From bce1922a60e089967cb4d679bcfb10a7a6a49ad9 Mon Sep 17 00:00:00 2001
From: niesteszeck <nsanz.cl@gmail.com>
Date: Mon, 24 Mar 2014 09:34:43 -0300
Subject: [PATCH] added example to use 2 sensors

---
 .../idDHT11_Lib_2sensors_example.ino          | 153 ++++++++++++++++++
 1 file changed, 153 insertions(+)
 create mode 100644 examples/idDHT11_Lib_2sensors_example/idDHT11_Lib_2sensors_example.ino

diff --git a/examples/idDHT11_Lib_2sensors_example/idDHT11_Lib_2sensors_example.ino b/examples/idDHT11_Lib_2sensors_example/idDHT11_Lib_2sensors_example.ino
new file mode 100644
index 0000000..4a5e918
--- /dev/null
+++ b/examples/idDHT11_Lib_2sensors_example/idDHT11_Lib_2sensors_example.ino
@@ -0,0 +1,153 @@
+/*
+  Board	          int.0	  int.1	  int.2	  int.3	  int.4	  int.5
+ Uno, Ethernet	  2	  3
+ Mega2560	  2	  3	  21	  20	  19	  18
+ Leonardo	  3	  2	  0	  1
+ Due	          (any pin, more info http://arduino.cc/en/Reference/AttachInterrupt)
+
+ This example use 2 sensors at the same time
+ */
+
+#include <idDHT11.h>
+
+int idDHT11pinA = 2; //Digital pin for comunications
+int idDHT11intNumberA = 0; //interrupt number (must be the one that use the previus defined pin (see table above)
+int idDHT11pinB = 3; //Digital pin for comunications
+int idDHT11intNumberB = 1; //interrupt number (must be the one that use the previus defined pin (see table above)
+
+//declaration
+void dht11_wrapperA(); // must be declared before the lib initialization
+//declaration
+void dht11_wrapperB(); // must be declared before the lib initialization
+
+// Lib instantiate
+idDHT11 DHT11A(idDHT11pinA, idDHT11intNumberA, dht11_wrapperA);
+idDHT11 DHT11B(idDHT11pinB, idDHT11intNumberB, dht11_wrapperB);
+
+
+
+
+void setup()
+{
+  Serial.begin(115200);
+  Serial.println("idDHT11 Example program for two sensors");
+  Serial.print("LIB version: ");
+  Serial.println(IDDHT11LIB_VERSION);
+  Serial.println("---------------");
+}
+// This wrapper is in charge of calling
+// mus be defined like this for the lib work
+void dht11_wrapperA() {
+  DHT11A.isrCallback();
+}
+// This wrapper is in charge of calling
+// mus be defined like this for the lib work
+void dht11_wrapperB() {
+  DHT11B.isrCallback();
+}
+
+void loop()
+{
+  Serial.print("\nRetrieving information from sensor A: ");
+  Serial.print("Read sensor: ");
+  
+  DHT11A.acquire();
+  // instruct the second sensor to acquire, it takes some time, and as the lib
+  // is interrrupt driven, we gain some time
+  DHT11B.acquire(); 
+  while (DHT11A.acquiring()) // check if first sensor has ended acquiring
+    ;
+  int result = DHT11A.getStatus();
+  switch (result)
+  {
+  case IDDHTLIB_OK: 
+    Serial.println("OK"); 
+    break;
+  case IDDHTLIB_ERROR_CHECKSUM: 
+    Serial.println("Error\n\r\tChecksum error"); 
+    break;
+  case IDDHTLIB_ERROR_TIMEOUT: 
+    Serial.println("Error\n\r\tTime out error"); 
+    break;
+  case IDDHTLIB_ERROR_ACQUIRING: 
+    Serial.println("Error\n\r\tAcquiring"); 
+    break;
+  case IDDHTLIB_ERROR_DELTA: 
+    Serial.println("Error\n\r\tDelta time to small"); 
+    break;
+  case IDDHTLIB_ERROR_NOTSTARTED: 
+    Serial.println("Error\n\r\tNot started"); 
+    break;
+  default: 
+    Serial.println("Unknown error"); 
+    break;
+  }
+  Serial.print("Humidity (%): ");
+  Serial.println(DHT11A.getHumidity(), 2);
+
+  Serial.print("Temperature (oC): ");
+  Serial.println(DHT11A.getCelsius(), 2);
+
+  Serial.print("Temperature (oF): ");
+  Serial.println(DHT11A.getFahrenheit(), 2);
+
+  Serial.print("Temperature (K): ");
+  Serial.println(DHT11A.getKelvin(), 2);
+
+  Serial.print("Dew Point (oC): ");
+  Serial.println(DHT11A.getDewPoint());
+
+  Serial.print("Dew Point Slow (oC): ");
+  Serial.println(DHT11A.getDewPointSlow());
+
+  Serial.print("\nRetrieving information from sensor B: ");
+  Serial.print("Read sensor: ");
+  
+  while (DHT11B.acquiring()) // check if second sensor has ended acquiring
+    ;
+  result = DHT11B.getStatus();
+  switch (result)
+  {
+  case IDDHTLIB_OK: 
+    Serial.println("OK"); 
+    break;
+  case IDDHTLIB_ERROR_CHECKSUM: 
+    Serial.println("Error\n\r\tChecksum error"); 
+    break;
+  case IDDHTLIB_ERROR_TIMEOUT: 
+    Serial.println("Error\n\r\tTime out error"); 
+    break;
+  case IDDHTLIB_ERROR_ACQUIRING: 
+    Serial.println("Error\n\r\tAcquiring"); 
+    break;
+  case IDDHTLIB_ERROR_DELTA: 
+    Serial.println("Error\n\r\tDelta time to small"); 
+    break;
+  case IDDHTLIB_ERROR_NOTSTARTED: 
+    Serial.println("Error\n\r\tNot started"); 
+    break;
+  default: 
+    Serial.println("Unknown error"); 
+    break;
+  }
+  Serial.print("Humidity (%): ");
+  Serial.println(DHT11B.getHumidity(), 2);
+
+  Serial.print("Temperature (oC): ");
+  Serial.println(DHT11B.getCelsius(), 2);
+
+  Serial.print("Temperature (oF): ");
+  Serial.println(DHT11B.getFahrenheit(), 2);
+
+  Serial.print("Temperature (K): ");
+  Serial.println(DHT11B.getKelvin(), 2);
+
+  Serial.print("Dew Point (oC): ");
+  Serial.println(DHT11B.getDewPoint());
+
+  Serial.print("Dew Point Slow (oC): ");
+  Serial.println(DHT11B.getDewPointSlow());
+
+  delay(2000);
+}
+