Program - Hladinomer - Arduino & ESP8266 & ESP32

Technická podpora projektu - hlásenie SW problémov, bugov: martinius96@gmail.com

Dostupné knižnice pre mikrokontroléry (Arduino / ESP32 / ESP8266)

Archív knižnice (.zip) rozbaliť do C:/Používatelia/[Používateľ]/Dokumenty/Arduino/libraries

Názov knižnice	Funkcia knižnice	Stiahnuť
NewPing	Knižnica pre AVR mikrokontroléry (ATmega) Arduino Uno / Nano / Mega. Umožňuje vykonávať meranie ultrazvukovými senzormi vzdialenosti RCW, US-XXX, IOE-SR0X, SR0X, HC-SR0X, HY-SRF0X, DYP-MEXXX, Parallax PING)))™.	Stiahnuť
NewPingESP8266	Knižnica pre ESP8266 a ESP32 mikrokontroléry. Umožňuje vykonávať meranie ultrazvukovými senzormi vzdialenosti RCW, US-XXX, IOE-SR0X, SR0X, HC-SR0X, HY-SRF0X, DYP-MEXXX, Parallax PING)))™.	Stiahnuť
VL53L1X	Knižnica pre Arduino, ESP8266 a ESP32 mikrokontroléry. Umožňuje vykonávať meranie ToF laserovými snímačmi STMicroelectronics VL53L1X.	Stiahnuť

Ukážkové zdrojové kódy pre mikrokontroléry kompatibilné s rozhraním Watmonitor sú dostupné na Githube.

ESP32 s podporou FreeRTOS, Ultra Low Power, Over The Air, ESP-IDF, Arduino Core. WiFi / PHY Ethernet cez RMII rozhranie / LoRa

ESP8266 s podporou Ultra Low Power, Over The Air, Arduino Core, WiFi

Arduino s podporou Ethernet modulov Wiznet W5100 - W5500, ENC28J60, Arduino Core

Raspberry Pi Pico W s MicroPython implementáciou

Sketches

HTTPS - ESP32 + WiFi - HC-SR04 / JSN-SR04T

 
/*|-------------------------------------------------------------------------------|*/
/*|Project: Water level monitor - HTTPS - ULP - ESP32                             |*/
/*|Author: Martin Chlebovec (martinius96)                                         |*/
/*|E-mail: martinius96@gmail.com                                                  |*/
/*|Info, schematics: https://martinius96.github.io/hladinomer-studna-scripty/en/  |*/
/*|Test web interface: https://hladinomer.eu/?lang=en                             |*/
/*|Revision: 18. Oct. 2025                                                        |*/
/*|-------------------------------------------------------------------------------|*/

#include <WiFi.h>
#include <WiFiClientSecure.h>
#include <NewPingESP8266.h>

const char * ssid = "MY_WIFI_SSID"; //WiFi SSID
const char * password = "MY_PASSWORD"; //WiFi PASSWORD

//HOST
const char* host = "hladinomer.eu"; //host (server)
String url = "/data.php"; //URL address to to target PHP file

