====== DS2450 ======
===== Level 2 Überschrift =====

  * http://old.ethersex.de/index.php/DS2450
  * http://hauptstrasse72.ath.cx/images/1wire/eigen_ds2450_v4.jpg
  * http://code.google.com/p/picgps/source/browse/trunk/SGPS/Firmware/PIC18F67j50/App/MPX6115.c?r=10
  * http://www.ip-symcon.de/forum/f19/feuchtigkeit-sensor-5313/
  * http://patrikhermansson.se/files/ds2450-mpxa4115.png
  * http://www.mikrocontroller.net/attachment/93009/ds2450.JPG
  * http://www.mikrocontroller.net/topic/198323

  1w ds2450 power 1 (drei adrig)
  1w ds2450 res c 08 (00 / 10 = 16bit, 08 8bit)
  1w ds2450 oe c 0 (als eingang stetzen)
  1w ds2450 range c 1 (Range 0-5,10V)
  1w ds2450 convert
  $Srh = ($Vad - 0.958062) * 34.558;  //Werte nach Kalibrierung

  * http://www.ip-symcon.de/forum/f30/1-wire-multifunktionssensor-fuer-temperatur-feuchte-9531/#post84034

===== Level 2 Überschrift =====

  * https://github.com/ethersex/ethersex/blob/master/hardware/onewire/ds2450.h
  * http://www.tutorials.at/c/03-dateneingabe-ausgabe.html

\\
**"ecmd?1w list"** ergibt den rom code **20686414000000b5** für den ds2450\\
\\
<code>
C6_HEADER(`/* This will be in control6.h */')
#include "hardware/onewire/ds2450.h"
uint16_t counter1 = 0;
uint16_t var1 = 0;
CONTROL_START
CLOCK_USED()

THREAD(start)
	var1 = 1;
	WAIT(5)
	var1 = 0;
	WAIT(5)
THREAD_END(start)

TCP_HANDLER_PERSIST(message_handler);
if (var1 == 1){
	ow_rom_code_t rom_code;
	uint16_t result;
	rom_code.bytewise[0] = 0x20;
	rom_code.bytewise[1] = 0x68;
	rom_code.bytewise[2] = 0x64;
	rom_code.bytewise[3] = 0x14;
	rom_code.bytewise[4] = 0x00;
	rom_code.bytewise[5] = 0x00;
	rom_code.bytewise[6] = 0x00;
	rom_code.bytewise[7] = 0xb5;
    ow_ds2450_convert(&rom_code, 0x0f, 0x00);
    ow_ds2450_get(&rom_code, 2, 2, &result);
	TCP_SEND("%u", result);
	WAIT(15)
	}
TCP_HANDLER_END();

ON STARTUP DO
	THREAD_START(start)
	TCP_CONNECT(192.168.123.106, 4445, message_handler);
END

CONTROL_END
</code>

 Notiz für mich:  ;)

<code>
C6_HEADER(`/* This will be in control6.h */')
#include "hardware/onewire/ds2450.h"

uint16_t counter1 = 0;
uint16_t var1 = 0;
uint16_t var2 = 0;
uint16_t result;

CONTROL_START
CLOCK_USED()

THREAD(send)
	ow_rom_code_t rom_code;
	rom_code.bytewise[0] = 0x20;
	rom_code.bytewise[1] = 0x68;
	rom_code.bytewise[2] = 0x64;
	rom_code.bytewise[3] = 0x14;
	rom_code.bytewise[4] = 0x00;
	rom_code.bytewise[5] = 0x00;
	rom_code.bytewise[6] = 0x00;
	rom_code.bytewise[7] = 0xb5;
    ow_ds2450_convert(&rom_code, 0x0f, 0x00);
    ow_ds2450_get(&rom_code, 2, 2, &result);
    if (result < 1000) {
	var2 = 1;
	WAIT(10)
	var2 = 0;
	}else{
	var2 = 0;
	}
    WAIT(1)
THREAD_END(send)

TCP_HANDLER_PERSIST(message_handler);
if (var2 == 1){
	TCP_SEND("ALARM");
	WAIT(1)
	}
TCP_HANDLER_END();

ON STARTUP DO
	THREAD_START(send)
	TCP_CONNECT(192.168.123.106, 4445, message_handler);
END

CONTROL_END
</code>