John Long
12 years ago
parent
fbb70f23e5
commit
da9731662c
@ -1,219 +1,249 @@ |
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<? |
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<?php |
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/** |
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* Phpmodbus Copyright (c) 2004, 2009 Jan Krakora, WAGO Kontakttechnik GmbH & Co. KG (http://www.wago.com) |
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* |
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* Phpmodbus Copyright (c) 2004, 2010 Jan Krakora, WAGO Kontakttechnik GmbH & Co. KG (http://www.wago.com) |
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* |
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* This source file is subject to the "PhpModbus license" that is bundled |
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* with this package in the file license.txt. |
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* |
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* with this package in the file license.txt. |
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* |
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* @author Jan Krakora |
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* @copyright Copyright (c) 2004, 2009 Jan Krakora, WAGO Kontakttechnik GmbH & Co. KG (http://www.wago.com) |
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* @license PhpModbus license |
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* @copyright Copyright (c) 2004, 2010 Jan Krakora, WAGO Kontakttechnik GmbH & Co. KG (http://www.wago.com) |
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* @license PhpModbus license |
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* @category Phpmodbus |
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* @package Phpmodbus |
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* @version $id$ |
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* |
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* |
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*/ |
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|
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/** |
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* PhpType |
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* |
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* |
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* The class includes set of methods that convert the received Modbus data |
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* (array of bytes) to the PHP data type, i.e. signed int, unsigned int and float. |
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* |
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* @author Jan Krakora |
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* @copyright Copyright (c) 2004, 2009 Jan Krakora, WAGO Kontakttechnik GmbH & Co. KG (http://www.wago.com) |
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* @package Phpmodbus |
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* |
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* @copyright Copyright (c) 2004, 2010 Jan Krakora, WAGO Kontakttechnik GmbH & Co. KG (http://www.wago.com) |
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* @package Phpmodbus |
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* |
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*/ |
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class PhpType { |
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|
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/** |
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* bytes2float |
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* |
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* The function converts array of 4 bytes to float. The return value |
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* depends on order of the input bytes (endianning). |
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* |
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* @param array $values |
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* @param bool $endianness |
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* @return float |
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*/ |
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public static function bytes2float($values, $endianness = 0){ |
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$data = array(); |
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$real = 0; |
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|
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// Set the array to correct form |
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$data = self::checkData($values); |
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// Combine bytes |
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$real = self::combineBytes($data, $endianness); |
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// Convert the real value to float |
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return (float) self::real2float($real); |
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} |
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|
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/** |
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* bytes2signedInt |
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* |
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* The function converts array of 2 or 4 bytes to signed integer. |
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* The return value depends on order of the input bytes (endianning). |
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* |
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* @param array $values |
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* @param bool $endianness |
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* @return int |
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*/ |
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public static function bytes2signedInt($values, $endianness = 0){ |
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$data = array(); |
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$int = 0; |
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// Set the array to correct form |
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$data = self::checkData($values); |
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// Combine bytes |
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$int = self::combineBytes($data, $endianness); |
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// In the case of signed 2 byte value convert it to 4 byte one |