//Root CA cert - ISRG Root X1
const static char* test_root_ca PROGMEM = \
"-----BEGIN CERTIFICATE-----\n" \
"MIIFazCCA1OgAwIBAgIRAIIQz7DSQONZRGPgu2OCiwAwDQYJKoZIhvcNAQELBQAw\n" \
"TzELMAkGA1UEBhMCVVMxKTAnBgNVBAoTIEludGVybmV0IFNlY3VyaXR5IFJlc2Vh\n" \
"cmNoIEdyb3VwMRUwEwYDVQQDEwxJU1JHIFJvb3QgWDEwHhcNMTUwNjA0MTEwNDM4\n" \
"WhcNMzUwNjA0MTEwNDM4WjBPMQswCQYDVQQGEwJVUzEpMCcGA1UEChMgSW50ZXJu\n" \
"ZXQgU2VjdXJpdHkgUmVzZWFyY2ggR3JvdXAxFTATBgNVBAMTDElTUkcgUm9vdCBY\n" \
"MTCCAiIwDQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIBAK3oJHP0FDfzm54rVygc\n" \
"h77ct984kIxuPOZXoHj3dcKi/vVqbvYATyjb3miGbESTtrFj/RQSa78f0uoxmyF+\n" \
"0TM8ukj13Xnfs7j/EvEhmkvBioZxaUpmZmyPfjxwv60pIgbz5MDmgK7iS4+3mX6U\n" \
"A5/TR5d8mUgjU+g4rk8Kb4Mu0UlXjIB0ttov0DiNewNwIRt18jA8+o+u3dpjq+sW\n" \
"T8KOEUt+zwvo/7V3LvSye0rgTBIlDHCNAymg4VMk7BPZ7hm/ELNKjD+Jo2FR3qyH\n" \
"B5T0Y3HsLuJvW5iB4YlcNHlsdu87kGJ55tukmi8mxdAQ4Q7e2RCOFvu396j3x+UC\n" \
"B5iPNgiV5+I3lg02dZ77DnKxHZu8A/lJBdiB3QW0KtZB6awBdpUKD9jf1b0SHzUv\n" \
"KBds0pjBqAlkd25HN7rOrFleaJ1/ctaJxQZBKT5ZPt0m9STJEadao0xAH0ahmbWn\n" \
"OlFuhjuefXKnEgV4We0+UXgVCwOPjdAvBbI+e0ocS3MFEvzG6uBQE3xDk3SzynTn\n" \
"jh8BCNAw1FtxNrQHusEwMFxIt4I7mKZ9YIqioymCzLq9gwQbooMDQaHWBfEbwrbw\n" \
"qHyGO0aoSCqI3Haadr8faqU9GY/rOPNk3sgrDQoo//fb4hVC1CLQJ13hef4Y53CI\n" \
"rU7m2Ys6xt0nUW7/vGT1M0NPAgMBAAGjQjBAMA4GA1UdDwEB/wQEAwIBBjAPBgNV\n" \
"HRMBAf8EBTADAQH/MB0GA1UdDgQWBBR5tFnme7bl5AFzgAiIyBpY9umbbjANBgkq\n" \
"hkiG9w0BAQsFAAOCAgEAVR9YqbyyqFDQDLHYGmkgJykIrGF1XIpu+ILlaS/V9lZL\n" \
"ubhzEFnTIZd+50xx+7LSYK05qAvqFyFWhfFQDlnrzuBZ6brJFe+GnY+EgPbk6ZGQ\n" \
"3BebYhtF8GaV0nxvwuo77x/Py9auJ/GpsMiu/X1+mvoiBOv/2X/qkSsisRcOj/KK\n" \
"NFtY2PwByVS5uCbMiogziUwthDyC3+6WVwW6LLv3xLfHTjuCvjHIInNzktHCgKQ5\n" \
"ORAzI4JMPJ+GslWYHb4phowim57iaztXOoJwTdwJx4nLCgdNbOhdjsnvzqvHu7Ur\n" \
"TkXWStAmzOVyyghqpZXjFaH3pO3JLF+l+/+sKAIuvtd7u+Nxe5AW0wdeRlN8NwdC\n" \
"jNPElpzVmbUq4JUagEiuTDkHzsxHpFKVK7q4+63SM1N95R1NbdWhscdCb+ZAJzVc\n" \
"oyi3B43njTOQ5yOf+1CceWxG1bQVs5ZufpsMljq4Ui0/1lvh+wjChP4kqKOJ2qxq\n" \
"4RgqsahDYVvTH9w7jXbyLeiNdd8XM2w9U/t7y0Ff/9yi0GE44Za4rF2LN9d11TPA\n" \
"mRGunUHBcnWEvgJBQl9nJEiU0Zsnvgc/ubhPgXRR4Xq37Z0j4r7g1SgEEzwxA57d\n" \
"emyPxgcYxn/eR44/KJ4EBs+lVDR3veyJm+kXQ99b21/+jh5Xos1AnX5iItreGCc=\n" \
"-----END CERTIFICATE-----\n";
  
