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Merge pull request #38 from RobTillaart/master
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example to generate address array from connected devices
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milesburton committed Jul 17, 2015
2 parents 72ef575 + a1fa379 commit a9ea435
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67 changes: 67 additions & 0 deletions examples/oneWireSearch/oneWireSearch.ino
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//
// 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;
}

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