Projet communautaire Arduino ATMEGA KNX

Code :
#include <Arduino.h>

#include <knx.h>



#if MASK_VERSION != 0x07B0 && (defined ARDUINO_ARCH_ESP8266 || defined ARDUINO_ARCH_ESP32)

#include <WiFiManager.h>

#endif



// create named references for easy access to group objects

#define goCurrent knx.getGroupObject(1)

#define goMax knx.getGroupObject(2)

#define goMin knx.getGroupObject(3)

#define goReset knx.getGroupObject(4)



float currentValue = 0;

float maxValue = 0;

float minValue = RAND_MAX;

long lastsend = 0;



void measureTemp()

{

    long now = millis();

    if ((now - lastsend) < 2000)

        return;



    lastsend = now;

    int r = rand();

    currentValue = (r * 1.0) / (RAND_MAX * 1.0);

    currentValue *= 100 * 100;



    // write new value to groupobject

    goCurrent.value(currentValue);



    if (currentValue > maxValue)

    {

        maxValue = currentValue;

        goMax.value(maxValue);

    }



    if (currentValue < minValue)

    {

        minValue = currentValue;

        goMin.value(minValue);

    }

}



// callback from reset-GO

void resetCallback(GroupObject& go)

{

    if (go.value())

    {

        maxValue = 0;

        minValue = 10000;

    }

}



void setup()

{

    Serial.begin(115200);

    ArduinoPlatform::SerialDebug = &Serial;



    randomSeed(millis());



#if MASK_VERSION != 0x07B0 && (defined ARDUINO_ARCH_ESP8266 || defined ARDUINO_ARCH_ESP32)

    WiFiManager wifiManager;

    wifiManager.autoConnect("knx-demo");

#endif



    // read adress table, association table, groupobject table and parameters from eeprom

    knx.bau().deviceObject().individualAddress(1);

    knx.readMemory();



    // print values of parameters if device is already configured

    if (knx.configured())

    {

        // register callback for reset GO

        goReset.callback(resetCallback);

        goReset.dataPointType(DPT_Trigger);

        goCurrent.dataPointType(DPT_Value_Temp);

        goMin.dataPointType(DPT_Value_Temp);

        goMax.dataPointType(DPT_Value_Temp);



        Serial.print("Timeout: ");

        Serial.println(knx.paramByte(0));

        Serial.print("Zykl. senden: ");

        Serial.println(knx.paramByte(1));

        Serial.print("Min/Max senden: ");

        Serial.println(knx.paramByte(2));

        Serial.print("Aenderung senden: ");

        Serial.println(knx.paramByte(3));

        Serial.print("Abgleich: ");

        Serial.println(knx.paramByte(4));

    }



    // pin or GPIO the programming led is connected to. Default is LED_BUILTIN

    // knx.ledPin(LED_BUILTIN);

    // is the led active on HIGH or low? Default is LOW

    // knx.ledPinActiveOn(HIGH);

    // pin or GPIO programming button is connected to. Default is 0

    // knx.buttonPin(0);



    // start the framework.

    knx.start();

}



void loop()

{

    // don't delay here to much. Otherwise you might lose packages or mess up the timing with ETS

    knx.loop();



    // only run the application code if the device was configured with ETS

    if (!knx.configured())

        return;



    measureTemp();

}