#define uS_TO_S_FACTOR 1000000
#define TIME_TO_SLEEP  300
#define pinTrigger    22
#define pinEcho       23
#define maxVzdialenost 450
RTC_DATA_ATTR unsigned long BootCount;
NewPingESP8266 sonar(pinTrigger, pinEcho, maxVzdialenost);
WiFiClientSecure client;

void setup() {
  Serial.begin(115200);
  WiFi.begin(ssid, password); //pripoj sa na wifi siet s heslom
  while (WiFi.status() != WL_CONNECTED) {
    delay(1000);
    Serial.print(F("."));
  }
  Serial.println(F(""));
  Serial.println(F("WiFi connected, IP:"));
  Serial.println(WiFi.localIP());
  client.setCACert(test_root_ca);

  int vzdialenost = sonar.ping_cm();
  delay(50);
  if (vzdialenost > 0) {
    vzdialenost = 0;
    for (int i = 0; i < 10; i++) {
      vzdialenost += sonar.ping_cm();
      delay(50);
    }
    vzdialenost = vzdialenost / 10;
    Serial.print(F("Distance is: "));
    Serial.print(vzdialenost);
    Serial.println(F(" cm."));
    String data = "hodnota=" + String(vzdialenost) + "&token=123456789";
    client.stop();
    if (client.connect(host, 443)) {
      client.println("POST " + url + " HTTP/1.0");
      client.println("Host: " + (String)host);
      client.println(F("User-Agent: ESP"));
      client.println(F("Connection: close"));
      client.println(F("Content-Type: application/x-www-form-urlencoded;"));
      client.print(F("Content-Length: "));
      client.println(data.length());
      client.println();
      client.println(data);
      Serial.println(F("Data successfully sent"));
        while (client.connected()) {
          String line = client.readStringUntil('\n');
          if (line == "\r") {
            break;
          }
        }
        String line = client.readStringUntil('\n');
    } else {
      Serial.println(F("Connection wasnt performed..."));
    }
  }
  else {
    Serial.println(F("Distance between ultrasonic sensor and water level is out of range."));
  }
  client.stop();
  delay(250);
  if (BootCount < 1) {
    delay(30000);
  }
  BootCount++;
  esp_sleep_enable_timer_wakeup(TIME_TO_SLEEP * uS_TO_S_FACTOR);
  Serial.println("Setup ESP32 to sleep for every " + String(TIME_TO_SLEEP) + " Seconds");
  esp_deep_sleep_start();
}

void loop() {

}

HTTPS - ESP32 + WiFi - VL53L1X / TOF400C


/*|-------------------------------------------------------------------------------|*/
/*|Project: Water level monitor - HTTPS - ULP - ESP32                             |*/
/*|ToF laser ranging sensor 0-400 cm - VL53L1X (TOF400C)                          |*/
/*|Author: Martin Chlebovec Your-IoT (martinius96)                                |*/
/*|E-mail: martinius96@gmail.com                                                  |*/
/*|Info, schematics: https://martinius96.github.io/hladinomer-studna-scripty/en/  |*/
/*|Test web interface: https://hladinomer.eu/?lang=en                             |*/
/*|Revision: 18. Oct. 2025                                                        |*/
/*|-------------------------------------------------------------------------------|*/

#include <WiFi.h>
#include <Wire.h>
#include <VL53L1X.h>
#include <WiFiClientSecure.h>

const char * ssid = "SSID_NAME"; //WiFi SSID
const char * password = "WIFI_PASSWORD"; //WiFi PASSWORD

//HOST
const char* host = "hladinomer.eu"; //host (server)
String url = "/data.php"; //URL address to to target PHP file

