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outString += String(BattVolts, 2);
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outString += ("V");
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}
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#ifdef KISS_PROTOCOL
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sendToTNC(outString);
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#endif
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}
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#ifdef BUZZER
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/**
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* Buzzer sound playback
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* @param melody - must be an array. Consisting of an even number of values. frequency and duration
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* @param array_size - number of elements in the array
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*/
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void buzzer(int* melody, int array_size){
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for(int i=0; i<array_size; i+=2){
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ledcWriteTone(0, *melody);
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melody++;
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delay(*melody);
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melody++;
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}
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ledcWriteTone(0,0); // turn off buzzer
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}
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#endif
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void sendpacket(){
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#ifdef BUZZER
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int melody[] = {1000, 50, 800, 100};
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buzzer(melody, sizeof(melody)/sizeof(int));
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#endif
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batt_read();
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prepareAPRSFrame();
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loraSend(txPower, TXFREQ, outString); //send the packet, data is in TXbuff from lora_TXStart to lora_TXEnd
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}
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/**
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* Send message as APRS LoRa packet
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* @param lora_LTXPower
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* @param lora_FREQ
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* @param message
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*/
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void loraSend(byte lora_LTXPower, float lora_FREQ, const String &message) {
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#ifdef ENABLE_LED_SIGNALING
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digitalWrite(TXLED, LOW);
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#endif
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lastTX = millis();
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int messageSize = min(message.length(), sizeof(lora_TXBUFF) - 1);
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message.toCharArray((char*)lora_TXBUFF, messageSize + 1, 0);
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#ifdef SPEED_1200
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rf95.setModemConfig(BG_RF95::Bw125Cr47Sf512);
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#else
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rf95.setModemConfig(BG_RF95::Bw125Cr45Sf4096);
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#endif
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rf95.setFrequency(lora_FREQ);
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rf95.setTxPower(lora_LTXPower);
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rf95.sendAPRS(lora_TXBUFF, messageSize);
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rf95.waitPacketSent();
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#ifdef ENABLE_LED_SIGNALING
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digitalWrite(TXLED, HIGH);
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#endif
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}
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void batt_read(){
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#ifdef T_BEAM_V1_0
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BattVolts = axp.getBattVoltage()/1000;
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InpVolts = axp.getVbusVoltage()/1000;
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#else
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BattVolts = analogRead(35)*7.221/4096;
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#endif
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}
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void writedisplaytext(String HeaderTxt, String Line1, String Line2, String Line3, String Line4, String Line5) {
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batt_read();