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if ((count($values) == 2) && ((0x8000 & $int) > 0)){ |
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$int = 0xFFFF8000 | $int; |
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|
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/** |
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* bytes2float |
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* |
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* The function converts array of 4 bytes to float. The return value |
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* depends on order of the input bytes (endianning). |
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* |
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* @param array $values |
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* @param bool $endianness |
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* @return float |
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*/ |
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public static function bytes2float($values, $endianness = 0) { |
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$data = array(); |
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$real = 0; |
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|
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// Set the array to correct form |
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$data = self::checkData($values); |
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// Combine bytes |
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$real = self::combineBytes($data, $endianness); |
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// Convert the real value to float |
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return (float) self::real2float($real); |
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} |
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|
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/** |
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* bytes2signedInt |
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* |
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* The function converts array of 2 or 4 bytes to signed integer. |
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* The return value depends on order of the input bytes (endianning). |
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* |
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* @param array $values |
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* @param bool $endianness |
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* @return int |
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*/ |
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public static function bytes2signedInt($values, $endianness = 0) { |
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$data = array(); |
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$int = 0; |
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// Set the array to correct form |
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$data = self::checkData($values); |
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// Combine bytes |
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$int = self::combineBytes($data, $endianness); |
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// In the case of signed 2 byte value convert it to 4 byte one |
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if ((count($values) == 2) && ((0x8000 & $int) > 0)) { |
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$int = 0xFFFF8000 | $int; |
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} |
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// Convert the value |
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return (int) self::dword2signedInt($int); |
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} |
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|
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/** |
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* bytes2unsignedInt |
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* |
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* The function converts array of 2 or 4 bytes to unsigned integer. |
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* The return value depends on order of the input bytes (endianning). |
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* |
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* @param array $values |
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* @param bool $endianness |
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* @return int|float |
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*/ |
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public static function bytes2unsignedInt($values, $endianness = 0) { |
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$data = array(); |
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$int = 0; |
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// Set the array to correct form |
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$data = self::checkData($values); |
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// Combine bytes |
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$int = self::combineBytes($data, $endianness); |
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// Convert the value |
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return self::dword2unsignedInt($int); |
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} |
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// Convert the value |
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return (int) self::dword2signedInt($int); |
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} |
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|
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/** |
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* bytes2unsignedInt |
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* |
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* The function converts array of 2 or 4 bytes to unsigned integer. |
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* The return value depends on order of the input bytes (endianning). |
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* |
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* @param array $values |
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* @param bool $endianness |
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* @return int|float |
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*/ |
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public static function bytes2unsignedInt($values, $endianness = 0){ |
