Add Bluetooth + TLORA 32 + Fix AXP GPS register

.gitignore

@@ -3,3 +3,4 @@
 .vscode/c_cpp_properties.json
 .vscode/launch.json
 .vscode/ipch
+.idea

data/tracker_config.json

@@ -70,7 +70,9 @@
 		"maxDistanceToTracker": 30, 
 		"standingUpdateTime": 15,
 		"sendAltitude": true,
-		"sendBatteryInfo": false
+		"sendBatteryInfo": false,
+		"bluetooth": true,
+		"disableGps": false
 	},
 	"ptt_trigger": {
 		"active": false,

platformio.ini

@@ -16,6 +16,7 @@ platform = espressif32 @ 6.3.1
 framework = arduino
 lib_ldf_mode = deep+
 monitor_speed = 115200
+upload_speed = 921600
 monitor_filters = esp32_exception_decoder
 lib_deps = 
 	adafruit/Adafruit BusIO@^1.14.1
@@ -29,11 +30,11 @@ lib_deps =
 	shaggydog/OneButton @ 1.5.0
 	peterus/esp-logger @ 1.0.0
 	lewisxhe/XPowersLib@^0.1.7
-	h2zero/NimBLE-Arduino@^1.4.1
 check_tool = cppcheck
 check_flags = 
 	cppcheck: --suppress=*:*.pio\* --inline-suppr -DCPPCHECK
 check_skip_packages = yes
+board_build.partitions = no_ota.csv
 
 [env:ttgo-t-beam-v1]
 board = ttgo-t-beam
@@ -46,3 +47,7 @@ build_flags = -Werror -Wall -DTTGO_T_Beam_V0_7
 [env:ttgo-t-beam-v1_2]
 board = ttgo-t-beam
 build_flags = -Werror -Wall -DTTGO_T_Beam_V1_2
+
+[env:ttgo-t-lora-v2_1]
+board = ttgo-lora32-v21
+build_flags = -Werror -Wall -DTTGO_T_LORA_V2_1

src/LoRa_APRS_Tracker.cpp

@@ -1,8 +1,5 @@
-#ifdef ESP32
+#include <BluetoothSerial.h>
-#include <esp_bt.h>
-#endif
 #include <Arduino.h>
-#include <NimBLEDevice.h>
 #include <OneButton.h>
 #include <TinyGPS++.h>
 #include <logger.h>
@@ -21,16 +18,17 @@
 #include "display.h"
 #include "SPIFFS.h"
 #include "utils.h"
+#include "bluetooth_utils.h"
 
 
 Configuration                 Config;
 PowerManagement               powerManagement;
 HardwareSerial                neo6m_gps(1);
 TinyGPSPlus                   gps;
-NimBLECharacteristic*         pCharacteristic;
+BluetoothSerial SerialBT;
 OneButton userButton          = OneButton(BUTTON_PIN, true, true);
 
-String    versionDate         = "2023.08.01";
+String    versionDate         = "2023.08.02";
 
 int       myBeaconsIndex      = 0;
 int       myBeaconsSize       = Config.beacons.size();
@@ -64,12 +62,11 @@ bool      symbolAvailable     = true;
 
 logging::Logger               logger;
 
-
 void setup() {
   Serial.begin(115200);
 
   powerManagement.setup();
-  
+
   setup_display();
   show_display(" LoRa APRS", "", "     Richonguzman", "     -- CD2RXU --", "", "      " + versionDate, 4000);
   logger.log(logging::LoggerLevel::LOGGER_LEVEL_INFO, "Main", "RichonGuzman -> CD2RXU --> LoRa APRS Tracker/Station");
@@ -82,13 +79,13 @@ void setup() {
 
   MSG_Utils::loadNumMessages();
   GPS_Utils::setup();
+
   LoRa_Utils::setup();
 