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if (BattVolts < 3.5 && BattVolts > 3.2){
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#ifdef T_BEAM_V1_0
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# ifdef ENABLE_LED_SIGNALING
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axp.setChgLEDMode(AXP20X_LED_BLINK_4HZ);
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#endif
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#endif
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}
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display.clearDisplay();
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display.setTextColor(WHITE);
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display.setTextSize(2);
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display.setCursor(0,0);
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display.println(HeaderTxt);
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display.setTextSize(1);
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display.setCursor(0,16);
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display.println(Line1);
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display.setCursor(0,26);
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display.println(Line2);
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display.setCursor(0,36);
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display.println(Line3);
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display.setCursor(0,46);
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display.println(Line4);
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display.setCursor(0,56);
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display.println(Line5);
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if (enabled_oled){
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//axp.setPowerOutPut(AXP192_DCDC1, AXP202_ON); // enable oled
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display.dim(true);
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}else{
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//axp.setPowerOutPut(AXP192_DCDC1, AXP202_OFF); // disable oled
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display.dim(false);
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}
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display.display();
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time_to_refresh = millis() + showRXTime;
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}
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String getSatAndBatInfo() {
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String line5;
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if(gps_state == true){
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if(InpVolts > 4){
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line5 = "SAT: " + String(gps.satellites.value()) + " BAT: " + String(BattVolts, 1) + "V *";
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}else{
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line5 = "SAT: " + String(gps.satellites.value()) + " BAT: " + String(BattVolts, 1) + "V";
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}
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}else{
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if(InpVolts > 4){
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line5 = "SAT: X BAT: " + String(BattVolts, 1) + "V *";
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}else{
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line5 = "SAT: X BAT: " + String(BattVolts, 1) + "V";
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}
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}
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#if defined(ENABLE_BLUETOOTH) && defined(KISS_PROTOCOL)
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if (SerialBT.hasClient()){
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line5 += "BT";
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}
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#endif
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return line5;
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}
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void displayInvalidGPS() {
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writedisplaytext(" " + Tcall, "(TX) at valid GPS", "LAT: not valid", "LON: not valid", "SPD: --- CRS: ---", getSatAndBatInfo());
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}
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#if defined(KISS_PROTOCOL)
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/**
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*
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* @param TNC2FormatedFrame
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*/
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void sendToTNC(const String& TNC2FormatedFrame) {
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if (tncToSendQueue){
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auto *buffer = new String();
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buffer->concat(TNC2FormatedFrame);