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$data = array(); |
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$int = 0; |
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// Set the array to correct form |
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$data = self::checkData($values); |
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// Combine bytes |
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$int = self::combineBytes($data, $endianness); |
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// Convert the value |
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return self::dword2unsignedInt($int); |
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} |
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|
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/** |
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* real2float |
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* |
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* This function converts a value in IEC-1131 REAL single precision form to float. |
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* |
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* For more see [{@link http://en.wikipedia.org/wiki/Single_precision Single precision on Wiki}] or |
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* [{@link http://de.php.net/manual/en/function.base-convert.php PHP base_convert function commentary}, Todd Stokes @ Georgia Tech 21-Nov-2007] |
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* |
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* @param value value in IEC REAL data type to be converted |
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* @return float float value |
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*/ |
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private static function real2float($value){ |
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$two_pow_minus_x = array( |
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1, 0.5, 0.25, 0.125, 0.0625, 0.03125, 0.015625, |
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0.0078125, 0.00390625, 0.001953125, 0.0009765625, |
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0.00048828125, 0.000244140625, 0.0001220703125, |
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0.00006103515625, 0.000030517578125, 0.0000152587890625, |
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0.00000762939453125, 0.000003814697265625, 0.0000019073486328125, |
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0.00000095367431640625, 0.000000476837158203125, |
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0.0000002384185791015625, 0.00000011920928955078125); |
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// get sign, mantisa, exponent |
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$real_mantisa = $value & 0x7FFFFF | 0x800000; |
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$real_exponent = ($value>>23) & 0xFF; |
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$real_sign = ($value>>31) & 0x01; |
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$bin_exponent = $real_exponent - 127; |
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// decode value |
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if (( $bin_exponent >= -126) && ($bin_exponent <= 127)) { |
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// Mantissa decoding |
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for ($i=0; $i<24; $i++) { |
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if ($real_mantisa & 0x01) |
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$val += $two_pow_minus_x[23-$i]; |
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$real_mantisa = $real_mantisa >> 1; |
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} |
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// Base |
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$val = $val * pow(2,$bin_exponent); |
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if (($real_sign == 1)) $val = -$val; |
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} |
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return (float)$val; |
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} |
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|
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/** |
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* dword2signedInt |
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* |
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* Switch double word to signed integer |
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* |
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* @param int $value |
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* @return int |
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*/ |
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private static function dword2signedInt($value){ |
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if ((0x80000000 & $value) != 0) { |
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return -(0x7FFFFFFF & ~$value)-1; |
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} else { |
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return (0x7FFFFFFF & $value); |
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|
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/** |
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* bytes2string |
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* |
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* The function converts an values array to the string. The function detects |
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* the end of the string by 0x00 character as defined by string standards. |
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* |
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* @param array $values |
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* @param bool $endianness |
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* @return string |
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*/ |
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public static function bytes2string($values, $endianness = 0) { |
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// Prepare string variable |
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$str = ""; |
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// Parse the received data word array |
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for($i=0;$i<count($values);$i+=2) { |
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if ($endianness) { |
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if($values[$i] != 0) |