   WiFi.mode(WIFI_OFF);
-  btStop();
+  logger.log(logging::LoggerLevel::LOGGER_LEVEL_INFO, "Main", "WiFi controller stopped");
-  logger.log(logging::LoggerLevel::LOGGER_LEVEL_INFO, "Main", "WiFi and BT controller stopped");
+
-  esp_bt_controller_disable();
+  BLUETOOTH_Utils::setup();
-  logger.log(logging::LoggerLevel::LOGGER_LEVEL_INFO, "Main", "BT controller disabled");
 
   userButton.attachClick(BUTTON_Utils::singlePress);
   userButton.attachLongPressStart(BUTTON_Utils::longPress);
@@ -97,7 +94,7 @@ void setup() {
   powerManagement.lowerCpuFrequency();
   logger.log(logging::LoggerLevel::LOGGER_LEVEL_INFO, "Main", "Smart Beacon is: %s", utils::getSmartBeaconState());
   logger.log(logging::LoggerLevel::LOGGER_LEVEL_INFO, "Main", "Setup Done!");
-  menuDisplay = 0;
+  menuDisplay = BUTTON_PIN == -1 ? 20 : 0;
 }
 
 void loop() {
@@ -118,7 +115,7 @@ void loop() {
   MSG_Utils::checkReceivedMessage(LoRa_Utils::receivePacket());
   STATION_Utils::checkListenedTrackersByTimeAndDelete();
 
-  int currentSpeed = (int)gps.speed.kmph();
+  int currentSpeed = (int) gps.speed.kmph();
 
   lastTx = millis() - lastTxTime;
   if (!sendUpdate && gps_loc_update && currentBeacon->smartBeaconState) {
@@ -136,8 +133,12 @@ void loop() {
   }
 
   if (gps_time_update) {
-    MENU_Utils::showOnScreen();
     STATION_Utils::checkSmartBeaconInterval(currentSpeed);
   }
-  GPS_Utils::checkStartUpFrames();
+
+  if (millis() - displayTime >= 1000 || gps_time_update) {
+    GPS_Utils::checkStartUpFrames();
+    MENU_Utils::showOnScreen();
+    displayTime = millis();
+  }
 }

src/bluetooth_utils.cpp

@@ -0,0 +1,96 @@
+#include <esp_bt.h>
+#include "bluetooth_utils.h"
+#include "logger.h"
+#include "display.h"
+#include "lora_utils.h"
+#include "configuration.h"
+#include "TinyGPSPlus.h"
+
+extern Configuration                 Config;
+extern BluetoothSerial SerialBT;
+extern logging::Logger  logger;
+extern TinyGPSPlus      gps;
+
+namespace BLUETOOTH_Utils {
+  String serialReceived;
+  bool shouldSendToLoRa = false;
+
+  void setup() {
+    if (!Config.bluetooth) {
+      btStop();
+      esp_bt_controller_disable();
+      logger.log(logging::LoggerLevel::LOGGER_LEVEL_INFO, "Main", "BT controller disabled");
+
+      return;
+    }
+
+    serialReceived.reserve(255);
+
+    SerialBT.register_callback(BLUETOOTH_Utils::bluetoothCallback);
+    SerialBT.onData(BLUETOOTH_Utils::getData); // callback instead of while to avoid RX buffer limit when NMEA data received
+
+    if (!SerialBT.begin(String("LoRa Tracker " + String((unsigned long) ESP.getEfuseMac())))) {
+      logger.log(logging::LoggerLevel::LOGGER_LEVEL_ERROR, "Bluetooth", "Starting Bluetooth failed!");
+      show_display("ERROR", "Starting Bluetooth failed!");
+      while(true) {
+        delay(1000);
+      }
+    }
+
+    logger.log(logging::LoggerLevel::LOGGER_LEVEL_INFO, "Bluetooth", "Bluetooth init done!");
+  }
+
+  void bluetoothCallback(esp_spp_cb_event_t event, esp_spp_cb_param_t *param) {
+    if (event == ESP_SPP_SRV_OPEN_EVT) {
+      logger.log(logging::LoggerLevel::LOGGER_LEVEL_INFO, "Bluetooth", "Bluetooth client connected !");
+    } else if (event == ESP_SPP_CLOSE_EVT) {
+      logger.log(logging::LoggerLevel::LOGGER_LEVEL_INFO, "Bluetooth", "Bluetooth client disconnected !");
+    }
+  }
+
+  void getData(const uint8_t *buffer, size_t size) {
+    if (size == 0) {
+      return;
+    }
+
+    shouldSendToLoRa = false;
+    serialReceived.clear();
+
+    bool isNmea = buffer[0] == '$';
+
+    for (int i = 0; i < size; i++) {
+      char c = (char) buffer[i];
+
+      if (isNmea) {
+        gps.encode(c);
+      } else {
+        serialReceived += c;
+      }
+    }
+
+    if (serialReceived.isEmpty()) {
+      return;
+    }
+
+    shouldSendToLoRa = true; // because we can't send here
+  }
+
+  void sendToLoRa() {
+    if (!shouldSendToLoRa) {
+      return;
+    }
+
+    logger.log(logging::LoggerLevel::LOGGER_LEVEL_INFO, "BT TX", "%s", serialReceived.c_str());
+    show_display("BT Tx >>", "", serialReceived, 1000);
+
+    LoRa_Utils::sendNewPacket(serialReceived);
+
+    shouldSendToLoRa = false;
+  }
+
+  void sendPacket(const String& packet) {
+    if (Config.bluetooth && !packet.isEmpty()) {
+      SerialBT.println(packet);
+    }
+  }
+}