//Root CA cert - ISRG Root X1
const static char* test_root_ca PROGMEM = \
    "-----BEGIN CERTIFICATE-----\n" \
    "MIIFazCCA1OgAwIBAgIRAIIQz7DSQONZRGPgu2OCiwAwDQYJKoZIhvcNAQELBQAw\n" \
    "TzELMAkGA1UEBhMCVVMxKTAnBgNVBAoTIEludGVybmV0IFNlY3VyaXR5IFJlc2Vh\n" \
    "cmNoIEdyb3VwMRUwEwYDVQQDEwxJU1JHIFJvb3QgWDEwHhcNMTUwNjA0MTEwNDM4\n" \
    "WhcNMzUwNjA0MTEwNDM4WjBPMQswCQYDVQQGEwJVUzEpMCcGA1UEChMgSW50ZXJu\n" \
    "ZXQgU2VjdXJpdHkgUmVzZWFyY2ggR3JvdXAxFTATBgNVBAMTDElTUkcgUm9vdCBY\n" \
    "MTCCAiIwDQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIBAK3oJHP0FDfzm54rVygc\n" \
    "h77ct984kIxuPOZXoHj3dcKi/vVqbvYATyjb3miGbESTtrFj/RQSa78f0uoxmyF+\n" \
    "0TM8ukj13Xnfs7j/EvEhmkvBioZxaUpmZmyPfjxwv60pIgbz5MDmgK7iS4+3mX6U\n" \
    "A5/TR5d8mUgjU+g4rk8Kb4Mu0UlXjIB0ttov0DiNewNwIRt18jA8+o+u3dpjq+sW\n" \
    "T8KOEUt+zwvo/7V3LvSye0rgTBIlDHCNAymg4VMk7BPZ7hm/ELNKjD+Jo2FR3qyH\n" \
    "B5T0Y3HsLuJvW5iB4YlcNHlsdu87kGJ55tukmi8mxdAQ4Q7e2RCOFvu396j3x+UC\n" \
    "B5iPNgiV5+I3lg02dZ77DnKxHZu8A/lJBdiB3QW0KtZB6awBdpUKD9jf1b0SHzUv\n" \
    "KBds0pjBqAlkd25HN7rOrFleaJ1/ctaJxQZBKT5ZPt0m9STJEadao0xAH0ahmbWn\n" \
    "OlFuhjuefXKnEgV4We0+UXgVCwOPjdAvBbI+e0ocS3MFEvzG6uBQE3xDk3SzynTn\n" \
    "jh8BCNAw1FtxNrQHusEwMFxIt4I7mKZ9YIqioymCzLq9gwQbooMDQaHWBfEbwrbw\n" \
    "qHyGO0aoSCqI3Haadr8faqU9GY/rOPNk3sgrDQoo//fb4hVC1CLQJ13hef4Y53CI\n" \
    "rU7m2Ys6xt0nUW7/vGT1M0NPAgMBAAGjQjBAMA4GA1UdDwEB/wQEAwIBBjAPBgNV\n" \
    "HRMBAf8EBTADAQH/MB0GA1UdDgQWBBR5tFnme7bl5AFzgAiIyBpY9umbbjANBgkq\n" \
    "hkiG9w0BAQsFAAOCAgEAVR9YqbyyqFDQDLHYGmkgJykIrGF1XIpu+ILlaS/V9lZL\n" \
    "ubhzEFnTIZd+50xx+7LSYK05qAvqFyFWhfFQDlnrzuBZ6brJFe+GnY+EgPbk6ZGQ\n" \
    "3BebYhtF8GaV0nxvwuo77x/Py9auJ/GpsMiu/X1+mvoiBOv/2X/qkSsisRcOj/KK\n" \
    "NFtY2PwByVS5uCbMiogziUwthDyC3+6WVwW6LLv3xLfHTjuCvjHIInNzktHCgKQ5\n" \
    "ORAzI4JMPJ+GslWYHb4phowim57iaztXOoJwTdwJx4nLCgdNbOhdjsnvzqvHu7Ur\n" \
    "TkXWStAmzOVyyghqpZXjFaH3pO3JLF+l+/+sKAIuvtd7u+Nxe5AW0wdeRlN8NwdC\n" \
    "jNPElpzVmbUq4JUagEiuTDkHzsxHpFKVK7q4+63SM1N95R1NbdWhscdCb+ZAJzVc\n" \
    "oyi3B43njTOQ5yOf+1CceWxG1bQVs5ZufpsMljq4Ui0/1lvh+wjChP4kqKOJ2qxq\n" \
    "4RgqsahDYVvTH9w7jXbyLeiNdd8XM2w9U/t7y0Ff/9yi0GE44Za4rF2LN9d11TPA\n" \
    "mRGunUHBcnWEvgJBQl9nJEiU0Zsnvgc/ubhPgXRR4Xq37Z0j4r7g1SgEEzwxA57d\n" \
    "emyPxgcYxn/eR44/KJ4EBs+lVDR3veyJm+kXQ99b21/+jh5Xos1AnX5iItreGCc=\n" \
    "-----END CERTIFICATE-----\n";

