Add DHT11 sensor and test

Sensors/platformio.ini

@@ -12,3 +12,7 @@
 platform = atmelavr
 board = uno
 framework = arduino
+lib_deps =
+  # RECOMMENDED
+  # Accept new functionality in a backwards compatible manner and patches
+  adafruit/DHT sensor library @ ^1.4.6

Sensors/src/main.cpp

@@ -2,10 +2,47 @@
 
 #include <Arduino.h>
 
+#include <Adafruit_Sensor.h>
+#include <DHT.h>
+// #include <DHT_U.h>
+
+#define DHTTYPE    DHT11
+#define DHTPIN     2
+
+DHT dht(DHTPIN, DHTTYPE);
+
+float humidity;
+float tempC;
+float tempF;
+
+int setTime = 500;
+
+
 void setup() {
   // put your setup code here, to run once:
+  Serial.begin(9600);
+  Serial.println("DHT11 test!");
+
+  dht.begin();
+  delay(setTime);
+
+
 }
 
 void loop() {
   // put your main code here, to run repeatedly:
+  humidity = dht.readHumidity();
+  tempC = dht.readTemperature();
+  tempF = dht.readTemperature(true);
+
+  Serial.print("Humidity: ");
+  Serial.print(humidity);
+  Serial.print(" Temperature: ");
+  Serial.print(tempC);
+  Serial.print(" *C ");
+  Serial.print(tempF);
+  Serial.println(" *F");
+
+  delay(setTime * 2);
+
 }

blink/src/main.cpp

@@ -10,6 +10,8 @@ void setup()
 {
   // initialize LED digital pin as an output.
   pinMode(LED_BUILTIN, OUTPUT);
+  Serial.begin(9600);
+  Serial.println("Hello World");
 }
 
 void loop()
@@ -17,9 +19,9 @@ void loop()
   // turn the LED on (HIGH is the voltage level)
   digitalWrite(LED_BUILTIN, HIGH);
   // wait for a second
-  delay(1000);
+  delay(100);
   // turn the LED off by making the voltage LOW
   digitalWrite(LED_BUILTIN, LOW);
    // wait for a second
-  delay(1000);
+  delay(100);
 }