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if (xQueueSend(tncReceivedQueue, &buffer, (1000 / portTICK_PERIOD_MS)) != pdPASS){
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// remove buffer on error
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delete buffer;
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}
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}
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}
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#endif
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#if defined(ENABLE_WIFI)
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/**
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*
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* @param TNC2FormatedFrame
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*/
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void sendToWebList(const String& TNC2FormatedFrame, const int RSSI, const int SNR) {
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if (webListReceivedQueue){
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auto *receivedPacketData = new tReceivedPacketData();
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receivedPacketData->packet = new String();
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receivedPacketData->packet->concat(TNC2FormatedFrame);
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receivedPacketData->RSSI = RSSI;
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receivedPacketData->SNR = SNR;
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getLocalTime(&receivedPacketData->rxTime);
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if (xQueueSend(webListReceivedQueue, &receivedPacketData, (1000 / portTICK_PERIOD_MS)) != pdPASS){
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// remove buffer on error
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delete receivedPacketData->packet;
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delete receivedPacketData;
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}
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}
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}
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#endif
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String prepareCallsign(const String& callsign){
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String tmpString = "";
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for (int i=0; i<callsign.length();++i){ // remove unneeded "spaces" from callsign field
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if (callsign.charAt(i) != ' ') {
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tmpString += callsign.charAt(i);
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}
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}
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return tmpString;
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}
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#if defined(ENABLE_TNC_SELF_TELEMETRY) && defined(KISS_PROTOCOL)
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void sendTelemetryFrame() {
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#ifdef T_BEAM_V1_0
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uint8_t b_volt = (axp.getBattVoltage() - 3000) / 5.1;
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uint8_t b_in_c = (axp.getBattChargeCurrent()) / 10;
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uint8_t b_out_c = (axp.getBattDischargeCurrent()) / 10;
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uint8_t ac_volt = (axp.getVbusVoltage() - 3000) / 28;
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uint8_t ac_c = (axp.getVbusCurrent()) / 10;
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String telemetryParamsNames = String(":") + Tcall + ":PARM.B Volt,B In,B Out,AC V,AC C";
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String telemetryUnitNames = String(":") + Tcall + ":UNIT.mV,mA,mA,mV,mA";
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String telemetryEquations = String(":") + Tcall + ":EQNS.0,5.1,3000,0,10,0,0,10,0,0,28,3000,0,10,0";
|
|
String telemetryData = String("T#MIC") + String(b_volt) + ","+ String(b_in_c) + ","+ String(b_out_c) + ","+ String(ac_volt) + ","+ String(ac_c) + ",00000000";
|
|
String telemetryBase = "";
|
|
telemetryBase += Tcall + ">APLS01" + ":";
|
|
sendToTNC(telemetryBase + telemetryParamsNames);
|
|
sendToTNC(telemetryBase + telemetryUnitNames);
|
|
sendToTNC(telemetryBase + telemetryEquations);
|
|
sendToTNC(telemetryBase + telemetryData);
|
|
#endif
|
|
}
|
|
#endif
|
|
|
|
// + SETUP --------------------------------------------------------------+//
|
|
void setup(){
|
|
SPI.begin(SPI_sck,SPI_miso,SPI_mosi,SPI_ss); //DO2JMG Heltec Patch
|
|
|
|
#ifdef BUZZER
|
|
ledcSetup(0,1E5,12);
|
|
ledcAttachPin(BUZZER,0);
|
|
ledcWriteTone(0,0); // turn off buzzer on start
|
|
#endif
|
|
|
|
#ifdef DIGI_PATH
|
|
relay_path = DIGI_PATH;
|
|
#else
|
|
relay_path = "";
|
|
#endif
|
|
|
|
#ifdef FIXED_BEACON_EN
|
|
fixed_beacon_enabled = true;
|
|
#endif
|
|
|
|
#ifdef ENABLE_PREFERENCES
|
|
int clear_preferences = 0;
|
|
if(digitalRead(BUTTON)==LOW){
|
|
clear_preferences = 1;
|
|
}
|
|
|
|
preferences.begin("cfg", false);
|
|
aprsSymbolTable = preferences.getString(PREF_APRS_SYMBOL_TABLE);
