23 lines
378 B
PHP
23 lines
378 B
PHP
<?php
|
|
|
|
use PHPModbus\ModbusMaster;
|
|
|
|
// Create Modbus object
|
|
$modbus = new ModbusMaster("192.192.15.51", "UDP");
|
|
|
|
// Data to be writen
|
|
$data = array(-1000);
|
|
|
|
try {
|
|
// FC6
|
|
$modbus->writeSingleRegister(0, 12288, $data);
|
|
} catch (Exception $e) {
|
|
// Print error information if any
|
|
echo $modbus;
|
|
echo $e;
|
|
exit;
|
|
}
|
|
|
|
// Print status information
|
|
echo $modbus;
|