Merge pull request #38 from RobTillaart/master

example to generate address array from connected devices

examples/oneWireSearch/oneWireSearch.ino

@@ -0,0 +1,67 @@
+//
+//    FILE: oneWireSearch.ino
+//  AUTHOR: Rob Tillaart
+// VERSION: 0.1.02
+// PURPOSE: scan for 1-Wire devices + code snippet generator
+//    DATE: 2015-june-30
+//     URL: http://forum.arduino.cc/index.php?topic=333923
+//
+// inspired by http://www.hacktronics.com/Tutorials/arduino-1-wire-address-finder.html
+//
+// Released to the public domain
+//
+// 0.1.00 initial version
+// 0.1.01 first published version
+// 0.1.02 small output changes
+
+#include <OneWire.h>
+
+void setup()
+{
+  Serial.begin(115200);
+  Serial.println("//\n// Start oneWireSearch.ino \n//");
+
+  for (uint8_t pin = 2; pin < 13; pin++)
+  {
+    findDevices(pin);
+  }
+  Serial.println("\n//\n// End oneWireSearch.ino \n//");
+}
+
+void loop()
+{
+}
+
+uint8_t findDevices(int pin)
+{
+  OneWire ow(pin);
+
+  uint8_t address[8];
+  uint8_t count = 0;
+
+
+  if (ow.search(address))
+  {
+    Serial.print("\nuint8_t pin");
+    Serial.print(pin, DEC);
+    Serial.println("[][8] = {");
+    {
+      count++;
+      Serial.println("  {");
+      for (uint8_t i = 0; i < 8; i++)
+      {
+        Serial.print("0x");
+        if (address[i] < 0x10) Serial.print("0");
+        Serial.print(address[i], HEX);
+        if (i < 7) Serial.print(", ");
+      }
+      Serial.println("  },");
+    } while (ow.search(address));
+
+    Serial.println("};");
+    Serial.print("// nr devices found: ");
+    Serial.println(count);
+  }
+
+  return count;
+}