|
|
if (aprsSymbolTable.isEmpty()){
|
|
preferences.putString(PREF_APRS_SYMBOL_TABLE, APRS_SYMBOL_TABLE);
|
|
aprsSymbolTable = preferences.getString(PREF_APRS_SYMBOL_TABLE);
|
|
}
|
|
|
|
aprsSymbol = preferences.getString(PREF_APRS_SYMBOL);
|
|
if (aprsSymbol.isEmpty()){
|
|
preferences.putString(PREF_APRS_SYMBOL, APRS_SYMBOL);
|
|
aprsSymbol = preferences.getString(PREF_APRS_SYMBOL, APRS_SYMBOL);
|
|
}
|
|
|
|
if (!preferences.getBool(PREF_APRS_COMMENT_INIT)){
|
|
preferences.putBool(PREF_APRS_COMMENT_INIT, true);
|
|
preferences.putString(PREF_APRS_COMMENT, MY_COMMENT);
|
|
}
|
|
aprsComment = preferences.getString(PREF_APRS_COMMENT);
|
|
|
|
if (!preferences.getBool(PREF_APRS_RELAY_PATH_INIT)){
|
|
preferences.putBool(PREF_APRS_RELAY_PATH_INIT, true);
|
|
preferences.putString(PREF_APRS_RELAY_PATH, DIGI_PATH);
|
|
}
|
|
relay_path = preferences.getString(PREF_APRS_RELAY_PATH);
|
|
|
|
if (!preferences.getBool(PREF_APRS_SHOW_ALTITUDE_INIT)){
|
|
preferences.putBool(PREF_APRS_SHOW_ALTITUDE_INIT, true);
|
|
preferences.putBool(PREF_APRS_SHOW_ALTITUDE, showAltitude);
|
|
}
|
|
showAltitude = preferences.getBool(PREF_APRS_SHOW_ALTITUDE);
|
|
|
|
if (!preferences.getBool(PREF_APRS_GPS_EN_INIT)){
|
|
preferences.putBool(PREF_APRS_GPS_EN_INIT, true);
|
|
preferences.putBool(PREF_APRS_GPS_EN, gps_state);
|
|
}
|
|
gps_state = preferences.getBool(PREF_APRS_GPS_EN);
|
|
|
|
if (!preferences.getBool(PREF_APRS_SHOW_BATTERY_INIT)){
|
|
preferences.putBool(PREF_APRS_SHOW_BATTERY_INIT, true);
|
|
preferences.putBool(PREF_APRS_SHOW_BATTERY, showBattery);
|
|
}
|
|
showBattery = preferences.getBool(PREF_APRS_SHOW_BATTERY);
|
|
|
|
if (!preferences.getBool(PREF_APRS_LATITUDE_PRESET_INIT)){
|
|
preferences.putBool(PREF_APRS_LATITUDE_PRESET_INIT, true);
|
|
preferences.putString(PREF_APRS_LATITUDE_PRESET, LATIDUDE_PRESET);
|
|
}
|
|
aprsLatPreset = preferences.getString(PREF_APRS_LATITUDE_PRESET);
|
|
|
|
if (!preferences.getBool(PREF_APRS_LONGITUDE_PRESET_INIT)){
|
|
preferences.putBool(PREF_APRS_LONGITUDE_PRESET_INIT, true);
|
|
preferences.putString(PREF_APRS_LONGITUDE_PRESET, LONGITUDE_PRESET);
|
|
}
|
|
aprsLonPreset = preferences.getString(PREF_APRS_LONGITUDE_PRESET);
|
|
|
|
if (!preferences.getBool(PREF_APRS_FIXED_BEACON_PRESET_INIT)){
|
|
preferences.putBool(PREF_APRS_FIXED_BEACON_PRESET_INIT, true);
|
|
preferences.putBool(PREF_APRS_FIXED_BEACON_PRESET, fixed_beacon_enabled);
|
|
}
|
|
fixed_beacon_enabled = preferences.getBool(PREF_APRS_FIXED_BEACON_PRESET);
|
|
|
|
|
|
if (!preferences.getBool(PREF_APRS_FIXED_BEACON_INTERVAL_PRESET_INIT)){
|
|
preferences.putBool(PREF_APRS_FIXED_BEACON_INTERVAL_PRESET_INIT, true);
|
|
preferences.putInt(PREF_APRS_FIXED_BEACON_INTERVAL_PRESET, fix_beacon_interval/1000);
|
|
}
|
|
fix_beacon_interval = preferences.getInt(PREF_APRS_FIXED_BEACON_INTERVAL_PRESET) * 1000;
|
|
|
|
if (!preferences.getBool(PREF_DEV_SHOW_RX_TIME_INIT)){
|
|
preferences.putBool(PREF_DEV_SHOW_RX_TIME_INIT, true);
|
|
preferences.putInt(PREF_DEV_SHOW_RX_TIME, showRXTime/1000);
|
|
}
|
|
showRXTime = preferences.getInt(PREF_DEV_SHOW_RX_TIME) * 1000;
|
|
|
|
if (!preferences.getBool(PREF_DEV_AUTO_SHUT_PRESET_INIT)){
|
|
preferences.putBool(PREF_DEV_AUTO_SHUT_PRESET_INIT, true);
|
|
preferences.putInt(PREF_DEV_AUTO_SHUT_PRESET, shutdown_delay_time/1000);
|
|
}
|
|
shutdown_delay_time = preferences.getInt(PREF_DEV_AUTO_SHUT_PRESET) * 1000;
|
|
|
|
if (!preferences.getBool(PREF_DEV_AUTO_SHUT_INIT)){
|
|
preferences.putBool(PREF_DEV_AUTO_SHUT_INIT, true);
|
|
preferences.putBool(PREF_DEV_AUTO_SHUT, shutdown_active);
|
|
}
|
|
shutdown_active = preferences.getBool(PREF_DEV_AUTO_SHUT);
|
|
|
|
if (clear_preferences){
|
|
delay(1000);
|
|
if(digitalRead(BUTTON)==LOW){
|
|
clear_preferences = 2;
|
|
}
|
|
}
|
|
|
|
if (!preferences.getBool(PREF_APRS_SHOW_CMT_INIT)){
|
|
preferences.putBool(PREF_APRS_SHOW_CMT_INIT, true);
|
|
preferences.putBool(PREF_APRS_SHOW_CMT, show_cmt);
|
|
}
|
|
show_cmt = preferences.getBool(PREF_APRS_SHOW_CMT);
|
|
|
|
if (!preferences.getBool(PREF_DEV_BT_EN_INIT)){
|
|
preferences.putBool(PREF_DEV_BT_EN_INIT, true);
|
|
preferences.putBool(PREF_DEV_BT_EN, enable_bluetooth);
|
|
}
|
|
enable_bluetooth = preferences.getBool(PREF_DEV_BT_EN);
|
|
|
|
if (!preferences.getBool(PREF_DEV_OL_EN_INIT)){
|
|
preferences.putBool(PREF_DEV_OL_EN_INIT, true);
|
|
preferences.putBool(PREF_DEV_OL_EN,enabled_oled);
|
|
}
|
|
enabled_oled = preferences.getBool(PREF_DEV_OL_EN);
|
|
#endif
|
|
|
|
for (int i=0;i<ANGLE_AVGS;i++) { // set average_course to "0"
|
|
average_course[i]=0;
|
|
}
|
|
|
|
pinMode(TXLED, OUTPUT);
|
|
#ifdef T_BEAM_V1_0
|
|
pinMode(BUTTON, INPUT);
|
|
#elif T_BEAM_V0_7
|
|
pinMode(BUTTON, INPUT);
|
|
#else
|
|
pinMode(BUTTON, INPUT_PULLUP);
|
|
#endif
|
|
digitalWrite(TXLED, LOW); // turn blue LED off
|
|
Serial.begin(115200);
|
|
Wire.begin(I2C_SDA, I2C_SCL);
|
|
|
|
#ifdef T_BEAM_V1_0
|
|
if (!axp.begin(Wire, AXP192_SLAVE_ADDRESS)) {
|
|
}
|
|
axp.setLowTemp(0xFF); //SP6VWX Set low charging temperature
|
|
axp.setPowerOutPut(AXP192_LDO2, AXP202_ON); // LoRa
|
|
axp.setPowerOutPut(AXP192_LDO3, AXP202_ON); // switch on GPS
|
|
axp.setPowerOutPut(AXP192_DCDC2, AXP202_ON);
|
|
axp.setPowerOutPut(AXP192_EXTEN, AXP202_ON);
|
|
axp.setDCDC1Voltage(3300);
|
|
// Enable ADC to measure battery current, USB voltage etc.