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$str .= chr($values[$i]); |
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else |
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break; |
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if($values[$i+1] != 0) |
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$str .= chr($values[$i+1]); |
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else |
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break; |
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} |
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else { |
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if($values[$i+1] != 0) |
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$str .= chr($values[$i+1]); |
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else |
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break; |
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if($values[$i] != 0) |
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$str .= chr($values[$i]); |
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else |
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break; |
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} |
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} |
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// return string |
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return $str; |
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} |
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} |
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|
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/** |
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* real2float |
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* |
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* This function converts a value in IEC-1131 REAL single precision form to float. |
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* |
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* For more see [{@link http://en.wikipedia.org/wiki/Single_precision Single precision on Wiki}] or |
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* [{@link http://de.php.net/manual/en/function.base-convert.php PHP base_convert function commentary}, Todd Stokes @ Georgia Tech 21-Nov-2007] or |
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* [{@link http://www.php.net/manual/en/function.pack.php PHP pack/unpack functionality}] |
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* |
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* @param value value in IEC REAL data type to be converted |
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* @return float float value |
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*/ |
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private static function real2float($value) { |
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// get unsigned long |
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$ulong = pack("L", $value); |
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// set float |
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$float = unpack("f", $ulong); |
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return $float[1]; |
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} |
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|
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/** |
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* dword2signedInt |
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* |
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* Switch double word to unsigned integer |
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* |
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* @param int $value |
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* @return int|float |
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*/ |
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private static function dword2unsignedInt($value){ |
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if ((0x80000000 & $value) != 0) { |
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return ((float) (0x7FFFFFFF & $value)) + 2147483648; |
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} else { |
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return (int) (0x7FFFFFFF & $value); |
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* dword2signedInt |
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* |
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* Switch double word to signed integer |
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* |
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* @param int $value |
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* @return int |
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*/ |
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private static function dword2signedInt($value) { |
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if ((0x80000000 & $value) != 0) { |
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return -(0x7FFFFFFF & ~$value)-1; |
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} else { |
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return (0x7FFFFFFF & $value); |
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} |
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} |
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} |
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|
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/** |
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* checkData |
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* |
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* Check if the data variable is array, and check if the values are numeric |
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* |
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* @param int $data |
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* @return int |
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*/ |
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private static function checkData($data){ |
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// Check the data |
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if (!is_array($data)) { |
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throw new Exception('The input data should be an array of bytes.'); |
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/** |
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* dword2signedInt |
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* |
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* Switch double word to unsigned integer |
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* |
