// ----- TeZ ---- DHT Display on OLED screen ----- //* OLED DISPLAY 3.3V(VCC), GND, SCL (21), SDA (22) [ESP32] //* model: SSD1306 Resolution: 128 x 64 (small = 128 x 32) // FONTS >> in file OLEDdisplayFonts.h // ArialMT_Plain_10, ArialMT_Plain_16, ArialMT_Plain_24 // SansSerif_plain_10, SansSerif_plain_12 // Dingbats__12 // Monospaced_plain_8, Monospaced_plain_10, Monospaced_plain_12, Monospaced_bold_10, Monospaced_bold_16, Monospaced_bold_24 // // ceated with http://oleddisplay.squix.ch/ // - DHT Sensor Library: https://github.com/adafruit/DHT-sensor-library // - Adafruit Unified Sensor Lib: https://github.com/adafruit/Adafruit_Sensor // https://learn.adafruit.com/dht/overview //F.M. ENCSYS edit 1 #include "OTA.h" #include "OSC.h" #include #include #include #include #include #include "fontdef.h" //#include "SSD1306.h" // alias for `#include "SSD1306Wire.h"` #include "SSD1306Wire.h" #include "OLEDDisplayUi.h" #include // Initialize the OLED display using Wire library SSD1306Wire display(0x3c, 21, 22); #define DHTPIN 25 // Digital pin connected to the DHT sensor // Uncomment the type of sensor in use: #define DHTTYPE DHT11 // DHT 11 //#define DHTTYPE DHT22 // DHT 22 (AM2302) //#define DHTTYPE DHT21 // DHT 21 (AM2301) DHT_Unified dht(DHTPIN, DHTTYPE); uint32_t delayMS; //bool light = false; int LEDpin = 16; //int SMOKETIME = 5000; //bool SMOKEFLAG = true; /////////////////////////////////////////////////////// void setup() { APConnect(); setupOTA(); Udp.begin(rxport); //Serial.begin(115200); pinMode(LEDpin, OUTPUT); pinMode(4, OUTPUT); digitalWrite(4, false); fog = false; // Initialising the OLED display display.init(); display.flipScreenVertically(); display.setTextAlignment(TEXT_ALIGN_LEFT); display.clear(); display.setFont(Monospaced_bold_16); display.drawString(0, 0, "Hello Human!"); display.setFont(Monospaced_plain_12); display.drawString(20, 30, "How are you"); display.drawString(40, 50, "today?"); display.display(); delay(3000); // Initialize DHT device. dht.begin(); Serial.println(F("DHTxx Unified Sensor Example")); // Print temperature sensor details. sensor_t sensor; dht.temperature().getSensor(&sensor); Serial.println(F("------------------------------------")); Serial.println(F("Temperature Sensor")); Serial.print (F("Sensor Type: ")); Serial.println(sensor.name); Serial.print (F("Driver Ver: ")); Serial.println(sensor.version); Serial.print (F("Unique ID: ")); Serial.println(sensor.sensor_id); Serial.print (F("Max Value: ")); Serial.print(sensor.max_value); Serial.println(F("°C")); Serial.print (F("Min Value: ")); Serial.print(sensor.min_value); Serial.println(F("°C")); Serial.print (F("Resolution: ")); Serial.print(sensor.resolution); Serial.println(F("°C")); Serial.println(F("------------------------------------")); // Print humidity sensor details. dht.humidity().getSensor(&sensor); Serial.println(F("Humidity Sensor")); Serial.print (F("Sensor Type: ")); Serial.println(sensor.name); Serial.print (F("Driver Ver: ")); Serial.println(sensor.version); Serial.print (F("Unique ID: ")); Serial.println(sensor.sensor_id); Serial.print (F("Max Value: ")); Serial.print(sensor.max_value); Serial.println(F("%")); Serial.print (F("Min Value: ")); Serial.print(sensor.min_value); Serial.println(F("%")); Serial.print (F("Resolution: ")); Serial.print(sensor.resolution); Serial.println(F("%")); Serial.println(F("------------------------------------")); // Set delay between sensor readings based on sensor details. delayMS = sensor.min_delay / 1000; } void humiditycontrol() { delay(delayMS); // Get humidity event and compare it to the wanted value sensors_event_t event; dht.humidity().getEvent(&event); if ((int(event.relative_humidity)) > (int(humidityctrl))){ fogstate = false; } else { //delay(100); // delay(delayMS); fogstate = true; //if (prevfogstate != fogstate){ //delay(100); //} } } void fogcontrol() { if (fogstate == 1){ digitalWrite(4, true); delay (100); prevfogstate = bool(fogstate); digitalWrite(4, false); delay (5000); //prevfogstate = int(fogstate); } else if (fogstate == 0){ if (prevfogstate != fogstate){ //delay (100); //digitalWrite(4, true); delay (100); digitalWrite(4, false); prevfogstate = bool(fogstate); } else{ digitalWrite(4, false); } } } /////////////////////////////////////////////////////// void loop() { osc_message_pump(); ArduinoOTA.handle(); // FOG SWITCH //delay(SMOKETIME); //SMOKEFLAG = !(SMOKEFLAG); //digitalWrite(4, fog); digitalWrite(LEDpin, light); humiditycontrol(); fogcontrol(); /////////////////////// atomizer toggle Serial.println(int(humidityctrl)); Serial.print(F("fog state: ")); if (fogstate == 1){ Serial.println (F("active")); } else{ Serial.println (F("off")); } ////////////////// // SENSOR AND DISPLAY display.clear(); // Delay between measurements. delay(delayMS); // Get temperature event and print its value. sensors_event_t event; dht.temperature().getEvent(&event); if (isnan(event.temperature)) { Serial.println(F("Error reading temperature!")); } else { display.setFont(Monospaced_bold_16); display.drawString(0, 10, "Temp:"); display.drawString(50, 10, String(int(event.temperature)) + " c" ); Serial.print(F("Temperature: ")); Serial.print(event.temperature); Serial.println(F("°C")); } // Get humidity event and print its value. dht.humidity().getEvent(&event); if (isnan(event.relative_humidity)) { Serial.println(F("Error reading humidity!")); } else { display.setFont(Monospaced_bold_16); display.drawString(0, 50, "Hum:"); display.drawString(50, 50, String(int(event.relative_humidity)) + " %"); Serial.print(F("Humidity: ")); Serial.print(event.relative_humidity); Serial.println(F("%")); Serial.println (int(event.relative_humidity)); Serial.println(fog); } display.display(); // printBuffer(); } //////////////////////////////////////////// void printBuffer(void) { // Initialize the log buffer // allocate memory to store 8 lines of text and 30 chars per line. display.setLogBuffer(5, 30); // Some test data const char* test[] = { "Hello", "World" , "----", "Show off", "how", "the log buffer", "is", "working.", "Even", "scrolling is", "working" }; for (uint8_t i = 0; i < 11; i++) { display.clear(); // Print to the screen display.println(test[i]); // Draw it to the internal screen buffer display.drawLogBuffer(0, 0); // Display it on the screen display.display(); delay(500); } }