|
|
axp.adc1Enable(0xfe, true);
|
|
axp.adc2Enable(0x80, true);
|
|
axp.setChgLEDMode(AXP20X_LED_OFF);
|
|
axp.setPowerOutPut(AXP192_DCDC1, AXP202_ON); // oled do not turn off
|
|
#endif
|
|
|
|
if(!display.begin(SSD1306_SWITCHCAPVCC, SSD1306_ADDRESS)) {
|
|
for(;;); // Don't proceed, loop forever
|
|
}
|
|
|
|
#ifdef ENABLE_PREFERENCES
|
|
if (clear_preferences == 2){
|
|
writedisplaytext("LoRa-APRS","","","Factory reset","","");
|
|
delay(1000);
|
|
//#ifdef T_BEAM_V1_0
|
|
if(digitalRead(BUTTON)==LOW){
|
|
clear_preferences = 3;
|
|
preferences.clear();
|
|
preferences.end();
|
|
writedisplaytext("LoRa-APRS","","Factory reset","Done!","","");
|
|
delay(2000);
|
|
ESP.restart();
|
|
} else {
|
|
writedisplaytext("LoRa-APRS","","Factory reset","Cancel","","");
|
|
delay(2000);
|
|
}
|
|
//#endif
|
|
}
|
|
#endif
|
|
writedisplaytext("LoRa-APRS","","Init:","Display OK!","","");
|
|
|
|
Tcall = prepareCallsign(String(CALLSIGN));
|
|
#ifdef ENABLE_PREFERENCES
|
|
Tcall = preferences.getString(PREF_APRS_CALLSIGN);
|
|
if (Tcall.isEmpty()){
|
|
preferences.putString(PREF_APRS_CALLSIGN, String(CALLSIGN));
|
|
Tcall = preferences.getString(PREF_APRS_CALLSIGN);
|
|
}
|
|
#endif
|
|
|
|
if (!rf95.init()) {
|
|
writedisplaytext("LoRa-APRS","","Init:","RF95 FAILED!",":-(","");
|
|
for(;;); // Don't proceed, loop forever
|
|
}
|
|
|
|
if (max_time_to_nextTX < nextTX){
|
|
max_time_to_nextTX=nextTX;
|
|
}
|
|
writedisplaytext("LoRa-APRS","","Init:","RF95 OK!","","");
|
|
writedisplaytext(" "+Tcall,"","Init:","Waiting for GPS","","");
|
|
xTaskCreate(taskGPS, "taskGPS", 5000, nullptr, 1, nullptr);
|
|
writedisplaytext(" "+Tcall,"","Init:","GPS Task Created!","","");
|
|
#ifndef T_BEAM_V1_0
|
|
adc1_config_width(ADC_WIDTH_BIT_12);
|
|
adc1_config_channel_atten(ADC1_CHANNEL_7,ADC_ATTEN_DB_6);
|
|
#endif
|
|
batt_read();
|
|
writedisplaytext("LoRa-APRS","","Init:","ADC OK!","BAT: "+String(BattVolts,1),"");
|
|
#ifdef SPEED_1200
|
|
rf95.setModemConfig(BG_RF95::Bw125Cr47Sf512);
|
|
#else
|
|
rf95.setModemConfig(BG_RF95::Bw125Cr45Sf4096);
|
|
#endif
|
|
rf95.setFrequency(433.775);
|
|
rf95.setTxPower(txPower);
|
|
delay(250);
|
|
#ifdef KISS_PROTOCOL
|
|
xTaskCreatePinnedToCore(taskTNC, "taskTNC", 10000, nullptr, 1, nullptr, xPortGetCoreID());
|
|
#endif
|
|
|
|
#if defined(KISS_PROTOCOL)
|
|
if (enable_bluetooth){
|
|
#ifdef BLUETOOTH_PIN
|
|
SerialBT.setPin(BLUETOOTH_PIN);
|
|
#endif
|
|
#ifdef ENABLE_BLUETOOTH
|
|
SerialBT.begin(String("TTGO LORA APRS ") + Tcall);
|
|
writedisplaytext("LoRa-APRS","","Init:","BT OK!","","");
|
|
#endif
|
|
}
|
|
#endif
|
|
|
|
#ifdef ENABLE_WIFI
|
|
webServerCfg = {.callsign = Tcall};
|
|