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* @param int $value |
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* @return int|float |
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*/ |
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private static function dword2unsignedInt($value) { |
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if ((0x80000000 & $value) != 0) { |
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return ((float) (0x7FFFFFFF & $value)) + 2147483648; |
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} else { |
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return (int) (0x7FFFFFFF & $value); |
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} |
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} |
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// Check the values to be number - must be |
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if (!is_numeric($data[0]) || !is_numeric($data[1])) { |
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throw new Exception('Data are not numeric.'); |
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|
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/** |
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* checkData |
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* |
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* Check if the data variable is array, and check if the values are numeric |
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* |
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* @param int $data |
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* @return int |
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*/ |
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private static function checkData($data) { |
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// Check the data |
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if (!is_array($data) || |
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count($data)<2 || |
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count($data)>4 || |
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count($data)==3) { |
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throw new Exception('The input data should be an array of 2 or 4 bytes.'); |
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} |
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// Fill the rest of array by zeroes |
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if (count($data) == 2) { |
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$data[2] = 0; |
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$data[3] = 0; |
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} |
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// Check the values to be number |
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if (!is_numeric($data[0]) || |
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!is_numeric($data[1]) || |
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!is_numeric($data[2]) || |
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!is_numeric($data[3])) { |
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throw new Exception('Data are not numeric or the array keys are not indexed by 0,1,2 and 3'); |
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} |
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|
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return $data; |
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} |
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if (!is_numeric($data[2])) $data[2] = 0; |
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if (!is_numeric($data[3])) $data[3] = 0; |
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return $data; |
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} |
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|
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/** |
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* combineBytes |
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* |
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* Combine bytes together |
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* |
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* @param int $data |
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* @param bool $endianness |
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* @return int |
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*/ |
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private static function combineBytes($data, $endianness){ |
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$value = 0; |
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// Combine bytes |
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if ($endianness == 0) |
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$value = (($data[3] & 0xFF)<<16) | |
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(($data[2] & 0xFF)<<24) | |
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(($data[1] & 0xFF)) | |
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(($data[0] & 0xFF)<<8); |
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else |
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$value = (($data[3] & 0xFF)<<24) | |
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(($data[2] & 0xFF)<<16) | |
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(($data[1] & 0xFF)<<8) | |
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(($data[0] & 0xFF)); |
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|
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return $value; |
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} |
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/** |
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* combineBytes |
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* |
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* Combine bytes together |
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* |
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* @param int $data |
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* @param bool $endianness |
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* @return int |
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*/ |
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private static function combineBytes($data, $endianness) { |
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$value = 0; |
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// Combine bytes |
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if ($endianness == 0) |
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$value = (($data[3] & 0xFF)<<16) | |
