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<?php |
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namespace Posprint\Connectors; |
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/** |
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* Class Serial |
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* |
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* @category NFePHP |
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* @package Posprint |
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* @copyright Copyright (c) 2016 |
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* @license http://www.gnu.org/licenses/lesser.html LGPL v3 |
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* @author Roberto L. Machado <linux.rlm at gmail dot com> |
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* @link http://github.com/nfephp-org/posprint for the canonical source repository |
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*/ |
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use Posprint\Connectors\ConnectorInterface; |
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use Posprint\Extras\PhpSerial; |
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class Serial implements ConnectorInterface |
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{ |
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/** |
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* |
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* @var PhpSerial |
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*/ |
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protected $resource; |
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/** |
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* |
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* @var bool |
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*/ |
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protected $deviceStatus = false; |
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/** |
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* Construct |
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* Set and open serial device |
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* @param string $device |
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* @param int $baudRate |
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* @param int $byteSize |
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* @param string $parity |
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* @param string $stopbits |
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* @param string $flowctrl |
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*/ |
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public function __construct( |
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$device = "/dev/ttyS0", |
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$baudRate = 9600, |
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$byteSize = 8, |
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$parity = 'none', |
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$stopbits = '1', |
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$flowctrl = 'none' |
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) { |
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$this->resource = new PhpSerial(); |
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$this->resource->setPort($device); |
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$this->resource->setBaudRate($baudRate); |
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$this->resource->setDataBits($byteSize); |
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$this->resource->setParity($parity); |
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$this->resource->setFlowControl($flowctrl); |
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$this->resource->setStopBits($stopbits); |
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$this->resource->setUp(); |
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$this->deviceStatus = $this->resource->open(); |
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} |
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/** |
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* End class |
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*/ |
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public function __destruct() |
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{ |
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$this->close(); |
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} |
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/** |
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* Finalize printer connection |
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*/ |
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public function close() |
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{ |
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$this->deviceStatus = ! $this->resource->close(); |
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} |
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/** |
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* send data to printer |
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* @param string $data |
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*/ |
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public function write($data) |
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{ |
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$this->resource->write($data); |
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$this->resource->flush(); |
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} |
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/** |
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* Read serial port |
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* @param int $len |
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* @return string |
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*/ |
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public function read($len = 0) |
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{ |
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return $this->resource->read($len); |
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} |
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} |
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nfephp-org /
posprint