xTaskCreate(taskWebServer, "taskWebServer", 12000, (void*)(&webServerCfg), 1, nullptr);
|
|
writedisplaytext("LoRa-APRS","","Init:","WiFi task started"," =:-) ","");
|
|
#endif
|
|
|
|
writedisplaytext("LoRa-APRS","","Init:","FINISHED OK!"," =:-) ","");
|
|
writedisplaytext("","","","","","");
|
|
time_to_refresh = millis() + showRXTime;
|
|
displayInvalidGPS();
|
|
digitalWrite(TXLED, HIGH);
|
|
}
|
|
|
|
// +---------------------------------------------------------------------+//
|
|
// + MAINLOOP -----------------------------------------------------------+//
|
|
// +---------------------------------------------------------------------+//
|
|
void loop() {
|
|
if(digitalRead(BUTTON)==LOW && key_up == true){
|
|
key_up = false;
|
|
delay(50);
|
|
if(digitalRead(BUTTON)==LOW){
|
|
delay(300);
|
|
time_delay = millis() + 1500;
|
|
if(digitalRead(BUTTON)==HIGH){
|
|
if(gps_state == true && gps.location.isValid()){
|
|
writedisplaytext("((MAN TX))","","","","","");
|
|
sendpacket();
|
|
}else{
|
|
writedisplaytext("((FIX TX))","","","","","");
|
|
sendpacket();
|
|
}
|
|
key_up = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
if(digitalRead(BUTTON)==LOW && key_up == false && millis() >= time_delay && t_lock == false){
|
|
t_lock = true;
|
|
if(gps_state){
|
|
gps_state = false;
|
|
#ifdef T_BEAM_V1_0
|
|
axp.setPowerOutPut(AXP192_LDO3, AXP202_OFF); // GPS OFF
|
|
#endif
|
|
writedisplaytext("((GPSOFF))","","","","","");
|
|
next_fixed_beacon = millis() + fix_beacon_interval;
|
|
#ifdef ENABLE_PREFERENCES
|
|
preferences.putBool(PREF_APRS_GPS_EN, false);
|
|
#endif
|
|
|
|
|
|
}else{
|
|
gps_state = true;
|
|
#ifdef T_BEAM_V1_0
|
|
axp.setPowerOutPut(AXP192_LDO3, AXP202_ON);
|
|
#endif
|
|
writedisplaytext("((GPS ON))","","","","",""); // GPS ON
|
|
#ifdef ENABLE_PREFERENCES
|
|
preferences.putBool(PREF_APRS_GPS_EN, true);
|
|
#endif
|
|
}
|
|
}
|
|
|
|
if(digitalRead(BUTTON)==HIGH && !key_up){
|
|
key_up = true;
|
|
t_lock = false;
|
|
}
|
|
|
|
if (fixed_beacon_enabled) {
|
|
if (millis() >= next_fixed_beacon && !gps_state) {
|
|
next_fixed_beacon = millis() + fix_beacon_interval;
|
|
writedisplaytext("((AUT TX))", "", "", "", "", "");
|
|
sendpacket();
|
|
}
|
|
}
|
|
|
|
#ifdef T_BEAM_V1_0
|
|
if(shutdown_active){
|
|
if(InpVolts> 4){
|
|
shutdown_usb_status_bef = true;
|
|
shutdown_countdown_timer_enable = false;
|
|
}
|
|
|
|
if(InpVolts < 4 && shutdown_usb_status_bef == true){
|
|
shutdown_usb_status_bef = false;
|
|
shutdown_countdown_timer_enable = true;
|
|
shutdown_countdown_timer = millis() + shutdown_delay_time;
|
|
}
|
|
|
|
if(shutdown_countdown_timer_enable){
|
|
if(millis() >= shutdown_countdown_timer){
|
|
axp.shutdown();
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
