serial_php_002

<html>
    <body>

	<form method="post" action="002.php">
	     <input type="submit" value="cd dp1" name="submit1">
	</form>

	<?php

	ini_set( 'display_errors', 'On' );
	error_reporting( E_ALL );

	include("serial.conf.php");

	function display()
	{
		global $serial;
		$str = $_POST['submit1'];
		//$str = "\r";
		print $str;
		$serial->deviceOpen();
		//$serial->sendMessage($str);
		//$serial->sendMessage("\r");
		usleep(200000);
		$read = $serial->readPort();
		print $read;
		$serial->deviceClose();
	}

	if(isset($_POST['submit1']))
	{
	   display();
	}
	?>

    </body>
</html>