Repeated join requests

[CeruleanMars]

If there's an issue with the gateway, the ESP32 gets stuck sending join requests non-stop until the gateway comes back online. How can I set the number of join attempts to only 1?

I already tried changing "confirmedNbTrials" from 8 to 1, with no effect.

Console view on TTN:

This is the script I'm running:

` //Libraries #include <ESP32_LoRaWAN.h> #include "Arduino.h" #include "esp32-hal-adc.h" #include "SCD30.h" #include <SparkFunBQ27441.h> #include "Adafruit_seesaw.h" #include <Wire.h> #include "SparkFun_External_EEPROM.h" #include <Adafruit_ADS1015.h>

Adafruit_seesaw ss; Adafruit_ADS1115 ads(0x48); float Voltage = 0.0;

//Definitions #define SERIAL Serial

#define soilmosPin 13 #define soiltempPin 2 #define methPin 13 #define donePin 12

#define n_sensors 7

// Set BATTERY_CAPACITY to the design capacity of your battery. const unsigned int BATTERY_CAPACITY = 10000; // e.g. 6200mAh battery volatile unsigned int soc = 0; // Battery state of charge

void tempTask(void *pvParameters); bool getTemperature(); void triggerGetTemp();

/*license for Heltec ESP32 LoRaWan, quary your ChipID relevant license: http://resource.heltec.cn/search */ uint32_t license[4] = {REDACTED};

/* OTAA para*/ uint8_t DevEui[] = { REDACTED }; uint8_t AppEui[] = { REDACTED }; uint8_t AppKey[] = { REDACTED };

/* ABP para*/ uint8_t NwkSKey[] = { REDACTED }; uint8_t AppSKey[] = { REDACTED }; uint32_t DevAddr = ( uint32_t )REDACTED;

/* Other LoRa settings / uint16_t userChannelsMask[6]={ 0x00FF,0x0000,0x0000,0x0000,0x0000,0x0000 }; /LoraWan channelsmask, default channels 0-7/ DeviceClass_t loraWanClass = CLASS_A; /LoraWan Class, Class A and Class C are supported/ uint32_t appTxDutyCycle = 2601000; /the application data transmission duty cycle. value in [ms]./ bool overTheAirActivation = true; /OTAA or ABP/ bool loraWanAdr = true; /ADR enable/ bool isTxConfirmed = false; / Indicates if the node is sending confirmed or unconfirmed messages / uint8_t appPort = 2; / Application port / uint8_t confirmedNbTrials = 1; / Number of trials to transmit the frame */ uint8_t debugLevel = LoRaWAN_DEBUG_LEVEL; /*LoraWan debug level, select in arduino IDE tools. */ LoRaMacRegion_t loraWanRegion = ACTIVE_REGION; /LoraWan region, select in arduino IDE tools/

/EEPROM Setup/ ExternalEEPROM myMem; unsigned long startAddress; //eepromEmpty(); //Clear the data from the external EEPROM module

// Initialization code void setup() { Serial.begin(115200); while (!Serial); SPI.begin(SCK,MISO,MOSI,SS); Mcu.init(SS,RST_LoRa,DIO0,DIO1,license);

if (!ss.begin(0x36)) { Serial.println("ERROR! seesaw not found"); } else { Serial.print("seesaw started! version: "); Serial.println(ss.getVersion(), HEX); }

adcAttachPin(soiltempPin); //Platinum resistance thermometer //adcAttachPin(methPin); //Methane ads.begin(); //ADC for methane pinMode(donePin, OUTPUT); digitalWrite(donePin, LOW);

analogSetClockDiv(255); // 1338mS

deviceState = DEVICE_STATE_INIT;

Wire.begin(); Serial.println("SCD30 Raw Data"); scd30.initialize(); setupBQ27441(); //Battery babysitter init

//Initialise EEPROM delay(5000); Serial.println("Qwiic EEPROM test with str to send");

if (myMem.begin() == false) { Serial.println("No memory detected."); } else { Serial.println("Memory detected!"); Serial.print("Mem size in bytes: "); Serial.println(myMem.length()); } }

// The loop function is called in an endless loop void loop() { switch( deviceState ) { case DEVICE_STATE_INIT: { LoRaWAN.init(loraWanClass,loraWanRegion); SERIAL.println("Prepare data to send"); prepareTxFrame( appPort ); //Get data to be transmitted saveToEEPROM(); //Save data to EEPROM break; } case DEVICE_STATE_JOIN: { LoRaWAN.join(); break; } case DEVICE_STATE_SEND: { LoRaWAN.send(loraWanClass); //Transmit data over LoRaWAN SERIAL.println("Data sent"); delay(5000); SERIAL.println("Start sleep"); digitalWrite(donePin, HIGH); deviceState = DEVICE_STATE_CYCLE; break; } case DEVICE_STATE_CYCLE: { // Schedule next packet transmission txDutyCycleTime = appTxDutyCycle + randr( -APP_TX_DUTYCYCLE_RND, APP_TX_DUTYCYCLE_RND ); LoRaWAN.cycle(txDutyCycleTime); deviceState = DEVICE_STATE_SLEEP; break; } case DEVICE_STATE_SLEEP: { LoRaWAN.sleep(loraWanClass,debugLevel); break; } default: { deviceState = DEVICE_STATE_INIT; break; } } } `