#define uS_TO_S_FACTOR 1000000
#define TIME_TO_SLEEP  300
RTC_DATA_ATTR unsigned long BootCount;
VL53L1X sensor;
WiFiClientSecure client;

void setup() {
  Serial.begin(115200);
  Wire.begin(22, 23);
  Wire.setClock(400000); // use 400 kHz I2C
  sensor.setTimeout(500);
  if (!sensor.init())
  {
    Serial.println("Failed to detect and initialize sensor!");
    while (1);
  }

  sensor.setDistanceMode(VL53L1X::Long);
  sensor.setMeasurementTimingBudget(50000); // 50 ms
  sensor.startContinuous(50); // Meranie každých 50 ms
  WiFi.begin(ssid, password); //pripoj sa na wifi siet s heslom
  while (WiFi.status() != WL_CONNECTED) {
    delay(1000);
    Serial.print(F("."));
  }
  Serial.println(F(""));
  Serial.println(F("WiFi connected, IP:"));
  Serial.println(WiFi.localIP());
  client.setCACert(test_root_ca);
  int vzdialenost =  sensor.read() / 10;
  delay(50);
  if (vzdialenost > 0) {
    vzdialenost = 0;
    for (int i = 0; i < 10; i++) {
      vzdialenost += sensor.read() / 10;
      delay(50);
    }
    sensor.stopContinuous();
    vzdialenost = vzdialenost / 10;
    Serial.print(F("Distance is: "));
    Serial.print(vzdialenost);
    Serial.println(F(" cm."));
    String data = "hodnota=" + String(vzdialenost) + "&token=123456789";
    client.stop();
    if (client.connect(host, 443)) {
      client.println("POST " + url + " HTTP/1.0");
      client.println("Host: " + (String)host);
      client.println(F("User-Agent: ESP"));
      client.println(F("Connection: close"));
      client.println(F("Content-Type: application/x-www-form-urlencoded;"));
      client.print(F("Content-Length: "));
      client.println(data.length());
      client.println();
      client.println(data);
      Serial.println(F("Data successfully sent"));
      while (client.connected()) {
        String line = client.readStringUntil('\n');
        if (line == "\r") {
          break;
        }
      }
      String line = client.readStringUntil('\n');
    } else {
      Serial.println(F("Connection wasnt performed..."));
    }
  }
  else {
    Serial.println(F("Distance between laser sensor and surface is out of range."));
  }
  client.stop();
  delay(250);
  if (BootCount < 1) {
    delay(30000);
  }
  BootCount++;
  esp_sleep_enable_timer_wakeup(TIME_TO_SLEEP * uS_TO_S_FACTOR);
  Serial.println("Setup ESP32 to sleep for every " + String(TIME_TO_SLEEP) + " Seconds");
  esp_deep_sleep_start();
}

void loop() {

}