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(($data[2] & 0xFF)<<24) | |
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(($data[1] & 0xFF)) | |
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(($data[0] & 0xFF)<<8); |
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else |
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$value = (($data[3] & 0xFF)<<24) | |
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(($data[2] & 0xFF)<<16) | |
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(($data[1] & 0xFF)<<8) | |
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(($data[0] & 0xFF)); |
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|
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return $value; |
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} |
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} |
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?> |
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@ -1,73 +1,69 @@ |
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<?php |
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|
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require_once dirname(__FILE__) . './Phpmodbus/ModbusMasterUdp.php'; |
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require_once dirname(__FILE__) . '/../Phpmodbus/ModbusMasterUdp.php'; |
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|
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// Create Modbus object |
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$ip = "192.168.1.99"; |
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// $ip = "192.168.1.1"; |
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$ip = "192.192.15.51"; |
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$modbus = new ModbusMasterUdp($ip); |
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|
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// FC 3 |
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$moduleId = 0; |
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$reference = 12288; |
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$mw0address = 12288; |
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$quantity = 6; |
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$recData = $modbus->readMultipleRegisters($moduleId, $reference, $quantity); |
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|
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try { |
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// FC 3 |
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$moduleId = 0; |
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$reference = 12288; |
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$mw0address = 12288; |
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$quantity = 6; |
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$recData = $modbus->readMultipleRegisters($moduleId, $reference, $quantity); |
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print_r($recData); |
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} |
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catch (Exception $e) { |
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echo $modbus; |
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echo $e; |
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exit; |
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} |
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|
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?> |
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<html> |
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<head> |
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<meta http-equiv="content-type" content="text/html; charset=windows-1250"> |
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<meta name="generator" content="PSPad editor, www.pspad.com"> |
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<title>WAGO 750-841 M-memory dump</title> |
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</head> |
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<body> |
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<h1>Dump of M-memory from WAGO 750-84x series coupler.</h1> |
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<ul> |
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<li>PLC: 750-84x series</li> |
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<li>IP: <?=$ip?></li>
|
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<li>Modbus module ID: <?=$moduleId?></li>
|
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<li>Modbus memory reference: <?=$reference?></li>
|
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<li>Modbus memory quantity: <?=$quantity?></li>
|
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</ul> |
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|
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<h2>M-memory dump</h2> |
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|
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<?php |
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if(!$recData) { |
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// Print error information if any |
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echo "</br>Error:</br>" . $modbus->errstr . "</br>"; |
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} |
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else |
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{ |
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?> |
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|
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<table border="1px" width="400px"> |
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<tr> |
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<td>Modbus address</td> |
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<td>MWx</td> |
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<td>value</td> |
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</tr> |
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<?php |
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for($i=0;$i<count($recData);$i+=2){ |
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?> |
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<tr> |
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<td><?=$i+$reference?></td>
|
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<td>MW<?=($i + $reference - $mw0address)/2?></td>
|
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<td><?=($recData[$i] << 8)+ $recData[$i+1]?></td>
|
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</tr> |
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<?php |
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} |
