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25 lines
556 B
25 lines
556 B
<?php
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require __DIR__ . '/../vendor/autoload.php';
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use PHPModbus\ModbusMaster;
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require_once __DIR__ . '/request_input_data.php'; // 'ip', 'unitid','reference','quantity' are read from $_GET
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$modbus = new ModbusMaster($ip, 'UDP');
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try {
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// FC 1
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$recData = $modbus->readCoils($unitId, $reference, $quantity);
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} catch (Exception $e) {
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// Print error information if any
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echo $modbus;
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echo $e;
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exit;
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}
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echo '<h1>Status</h1><pre>';
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print_r($modbus);
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echo '</pre>';
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echo '<h1>Data</h1><pre>';
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print_r($recData);
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echo '</pre>';
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