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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"; |
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String telemetryData = String("T#MIC") + String(b_volt) + ","+ String(b_in_c) + ","+ String(b_out_c) + ","+ String(ac_volt) + ","+ String(ac_c) + ",00000000"; |
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String telemetryBase = ""; |
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telemetryBase += Tcall + ">APLS01" + ":"; |
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sendToTNC(telemetryBase + telemetryParamsNames); |
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sendToTNC(telemetryBase + telemetryUnitNames); |
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sendToTNC(telemetryBase + telemetryEquations); |
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sendToTNC(telemetryBase + telemetryData); |
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#endif |
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} |
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#endif |
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// + SETUP --------------------------------------------------------------+// |
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void setup(){ |
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SPI.begin(SPI_sck,SPI_miso,SPI_mosi,SPI_ss); //DO2JMG Heltec Patch |
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#ifdef BUZZER |
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ledcSetup(0,1E5,12); |
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ledcAttachPin(BUZZER,0); |
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ledcWriteTone(0,0); // turn off buzzer on start |
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#endif |
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#ifdef DIGI_PATH |
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relay_path = DIGI_PATH; |
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#else |
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relay_path = ""; |
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#endif |
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#ifdef FIXED_BEACON_EN |
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fixed_beacon_enabled = true; |
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#endif |
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#ifdef ENABLE_PREFERENCES |
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int clear_preferences = 0; |
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if(digitalRead(BUTTON)==LOW){ |
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clear_preferences = 1; |
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} |
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preferences.begin("cfg", false); |
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aprsSymbolTable = preferences.getString(PREF_APRS_SYMBOL_TABLE); |
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if (aprsSymbolTable.isEmpty()){ |
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preferences.putString(PREF_APRS_SYMBOL_TABLE, APRS_SYMBOL_TABLE); |
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aprsSymbolTable = preferences.getString(PREF_APRS_SYMBOL_TABLE); |
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} |
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aprsSymbol = preferences.getString(PREF_APRS_SYMBOL); |
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if (aprsSymbol.isEmpty()){ |
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preferences.putString(PREF_APRS_SYMBOL, APRS_SYMBOL); |
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aprsSymbol = preferences.getString(PREF_APRS_SYMBOL, APRS_SYMBOL); |
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} |
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if (!preferences.getBool(PREF_APRS_COMMENT_INIT)){ |
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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); |
|
} |