src/bluetooth_utils.h

@@ -0,0 +1,14 @@
+#ifndef BLUETOOTH_UTILS_H
+#define BLUETOOTH_UTILS_H
+
+#include <BluetoothSerial.h>
+
+namespace BLUETOOTH_Utils {
+  void setup();
+  void bluetoothCallback(esp_spp_cb_event_t event, esp_spp_cb_param_t *param);
+  void getData(const uint8_t *buffer, size_t size);
+  void sendToLoRa();
+  void sendPacket(const String& packet);
+}
+
+#endif

src/configuration.cpp

@@ -68,6 +68,8 @@ void Configuration::readFile(fs::FS &fs, const char *fileName) {
     standingUpdateTime            = data["other"]["standingUpdateTime"].as<int>();
     sendAltitude                  = data["other"]["sendAltitude"].as<bool>();
     sendBatteryInfo               = data["other"]["sendBatteryInfo"].as<bool>();
+    bluetooth                     = data["other"]["bluetooth"].as<bool>();
+    disableGps                    = data["other"]["disableGps"].as<bool>();
 
     configFile.close();
 }

src/configuration.h

@@ -58,6 +58,8 @@ public:
   int     standingUpdateTime;
   bool    sendAltitude;
   bool    sendBatteryInfo;
+  bool    bluetooth;
+  bool    disableGps;
 
   Configuration();
   void validateConfigFile(String currentBeaconCallsign);

src/gps_utils.cpp

@@ -30,7 +30,12 @@ extern uint32_t         lastTx;
 namespace GPS_Utils {
 
 void setup() {
-    neo6m_gps.begin(9600, SERIAL_8N1, GPS_TX, GPS_RX);
+  if (Config.disableGps) {
+    logger.log(logging::LoggerLevel::LOGGER_LEVEL_INFO, "Main", "GPS disabled");
+    return;
+  }
+
+  neo6m_gps.begin(9600, SERIAL_8N1, GPS_TX, GPS_RX);
 }
 
 void calculateDistanceCourse(String Callsign, double checkpointLatitude, double checkPointLongitude) {
@@ -102,6 +107,10 @@ void getReceivedGPS(String packet, String sender) {
 }
 
 void getData() {
+  if (Config.disableGps) {
+    return;
+  }
+
   while (neo6m_gps.available() > 0) {
     gps.encode(neo6m_gps.read());
   }
@@ -141,6 +150,10 @@ void calculateHeadingDelta(int speed) {
 }
 
 void checkStartUpFrames() {
+  if (Config.disableGps) {
+    return;
+  }
+
   if ((millis() > 8000 && gps.charsProcessed() < 10)) {
     logger.log(logging::LoggerLevel::LOGGER_LEVEL_ERROR, "GPS",
                "No GPS frames detected! Try to reset the GPS Chip with this "