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?> |
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</table> |
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|
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<?php |
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} |
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?> |
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|
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<h2>Modbus class status</h2> |
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<?php |
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echo $modbus->status; |
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?> |
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|
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</body> |
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<head> |
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<meta http-equiv="content-type" content="text/html; charset=windows-1250"> |
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<meta name="generator" content="PSPad editor, www.pspad.com"> |
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<title>WAGO 750-841 M-memory dump</title> |
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</head> |
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<body> |
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<h1>Dump of M-memory from WAGO 750-84x series coupler.</h1> |
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<ul> |
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<li>PLC: 750-84x series</li> |
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<li>IP: <?php echo $ip?></li>
|
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<li>Modbus module ID: <?php echo $moduleId?></li>
|
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<li>Modbus memory reference: <?php echo $reference?></li>
|
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<li>Modbus memory quantity: <?php echo $quantity?></li>
|
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</ul> |
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|
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<h2>M-memory dump</h2> |
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|
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<table border="1px" width="400px"> |
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<tr> |
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<td>Modbus address</td> |
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<td>MWx</td> |
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<td>value</td> |
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</tr> |
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<?php |
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for($i=0;$i<count($recData);$i+=2) { |
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?> |
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<tr> |
||||
<td><?php echo $i+$reference?></td>
|
||||
<td>MW<?php echo ($i + $reference - $mw0address)/2?></td>
|
||||
<td><?php echo ($recData[$i] << 8)+ $recData[$i+1]?></td>
|
||||
</tr> |
||||
<?php |
||||
} |
||||
?> |
||||
</table> |
||||
|
||||
<h2>Modbus class status</h2> |
||||
<?php |
||||
echo $modbus; |
||||
?> |
||||
|
||||
</body> |
||||
</html> |
||||
|
||||
@ -1,55 +1,61 @@ |
||||
<?php |
||||
|
||||
require_once dirname(__FILE__) . './Phpmodbus/ModbusMasterUdp.php'; |
||||
require_once dirname(__FILE__) . '/../Phpmodbus/ModbusMasterUdp.php'; |
||||
|
||||
// Create Modbus object |
||||
$modbus = new ModbusMasterUdp("192.168.1.99"); |
||||
$modbus = new ModbusMasterUdp("192.192.15.51"); |
||||
|
||||
// FC 3 |
||||
// read 10 words (20 bytes) from device ID=0, address=12288 |
||||
$recData = $modbus->readMultipleRegisters(0, 12288, 10); |
||||
|
||||
if(!$recData) { |
||||
// Print error information if any |
||||
echo "</br>Error:</br>" . $modbus->errstr . "</br>"; |
||||
exit; |
||||
try { |
||||
// FC 3 |
||||
// read 10 words (20 bytes) from device ID=0, address=12288 |
||||
$recData = $modbus->readMultipleRegisters(0, 12288, 10); |
||||
} |
||||
catch (Exception $e) { |
||||
// Print error information if any |
||||
echo $modbus; |
||||
echo $e; |
||||
exit; |
||||
} |
||||
|
||||
// Received data |
||||
echo "<h1>Received Data</h1>"; |
||||
echo "<h1>Received Data</h1>\n"; |
||||
print_r($recData); |
||||
|
||||
// Conversion |
||||
echo "<h2>32 bits types</h2>"; |
||||
echo "<h2>32 bits types</h2>\n"; |
||||
// Chunk the data array to set of 4 bytes |
||||
$values = array_chunk($recData, 4); |
||||
|
||||
// Get float from REAL interpretation |
||||
echo "<h3>REAL to Float</h3>"; |
||||
echo "<h3>REAL to Float</h3>\n"; |
||||
foreach($values as $bytes) |
||||
echo PhpType::bytes2float($bytes) . "</br>"; |
||||
echo PhpType::bytes2float($bytes) . "</br>"; |
||||
|
||||
// Get integer from DINT interpretation |
||||
echo "<h3>DINT to integer </h3>"; |
||||
echo "<h3>DINT to integer </h3>\n"; |
||||
foreach($values as $bytes) |
||||
echo PhpType::bytes2signedInt($bytes) . "</br>"; |
||||
echo PhpType::bytes2signedInt($bytes) . "</br>"; |
||||
|
||||
// Get integer of float from DINT interpretation |
||||
echo "<h3>DWORD to integer (or float) </h3>"; |
||||
echo "<h3>DWORD to integer (or float) </h3>\n"; |
||||
foreach($values as $bytes) |
||||
echo PhpType::bytes2unsignedInt($bytes) . "</br>"; |
||||
echo PhpType::bytes2unsignedInt($bytes) . "</br>"; |
||||
|
||||
echo "<h2>16 bit types</h2>"; |
||||
echo "<h2>16 bit types</h2>\n"; |
||||
// Chunk the data array to set of 4 bytes |
||||
$values = array_chunk($recData, 2); |
||||
|
||||
// Get signed integer from INT interpretation |
||||
echo "<h3>INT to integer </h3>"; |
||||
echo "<h3>INT to integer </h3>\n"; |
||||
foreach($values as $bytes) |
||||
echo PhpType::bytes2signedInt($bytes) . "</br>"; |
||||
echo PhpType::bytes2signedInt($bytes) . "</br>"; |
||||
|
||||
// Get unsigned integer from WORD interpretation |
||||
echo "<h3>WORD to integer </h3>"; |
||||
echo "<h3>WORD to integer </h3>\n"; |
||||
foreach($values as $bytes) |
||||
echo PhpType::bytes2unsignedInt($bytes) . "</br>"; |
||||
echo PhpType::bytes2unsignedInt($bytes) . "</br>"; |
||||
|
||||
// Get string from STRING interpretation |
||||
echo "<h3>STRING to string </h3>\n"; |
||||
echo PhpType::bytes2string($recData) . "</br>"; |
||||
?> |
||||
@ -1,21 +1,26 @@ |
||||
<?php |
||||
|
||||
require_once dirname(__FILE__) . './Phpmodbus/ModbusMasterUdp.php'; |
||||
require_once dirname(__FILE__) . '/../Phpmodbus/ModbusMasterUdp.php'; |
||||
|
||||
// Create Modbus object |
||||
$modbus = new ModbusMasterUdp("192.168.1.99"); |
||||
$modbus = new ModbusMasterUdp("192.192.15.51"); |
||||
|
||||
// Data to be writen |
||||
$data = array(1000, 2000, 3.0); |
||||
