+ add samples to DHTstable

libraries/DHTstable/examples/dht11_test/dht11_test.ino

@@ -0,0 +1,56 @@
+//
+//    FILE: dht11_test.ino
+//  AUTHOR: Rob Tillaart
+// VERSION: 0.1.01
+// PURPOSE: DHT library test sketch for DHT11 && Arduino
+//     URL:
+//
+// Released to the public domain
+//
+
+#include <dht.h>
+
+dht DHT;
+
+#define DHT11_PIN 5
+
+void setup()
+{
+  Serial.begin(115200);
+  Serial.println("DHT TEST PROGRAM ");
+  Serial.print("LIBRARY VERSION: ");
+  Serial.println(DHT_LIB_VERSION);
+  Serial.println();
+  Serial.println("Type,\tstatus,\tHumidity (%),\tTemperature (C)");
+}
+
+void loop()
+{
+  // READ DATA
+  Serial.print("DHT11, \t");
+  int chk = DHT.read11(DHT11_PIN);
+  switch (chk)
+  {
+    case DHTLIB_OK:  
+		Serial.print("OK,\t"); 
+		break;
+    case DHTLIB_ERROR_CHECKSUM: 
+		Serial.print("Checksum error,\t"); 
+		break;
+    case DHTLIB_ERROR_TIMEOUT: 
+		Serial.print("Time out error,\t"); 
+		break;
+    default: 
+		Serial.print("Unknown error,\t"); 
+		break;
+  }
+  // DISPLAY DATA
+  Serial.print(DHT.humidity, 1);
+  Serial.print(",\t");
+  Serial.println(DHT.temperature, 1);
+
+  delay(2000);
+}
+//
+// END OF FILE
+//

libraries/DHTstable/examples/dht22_test/dht22_test.ino

@@ -0,0 +1,105 @@
+//
+//    FILE: dht22_test.ino
+//  AUTHOR: Rob Tillaart
+// VERSION: 0.1.03
+// PURPOSE: DHT library test sketch for DHT22 && Arduino
+//     URL:
+// HISTORY:
+// 0.1.03 extended stats for all errors
+// 0.1.02 added counters for error-regression testing.
+// 0.1.01
+// 0.1.00 initial version
+//
+// Released to the public domain
+//
+
+#include <dht.h>
+
+dht DHT;
+
+#define DHT22_PIN 5
+
+struct
+{
+    uint32_t total;
+    uint32_t ok;
+    uint32_t crc_error;
+    uint32_t time_out;
+    uint32_t connect;
+    uint32_t ack_l;
+    uint32_t ack_h;
+    uint32_t unknown;
+} stat = { 0,0,0,0,0,0,0,0};
+
+void setup()
+{
+    Serial.begin(115200);
+    Serial.println("dht22_test.ino");
+    Serial.print("LIBRARY VERSION: ");
+    Serial.println(DHT_LIB_VERSION);
+    Serial.println();
+    Serial.println("Type,\tstatus,\tHumidity (%),\tTemperature (C)\tTime (us)");
+}
+
+void loop()
+{
+    // READ DATA
+    Serial.print("DHT22, \t");
+
+    uint32_t start = micros();
+    int chk = DHT.read22(DHT22_PIN);
+    uint32_t stop = micros();
+
+    stat.total++;
+    switch (chk)
+    {
+    case DHTLIB_OK:
+        stat.ok++;
+        Serial.print("OK,\t");
+        break;
+    case DHTLIB_ERROR_CHECKSUM:
+        stat.crc_error++;
+        Serial.print("Checksum error,\t");
+        break;
+    case DHTLIB_ERROR_TIMEOUT:
+        stat.time_out++;
+        Serial.print("Time out error,\t");
+        break;
+    default:
+        stat.unknown++;
+        Serial.print("Unknown error,\t");
+        break;
+    }
+    // DISPLAY DATA
+    Serial.print(DHT.humidity, 1);
+    Serial.print(",\t");
+    Serial.print(DHT.temperature, 1);
+    Serial.print(",\t");
+    Serial.print(stop - start);
+    Serial.println();
+
+    if (stat.total % 20 == 0)
+    {
+        Serial.println("\nTOT\tOK\tCRC\tTO\tUNK");
+        Serial.print(stat.total);
+        Serial.print("\t");
+        Serial.print(stat.ok);
+        Serial.print("\t");
+        Serial.print(stat.crc_error);
+        Serial.print("\t");
+        Serial.print(stat.time_out);
+        Serial.print("\t");
+        Serial.print(stat.connect);
+        Serial.print("\t");
+        Serial.print(stat.ack_l);
+        Serial.print("\t");
+        Serial.print(stat.ack_h);
+        Serial.print("\t");
+        Serial.print(stat.unknown);
+        Serial.println("\n");
+    }
+    delay(2000);
+}
+//
+// END OF FILE
+//

libraries/DHTstable/examples/readme.txt

@@ -0,0 +1,2 @@
+2015-08-20 these examples are retrofitted from version 0.1.20 which supports more errors.
+