src/menu_utils.cpp

@@ -117,7 +117,7 @@ void showOnScreen() {
             if (powerManagement.getBatteryInfoIsConnected()) {
                 String batteryVoltage = powerManagement.getBatteryInfoVoltage();
                 String batteryChargeCurrent = powerManagement.getBatteryInfoCurrent();
-                #ifdef TTGO_T_Beam_V1_0
+                #if defined(TTGO_T_Beam_V1_0) || defined(TTGO_T_LORA_V2_1)
                 if (batteryChargeCurrent.toInt() == 0) {
                     sixthRowMainMenu = "Battery Charged " + batteryVoltage + "V";
                 } else if (batteryChargeCurrent.toInt() > 0) {

src/msg_utils.cpp

@@ -7,6 +7,7 @@
 #include "gps_utils.h"
 #include "display.h"
 #include "logger.h"
+#include "bluetooth_utils.h"
 
 extern Beacon               *currentBeacon;
 extern logging::Logger      logger;
@@ -141,6 +142,7 @@ void checkReceivedMessage(String packetReceived) {
   }
   String Sender, AddresseeAndMessage, Addressee, receivedMessage, ackMessage;
   if (packetReceived.substring(0,3) == "\x3c\xff\x01") {              // its an APRS packet
+    BLUETOOTH_Utils::sendPacket(packetReceived.substring(3));
     Sender = packetReceived.substring(3,packetReceived.indexOf(">"));
     if (Sender != currentBeacon->callsign) {                          // avoid listening yourself by digirepeating                                
       if (packetReceived.indexOf("::") > 10) {                        // its a Message!

src/pins_config.h

@@ -9,16 +9,25 @@
 #define OLED_SCL 22
 #define OLED_RST 16
 
-#define BUTTON_PIN 38 // The middle button GPIO on the T-Beam
-
 #ifdef TTGO_T_Beam_V0_7
 #define GPS_RX 15
 #define GPS_TX 12
+
+#define BUTTON_PIN 38 // The middle button GPIO on the T-Beam
 #endif
 
 #if defined(TTGO_T_Beam_V1_0) || defined(TTGO_T_Beam_V1_2)
 #define GPS_RX 12
 #define GPS_TX 34
+
+#define BUTTON_PIN 38 // The middle button GPIO on the T-Beam
+#endif
+
+#ifdef TTGO_T_LORA_V2_1
+#define GPS_RX -1
+#define GPS_TX -1
+
+#define BUTTON_PIN -1
 #endif
 
 #endif

src/power_utils.cpp

@@ -1,14 +1,16 @@
 #include "power_utils.h"
 #include "logger.h"
+#include "configuration.h"
 
 #define I2C_SDA 21
 #define I2C_SCL 22
 
+extern Configuration                 Config;
 extern logging::Logger logger;
 
 // cppcheck-suppress unusedFunction
 bool PowerManagement::begin(TwoWire &port) {
-#ifdef TTGO_T_Beam_V1_0
+#if defined(TTGO_T_Beam_V1_0) || defined(TTGO_T_LORA_V2_1)
   bool result = axp.begin(port, AXP192_SLAVE_ADDRESS);
   if (!result) {
     axp.setDCDC1Voltage(3300);
@@ -38,7 +40,7 @@ bool PowerManagement::begin(TwoWire &port) {
 
 // cppcheck-suppress unusedFunction
 void PowerManagement::activateLoRa() {
-#ifdef TTGO_T_Beam_V1_0
+#if defined(TTGO_T_Beam_V1_0) || defined(TTGO_T_LORA_V2_1)
   axp.setPowerOutPut(AXP192_LDO2, AXP202_ON);
 #endif
 #ifdef TTGO_T_Beam_V1_2
@@ -49,7 +51,7 @@ void PowerManagement::activateLoRa() {
 
 // cppcheck-suppress unusedFunction
 void PowerManagement::deactivateLoRa() {
-#ifdef TTGO_T_Beam_V1_0
+#if defined(TTGO_T_Beam_V1_0) || defined(TTGO_T_LORA_V2_1)
   axp.setPowerOutPut(AXP192_LDO2, AXP202_OFF);
 #endif
 #ifdef TTGO_T_Beam_V1_2
@@ -59,8 +61,8 @@ void PowerManagement::deactivateLoRa() {
 