$dataTypes = array("INT", "DINT", "REAL"); |
||||
|
||||
// FC16 |
||||
if(!$modbus->writeMultipleRegister(0, 12288, $data, $dataTypes)) { |
||||
// Print error information if any |
||||
echo "</br>Error:</br>" . $modbus->errstr . "</br>"; |
||||
try { |
||||
// FC16 |
||||
$modbus->writeMultipleRegister(0, 12288, $data, $dataTypes); |
||||
} |
||||
catch (Exception $e) { |
||||
// Print error information if any |
||||
echo $modbus; |
||||
echo $e; |
||||
exit; |
||||
} |
||||
|
||||
// Print status information |
||||
echo "</br>Status:</br>" . $modbus->status . "</br>"; |
||||
echo $modbus; |
||||
|
||||
?> |
||||
@ -1,26 +1,31 @@ |
||||
<?php |
||||
|
||||
require_once dirname(__FILE__) . './Phpmodbus/ModbusMasterUdp.php'; |
||||
require_once dirname(__FILE__) . '/../Phpmodbus/ModbusMasterUdp.php'; |
||||
|
||||
// Create Modbus object |
||||
$modbus = new ModbusMasterUdp("192.168.1.99"); |
||||
$modbus = new ModbusMasterUdp("192.192.15.51"); |
||||
|
||||
// Data to be writen |
||||
$data = array(1000, 2000, 3.0); |
||||
$dataTypes = array("INT", "DINT", "REAL"); |
||||
|
||||
// FC23 |
||||
$recData = $modbus->readWriteRegisters(0, 12288, 6, 12288, $data, $dataTypes); |
||||
|
||||
if(!$recData) { |
||||
// Print error information if any |
||||
echo "</br>Error:</br>" . $modbus->errstr . "</br>"; |
||||
try { |
||||
// FC23 |
||||
$recData = $modbus->readWriteRegisters(0, 12288, 6, 12288, $data, $dataTypes); |
||||
} |
||||
catch (Exception $e) { |
||||
// Print error information if any |
||||
echo $modbus; |
||||
echo $e; |
||||
exit; |
||||
} |
||||
|
||||
// Print status information |
||||
echo "</br>Status:</br>" . $modbus->status . "</br>"; |
||||
echo "</br>Status:</br>" . $modbus; |
||||
|
||||
// Print read data |
||||
echo "</br>Data:</br>"; print_r($recData); echo "</br>"; |
||||
echo "</br>Data:</br>"; |
||||
print_r($recData); |
||||
echo "</br>"; |
||||
|
||||
?> |
||||
@ -1,21 +1,26 @@ |
||||
<?php |
||||
|
||||
require_once dirname(__FILE__) . './Phpmodbus/ModbusMasterUdp.php'; |
||||
require_once dirname(__FILE__) . '/../Phpmodbus/ModbusMasterUdp.php'; |
||||
|
||||
// Create Modbus object |
||||
$modbus = new ModbusMasterUdp("192.168.1.99"); |
||||
$modbus = new ModbusMasterUdp("192.192.15.51"); |
||||
|
||||
// FC 3 |
||||
$recData = $modbus->readMultipleRegisters(0, 12288, 6); |
||||
|
||||
if(!$recData) { |
||||
// Print error information if any |
||||
echo "</br>Error:</br>" . $modbus->errstr . "</br>"; |
||||
try { |
||||
// FC 3 |
||||
$recData = $modbus->readMultipleRegisters(0, 12288, 6); |
||||
} |
||||
catch (Exception $e) { |
||||
// Print error information if any |
||||
echo $modbus; |
||||
echo $e; |
||||
exit; |
||||
} |
||||
|
||||
// Print status information |
||||
echo "</br>Status:</br>" . $modbus->status . "</br>"; |
||||
echo "</br>Status:</br>" . $modbus; |
||||
|
||||
// Print read data |
||||
echo "</br>Data:</br>"; print_r($recData); echo "</br>"; |
||||
echo "</br>Data:</br>"; |
||||
print_r($recData); |
||||
echo "</br>"; |
||||
?> |
||||
@ -0,0 +1 @@ |
||||
eHll oowlr!da<br>Hello world!<br> |
||||
@ -0,0 +1 @@ |
||||
Exception 'Data are not in array 2 or 4 bytes'<br>25602<br>Exception 'Data are not in array 2 or 4 bytes'<br>25602<br>Exception 'Data are not in array 2 or 4 bytes'<br> |
||||
@ -0,0 +1 @@ |
||||
Exception 'Data are not numeric' |
||||
@ -0,0 +1,28 @@ |
||||
<?php |
||||
|
||||
require_once dirname(__FILE__) . '/../../Phpmodbus/ModbusMasterUdp.php'; |
||||
|
||||
// Received bytes interpreting 3 REAL values (6 words) |
||||
$data = array( // String "Hello word!" |
||||
0x48, //H |
||||
0x65, //e |
||||
0x6c, //l |
||||
0x6c, //l |
||||
0x6f, //o |
||||
0x20, // |
||||
0x77, //w |
||||
0x6f, //o |
||||
0x72, //r |
||||
0x6c, //l |
||||
0x64, //d |
||||
0x21, //! |
||||
0x00, //\0 |
||||
0x61, //a |
||||
0x61 //a |
||||
); |
||||
|
||||
// Print string interpretation of the values |
||||
echo PhpType::bytes2string($data) . "<br>"; |
||||
echo PhpType::bytes2string($data, true) . "<br>"; |
||||
|
||||
?> |
||||
@ -0,0 +1,44 @@ |
||||
<?php |
||||
/* |
||||
* To change this template, choose Tools | Templates |
||||
* and open the template in the editor. |
||||
*/ |
||||
require_once dirname(__FILE__) . '/../../Phpmodbus/ModbusMasterUdp.php'; |
||||
|
||||
// Received bytes interpreting Mixed values |
||||
$data = Array ( |
||||
"0" => 100, // 32098 (DINT) |
||||
"1" => 2, |
||||
"2" => 0, |
||||
"3" => 0, |
||||
"4" => 100, // 32098 (DINT) |
||||
"5" => 2 |
||||
); |
||||
|
||||
// Print mixed values |
||||
try { |
||||
echo PhpType::bytes2unsignedInt(array_slice($data, 0, 1)) . "<br>"; |
||||
} catch(Exception $e) { |
||||
echo "Exception 'Data are not in array 2 or 4 bytes'". "<br>"; |
||||
} |
||||
try { |
||||
echo PhpType::bytes2unsignedInt(array_slice($data, 0, 2)). "<br>"; |
||||
} catch(Exception $e) { |
||||
echo "Exception 'Data are not in array 2 or 4 bytes'". "<br>"; |
||||
} |
||||
try { |
||||
echo PhpType::bytes2unsignedInt(array_slice($data, 0, 3)). "<br>"; |
||||
} catch(Exception $e) { |
||||
echo "Exception 'Data are not in array 2 or 4 bytes'". "<br>"; |
||||
} |
||||
try { |
||||
echo PhpType::bytes2unsignedInt(array_slice($data, 0, 4)). "<br>"; |
||||
} catch(Exception $e) { |
||||
echo "Exception 'Data are not in array 2 or 4 bytes'". "<br>"; |
||||
} |
||||
try { |
||||
echo PhpType::bytes2unsignedInt(array_slice($data, 0, 5)). "<br>"; |
||||
} catch(Exception $e) { |
||||
echo "Exception 'Data are not in array 2 or 4 bytes'". "<br>"; |
||||
} |
||||
?> |
||||
@ -0,0 +1,22 @@ |
||||
<?php |
||||
/* |
||||
* To change this template, choose Tools | Templates |
||||
* and open the template in the editor. |
||||
*/ |
||||
require_once dirname(__FILE__) . '/../../Phpmodbus/ModbusMasterUdp.php'; |
||||
|
||||
// Received bytes interpreting Mixed values |
||||
$data = Array ( |
||||
"0" => 100, // 32098 (DINT) |
||||
"1" => "e", |
||||
"2" => 0, |
||||
"3" => 0 |
||||
); |
||||
|
||||
// Print mixed values |
||||
try { |
||||
echo PhpType::bytes2unsignedInt(array_slice($data, 0, 4)); |
||||
} catch(Exception $e) { |
||||
echo "Exception 'Data are not numeric'"; |
||||
} |
||||
?> |
||||
@ -1,5 +1,5 @@ |
||||
set php=C:\Programme\xampplite\php\php.exe |
||||
set php=c:\Program_Files\xampplite\php\php.exe |
||||
rem set php=C:\PHP\versions\php-5.2.6-Win32\php.exe -d auto_prepend_file=C:\PHP\locale.php |
||||
set diff="C:\Program Files\Octave\msys\bin\diff.exe" |
||||
set testUri=http://localHost/nette/_trunk/tests |
||||
set wget=wget.exe |
||||
set diff="diff.exe" |
||||
rem set testUri=http://localHost/nette/_trunk/tests |
||||
rem set wget=wget.exe |
||||
|
||||
@ -1,3 +1,3 @@ |
||||
<?php |
||||
$testip = "192.168.1.15"; |
||||
$testip = "192.192.15.51"; |
||||
?> |
||||
Loading…
Reference in new issue