Init Shared Repo

src/RoomThermostat.cpp

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+/* JTR 2020-09-14: Created, Thermostat with User Interface
+ 
+ */ 
+
+#include <Arduino.h>
+#include <SPI.h>
+#include <Wire.h>
+#include <Adafruit_GFX.h>
+#include <Adafruit_SSD1306.h>
+#include <DHT_U.h>
+
+#define SCREEN_WIDTH 128 // OLED display width, in pixels
+#define SCREEN_HEIGHT 64 // OLED display height, in pixels
+
+// Declaration for SSD1306 display connected using software SPI (default case):
+#define OLED_CLK   14 // OLED: D0
+#define OLED_MOSI  13 // OLED: D1
+#define OLED_RST   22 // OLED: RES
+#define OLED_DC    17 // (ESP32-"TX2") OLED: DC
+#define OLED_CS    23 // OLED: CS
+
+#define DHTPIN    26 
+#define DHTTYPE DHT11   // DHT 11
+
+#define POTI_IN   27
+
+Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT,OLED_MOSI, OLED_CLK, OLED_DC, OLED_RST, OLED_CS);
+DHT dht(DHTPIN, DHTTYPE); 
+
+void setup() {
+
+  Serial.begin(115200);
+  delay(1250);
+  
+  Serial.println("GO!.");
+
+  dht.begin();
+
+  if(!display.begin(SSD1306_SWITCHCAPVCC)) {
+    Serial.println(F("SSD1306 allocation failed"));
+    for(;;); // Don't proceed, loop forever
+  }
+
+  // Show initial display buffer contents on the screen --
+  // the library initializes this with an Adafruit splash screen.
+  display.clearDisplay();
+  display.display();
+
+  display.setTextSize(1);             // Normal 1:1 pixel scale
+  display.setTextColor(SSD1306_WHITE);        // Draw white text
+  display.setCursor(0,0);             // Start at top-left corner
+  display.println(F("Starting..."));
+  display.display();
+  delay(1000);
+}
+
+void loop() {
+    float h = dht.readHumidity();
+  // Read temperature as Celsius (the default)
+  float t = dht.readTemperature();
+  // Read temperature as Fahrenheit (isFahrenheit = true)
+  float f = dht.readTemperature(true);
+
+   if (isnan(h) || isnan(t) || isnan(f)) {
+    Serial.println(F("Failed to read from DHT sensor!"));
+    return;
+  }
+
+  Serial.print(F("Humidity: "));
+  Serial.print(h);
+  Serial.print(F("%  Temperature: "));
+  Serial.print(t);
+  Serial.print(F("°C "));
+  Serial.print(f);
+  Serial.println(F("°F"));
+
+  int potiLvl=analogRead(POTI_IN); // -> 0-4095
+  Serial.print("Poti: ");
+  Serial.println(potiLvl);
+
+  display.clearDisplay();
+
+  display.setTextSize(2);             // Normal 1:1 pixel scale
+  display.setTextColor(SSD1306_WHITE);        // Draw white text
+  display.setCursor(0,0);             // Start at top-left corner
+  display.println(String(potiLvl));
+  display.display();
+
+ delay(500);
+}