 // cppcheck-suppress unusedFunction
 void PowerManagement::activateGPS() {
-#ifdef TTGO_T_Beam_V1_0
+#if defined(TTGO_T_Beam_V1_0) || defined(TTGO_T_LORA_V2_1)
-  axp.setPowerOutPut(AXP192_LDO2, AXP202_ON);
+  axp.setPowerOutPut(AXP192_LDO3, AXP202_ON);
 #endif
 #ifdef TTGO_T_Beam_V1_2
   PMU.setALDO3Voltage(3300);
@@ -70,8 +72,8 @@ void PowerManagement::activateGPS() {
 
 // cppcheck-suppress unusedFunction
 void PowerManagement::deactivateGPS() {
-#ifdef TTGO_T_Beam_V1_0
+#if defined(TTGO_T_Beam_V1_0) || defined(TTGO_T_LORA_V2_1)
-  axp.setPowerOutPut(AXP192_LDO2, AXP202_OFF);
+  axp.setPowerOutPut(AXP192_LDO3, AXP202_OFF);
 #endif
 #ifdef TTGO_T_Beam_V1_2
   PMU.disableALDO3();
@@ -80,35 +82,35 @@ void PowerManagement::deactivateGPS() {
 
 // cppcheck-suppress unusedFunction
 void PowerManagement::activateOLED() {
-#ifdef TTGO_T_Beam_V1_0
+#if defined(TTGO_T_Beam_V1_0) || defined(TTGO_T_LORA_V2_1)
   axp.setPowerOutPut(AXP192_DCDC1, AXP202_ON);
 #endif
 }
 
 // cppcheck-suppress unusedFunction
 void PowerManagement::decativateOLED() {
-#ifdef TTGO_T_Beam_V1_0
+#if defined(TTGO_T_Beam_V1_0) || defined(TTGO_T_LORA_V2_1)
   axp.setPowerOutPut(AXP192_DCDC1, AXP202_OFF);
 #endif
 }
 
 // cppcheck-suppress unusedFunction
 void PowerManagement::disableChgLed() {
-#ifdef TTGO_T_Beam_V1_0
+#if defined(TTGO_T_Beam_V1_0) || defined(TTGO_T_LORA_V2_1)
   axp.setChgLEDMode(AXP20X_LED_OFF);
 #endif
 }
 
 // cppcheck-suppress unusedFunction
 void PowerManagement::enableChgLed() {
-#ifdef TTGO_T_Beam_V1_0
+#if defined(TTGO_T_Beam_V1_0) || defined(TTGO_T_LORA_V2_1)
   axp.setChgLEDMode(AXP20X_LED_LOW_LEVEL);
 #endif
 }
 
 // cppcheck-suppress unusedFunction
 void PowerManagement::activateMeasurement() {
-#ifdef TTGO_T_Beam_V1_0
+#if defined(TTGO_T_Beam_V1_0) || defined(TTGO_T_LORA_V2_1)
   axp.adc1Enable(AXP202_BATT_CUR_ADC1 | AXP202_BATT_VOL_ADC1, true);
 #endif
 #ifdef TTGO_T_Beam_V1_2
@@ -122,14 +124,14 @@ void PowerManagement::activateMeasurement() {
 
 // cppcheck-suppress unusedFunction
 void PowerManagement::deactivateMeasurement() {
-#ifdef TTGO_T_Beam_V1_0
+#if defined(TTGO_T_Beam_V1_0) || defined(TTGO_T_LORA_V2_1)
   axp.adc1Enable(AXP202_BATT_CUR_ADC1 | AXP202_BATT_VOL_ADC1, false);
 #endif
 }
 
 // cppcheck-suppress unusedFunction
 double PowerManagement::getBatteryVoltage() {
-#ifdef TTGO_T_Beam_V1_0
+#if defined(TTGO_T_Beam_V1_0) || defined(TTGO_T_LORA_V2_1)
   return axp.getBattVoltage() / 1000.0;
 #endif
 #ifdef TTGO_T_Beam_V1_2
@@ -139,7 +141,7 @@ double PowerManagement::getBatteryVoltage() {
 