|
|
#ifdef KISS_PROTOCOL
|
|
String *TNC2DataFrame = nullptr;
|
|
if (tncToSendQueue) {
|
|
if (xQueueReceive(tncToSendQueue, &TNC2DataFrame, (1 / portTICK_PERIOD_MS)) == pdPASS) {
|
|
writedisplaytext("((KISSTX))","","","","","");
|
|
time_to_refresh = millis() + showRXTime;
|
|
loraSend(txPower, TXFREQ, *TNC2DataFrame);
|
|
delete TNC2DataFrame;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
if (rf95.waitAvailableTimeout(100)) {
|
|
#ifdef T_BEAM_V1_0
|
|
#ifdef ENABLE_LED_SIGNALING
|
|
axp.setChgLEDMode(AXP20X_LED_LOW_LEVEL);
|
|
#endif
|
|
#endif
|
|
#ifdef BUZZER
|
|
int melody[] = {300, 50, 500, 100};
|
|
buzzer(melody, sizeof(melody)/sizeof(int));
|
|
#endif
|
|
#ifdef SHOW_RX_PACKET // only show RX packets when activitated in config
|
|
loraReceivedLength = sizeof(lora_RXBUFF); // reset max length before receiving!
|
|
if (rf95.recvAPRS(lora_RXBUFF, &loraReceivedLength)) {
|
|
loraReceivedFrameString = "";
|
|
//int rssi = rf95.lastSNR();
|
|
//Serial.println(rssi);
|
|
for (int i=0 ; i < loraReceivedLength ; i++) {
|
|
loraReceivedFrameString += (char) lora_RXBUFF[i];
|
|
}
|
|
writedisplaytext(" ((RX))", "", loraReceivedFrameString, "", "", "");
|
|
#ifdef KISS_PROTOCOL
|
|
sendToTNC(loraReceivedFrameString);
|
|
#endif
|
|
#ifdef ENABLE_WIFI
|
|
sendToWebList(loraReceivedFrameString, rf95.lastRssi(), rf95.lastSNR());
|
|
#endif
|
|
syslog_log(LOG_INFO, String("Received LoRa: '") + loraReceivedFrameString + "', RSSI:" + rf95.lastRssi() + ", SNR: " + rf95.lastSNR());
|
|
}
|
|
#endif
|
|
#ifdef T_BEAM_V1_0
|
|
#ifdef ENABLE_LED_SIGNALING
|
|
axp.setChgLEDMode(AXP20X_LED_OFF);
|
|
#endif
|
|
#endif
|
|
}
|
|
|
|
LatShown = String(gps.location.lat(),5);
|
|
LongShown = String(gps.location.lng(),5);
|
|
average_speed[point_avg_speed] = gps.speed.kmph(); // calculate smart beaconing
|
|
++point_avg_speed;
|
|
if (point_avg_speed>4) {
|
|
point_avg_speed=0;
|
|
}
|
|
average_speed_final = (average_speed[0]+average_speed[1]+average_speed[2]+average_speed[3]+average_speed[4])/5;
|
|
nextTX = (max_time_to_nextTX-min_time_to_nextTX)/(max_speed-min_speed)*(max_speed-average_speed_final)+min_time_to_nextTX;
|
|
if (nextTX < min_time_to_nextTX) {nextTX=min_time_to_nextTX;}
|
|
if (nextTX > max_time_to_nextTX) {nextTX=max_time_to_nextTX;}
|
|
average_course[point_avg_course] = gps.course.deg(); // calculate smart beaconing course
|
|
++point_avg_course;
|
|
if (point_avg_course>(ANGLE_AVGS-1)) {
|
|
point_avg_course=0;
|
|
avg_c_y = 0;
|
|
avg_c_x = 0;
|
|
for (int i=0;i<ANGLE_AVGS;i++) {
|
|
avg_c_y += sin(average_course[i]/180*3.1415);
|
|
avg_c_x += cos(average_course[i]/180*3.1415);
|
|
}
|
|
