dio_tcsetattr - Website Hosting

Description

dio_tcsetattr ( resource fd, array options)

The function dio_tcsetattr() sets the terminal attributes and baud rate of the open resource. The currently available options are

'baud' - baud rate of the port - can be 38400,19200,9600,4800,2400,1800,1200,600,300,200,150,134,110,75 or 50, default value is 9600
'bits' - data bits - can be 8,7,6 or 5 default value is 8
'stop' - stop bits - can be 1 or 2 default value is 1
'parity' - can be 0,1 or 2 default value is 0

Example 1. Setting the baud rate on a serial port

<?php

$fd = dio_open('/dev/ttyS0', O_RDWR | O_NOCTTY | O_NONBLOCK);

dio_fcntl($fd,F_SETFL, O_SYNC );

dio_tcsetattr($fd, array(
  'baud' => 9600,
  'bits' => 8,
  'stop'  =>1,
  'parity' => 0
)); 

while (1) {

  $data = dio_read($fd,256);

  if ($data) {
      echo $data;
  }
} 

?>

Note: This function was introduced in PHP 4.3.0.