 // cppcheck-suppress unusedFunction
 double PowerManagement::getBatteryChargeDischargeCurrent() {
-#ifdef TTGO_T_Beam_V1_0
+#if defined(TTGO_T_Beam_V1_0) || defined(TTGO_T_LORA_V2_1)
   if (axp.isChargeing()) {
     return axp.getBattChargeCurrent();
   }
@@ -151,7 +153,7 @@ double PowerManagement::getBatteryChargeDischargeCurrent() {
 }
 
 bool PowerManagement::isBatteryConnected() {
-#ifdef TTGO_T_Beam_V1_0
+#if defined(TTGO_T_Beam_V1_0) || defined(TTGO_T_LORA_V2_1)
   return axp.isBatteryConnect();
 #endif
 #ifdef TTGO_T_Beam_V1_2
@@ -160,7 +162,7 @@ bool PowerManagement::isBatteryConnected() {
 }
 
 bool PowerManagement::isChargeing() {
-#ifdef TTGO_T_Beam_V1_0
+#if defined(TTGO_T_Beam_V1_0) || defined(TTGO_T_LORA_V2_1)
   return axp.isChargeing();
 #endif
 #ifdef TTGO_T_Beam_V1_2
@@ -169,7 +171,7 @@ bool PowerManagement::isChargeing() {
 }
 
 void PowerManagement::setup() {
-#ifdef TTGO_T_Beam_V1_0
+#if defined(TTGO_T_Beam_V1_0) || defined(TTGO_T_LORA_V2_1)
   Wire.begin(SDA, SCL);
   if (!begin(Wire)) {
     logger.log(logging::LoggerLevel::LOGGER_LEVEL_INFO, "AXP192", "init done!");
@@ -178,7 +180,11 @@ void PowerManagement::setup() {
   }
   activateLoRa();
   activateOLED();
-  activateGPS();
+  if (Config.disableGps) {
+    deactivateGPS();
+  } else {
+    activateGPS();
+  }
   activateMeasurement();
 #endif
 #ifdef TTGO_T_Beam_V1_2
@@ -190,7 +196,11 @@ void PowerManagement::setup() {
   }
   activateLoRa();
   activateOLED();
-  activateGPS();
+  if (Config.disableGps) {
+    deactivateGPS();
+  } else {
+    activateGPS();
+  }
   activateMeasurement();
   PMU.setChargeTargetVoltage(XPOWERS_AXP2101_CHG_VOL_4V2);
   PMU.setChargerConstantCurr(XPOWERS_AXP2101_CHG_CUR_500MA);
@@ -199,7 +209,7 @@ void PowerManagement::setup() {
 }
 
 void PowerManagement::lowerCpuFrequency() {
-#if defined(TTGO_T_Beam_V1_0) || defined(TTGO_T_Beam_V1_2)
+#if defined(TTGO_T_Beam_V1_0) || defined(TTGO_T_Beam_V1_2) || defined(TTGO_T_LORA_V2_1)
   if (setCpuFrequencyMhz(80)) {
     logger.log(logging::LoggerLevel::LOGGER_LEVEL_INFO, "Main", "CPU frequency set to 80MHz");
   } else {
@@ -221,7 +231,7 @@ void PowerManagement::obtainBatteryInfo() {
   if (!(rate_limit_check_battery++ % 60))
     BatteryIsConnected = isBatteryConnected();
   if (BatteryIsConnected) {
-    #ifdef TTGO_T_Beam_V1_0
+    #if defined(TTGO_T_Beam_V1_0) || defined(TTGO_T_LORA_V2_1)
     batteryVoltage       = String(getBatteryVoltage(), 2);
     #endif
     #ifdef TTGO_T_Beam_V1_2

src/power_utils.h

@@ -2,7 +2,7 @@
 #define POWER_UTILS_H_
 
 #include <Arduino.h>
-#ifdef TTGO_T_Beam_V1_0
+#if defined(TTGO_T_Beam_V1_0) || defined(TTGO_T_LORA_V2_1)
 #include <axp20x.h>
 #endif
 #ifdef TTGO_T_Beam_V1_2
@@ -49,7 +49,7 @@ private:
 
   bool isBatteryConnected();
 
-  #ifdef TTGO_T_Beam_V1_0
+  #if defined(TTGO_T_Beam_V1_0) || defined(TTGO_T_LORA_V2_1)
   AXP20X_Class axp;
   #endif
   #ifdef TTGO_T_Beam_V1_2