new_course = atan2f(avg_c_y,avg_c_x)*180/3.1415;
|
|
if (new_course < 0) {
|
|
new_course=360+new_course;
|
|
}
|
|
if ((old_course < ANGLE) && (new_course > (360-ANGLE))) {
|
|
if (abs(new_course-old_course-360)>=ANGLE) {
|
|
nextTX = 0;
|
|
// lastTX = min_time_to_nextTX
|
|
}
|
|
} else {
|
|
if ((old_course > (360-ANGLE)) && (new_course < ANGLE)) {
|
|
if (abs(new_course-old_course+360)>=ANGLE) {
|
|
nextTX = 0;
|
|
}
|
|
} else {
|
|
if (abs(new_course-old_course)>=ANGLE) {
|
|
nextTX = 0;
|
|
}
|
|
}
|
|
}
|
|
old_course = new_course;
|
|
}
|
|
if ((millis()<max_time_to_nextTX)&&(lastTX == 0)) {
|
|
nextTX = 0;
|
|
}
|
|
if ( (lastTX+nextTX) <= millis() ) {
|
|
if (gps.location.age() < 2000) {
|
|
writedisplaytext(" ((TX))","","LAT: "+LatShown,"LON: "+LongShown,"SPD: "+String(gps.speed.kmph(),1)+" CRS: "+String(gps.course.deg(),1),getSatAndBatInfo());
|
|
sendpacket();
|
|
} else {
|
|
if (millis() > time_to_refresh){
|
|
displayInvalidGPS();
|
|
}
|
|
}
|
|
}else{
|
|
if (millis() > time_to_refresh){
|
|
if (gps.location.age() < 2000) {
|
|
writedisplaytext(" "+Tcall,"Time to TX: "+String(((lastTX+nextTX)-millis())/1000)+"sec","LAT: "+LatShown,"LON: "+LongShown,"SPD: "+String(gps.speed.kmph())+" CRS: "+String(gps.course.deg(),1),getSatAndBatInfo());
|
|
} else {
|
|
displayInvalidGPS();
|
|
}
|
|
}
|
|
}
|
|
#if defined(ENABLE_TNC_SELF_TELEMETRY) && defined(KISS_PROTOCOL)
|
|
if (nextTelemetryFrame < millis()){
|
|
nextTelemetryFrame = millis() + TNC_SELF_TELEMETRY_INTERVAL;
|
|
sendTelemetryFrame();
|
|
}
|
|
#endif
|
|
#ifdef KISS_PROTOCOL
|
|
#ifdef KISS_DEBUG
|
|
static auto last_debug_send_time = millis();
|
|
if (millis() - last_debug_send_time > 1000*5) {
|
|
last_debug_send_time = millis();
|
|
String debug_message = "";
|
|
#ifdef T_BEAM_V1_0
|
|
debug_message += "Bat V: " + String(axp.getBattVoltage());
|
|
debug_message += ", ";
|
|
debug_message += "Bat IN A: " + String(axp.getBattChargeCurrent());
|
|
debug_message += ", ";
|
|
debug_message += "Bat OUT A: " + String(axp.getBattDischargeCurrent());
|
|
debug_message += ", ";
|
|
debug_message += "USB Plugged: " + String(axp.isVBUSPlug());
|
|
debug_message += ", ";
|
|
debug_message += "USB V: " + String(axp.getVbusVoltage());
|
|
debug_message += ", ";
|
|
debug_message += "USB A: " + String(axp.getVbusCurrent());
|
|
debug_message += ", ";
|
|
debug_message += "Temp C: " + String(axp.getTemp());
|
|
#else
|
|
debug_message += "Bat V: " + String(BattVolts);
|
|
#endif
|
|
|
|
Serial.print(encapsulateKISS(debug_message, CMD_HARDWARE));
|
|
#ifdef ENABLE_BLUETOOTH
|
|
SerialBT.print(encapsulateKISS(debug_message, CMD_HARDWARE));
|
|
#endif
|
|
}
|
|
#endif
|
|
#endif
|
|
vTaskDelay(1);
|
|
} |