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October 23, 2015 16:48
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меркурий 230 ART (ab-log)
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| <? | |
| /* | |
| * Copyright (c) 2013, Andrey_B | |
| * http://ab-log.ru | |
| * Подробнее см. LICENSE.txt или http://www.gnu.org/licenses/ | |
| */ | |
| /* Это тестовый скрипт для проверки связи со счетчиком Меркурий 230 | |
| * Выводит на экран значение Общей потребренной электроэнергии | |
| */ | |
| // BUS Type: RS485 or CAN | |
| define('BUS', 'CAN'); | |
| $fd = dio_open('/dev/ttyUSB0', O_RDWR); | |
| dio_tcsetattr($fd, array( | |
| 'baud' => 9600, | |
| 'bits' => 8, | |
| 'stop' => 1, | |
| 'parity' => 0 | |
| )); | |
| ############## | |
| function merc_gd($cmd, $factor = 1, $total = 0) | |
| { | |
| global $fd; | |
| global $sleep_time; | |
| usleep(50000); | |
| flush(); | |
| dio_write($fd, $cmd, 6); | |
| usleep($sleep_time); | |
| $result = dio_read($fd, 64); | |
| $ret = array(); | |
| if ( BUS == "CAN" ) | |
| $start_byte = 7; | |
| else | |
| $start_byte = 1; | |
| if ( $total != 1 ) | |
| { | |
| for ( $i = 0; $i < 4; $i++ ) | |
| { | |
| if ( dechex(ord($result[$start_byte + $i * 3])) >= 40 ) | |
| $result[$start_byte + $i * 3] = chr(dechex(ord($result[$start_byte + $i * 3])) - 40); | |
| if ( strlen($result) > $start_byte + 2 + $i * 3 ) | |
| $ret[$i] = hexdec(dd($result[$start_byte + $i * 3]).dd($result[$start_byte + $i * 3 + 2]).dd($result[$start_byte + $i * 3 + 1]))*$factor; | |
| } | |
| } | |
| else | |
| $ret[0] = hexdec(dd($result[$start_byte+1]).dd($result[$start_byte]).dd($result[$start_byte+3]).dd($result[$start_byte+2]))*$factor; | |
| return $ret; | |
| } | |
| $sleep_time = 200000; | |
| function dd($data = "") | |
| { | |
| $result = ""; | |
| $data2 = ""; | |
| for ( $j = 0; $j < count($data); $j++ ) | |
| { | |
| $data2 = dechex(ord($data[0])); | |
| if ( strlen($data2) == 1 ) | |
| $result = "0".$data2; | |
| else | |
| $result .= $data2; | |
| } | |
| return $result; | |
| } | |
| # Инициализация соединения, передача пароля | |
| dio_write($fd, "\x00\x01\x01\x01\x01\x01\x01\x01\x01\x77\x81", 11); | |
| usleep($sleep_time); | |
| $result = dio_read($fd, 15); | |
| // Общее потребление | |
| $Tot = merc_gd("\x00\x05\x00\x00\x10\x25", 0.001, 1); | |
| echo "Total: $Tot[0]\r\n"; | |
| # Мощность по фазам | |
| # ===================================================== | |
| $Pv = merc_gd("\x00\x08\x16\x00\x8F\x86", 0.01); | |
| echo "Pv: $Pv[0] - $Pv[1] - $Pv[2] \r\n"; | |
| # Завершение соединения | |
| dio_write($fd, "\x00\x02\x80\x71", 4); | |
| usleep($sleep_time); | |
| $result = dio_read($fd, 8); | |
| dio_close($fd); | |
| ?> |
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