Php/docs/function.dio-tcsetattr
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dio_tcsetattr
(PHP 4 >= 4.3.0, PHP 5 < 5.1.0)
dio_tcsetattr — Sets terminal attributes and baud rate for a serial port
Description
dio_tcsetattr
( resource $fd
, array $options
) : bool
dio_tcsetattr() sets the terminal attributes and baud
rate of the open fd.
Parameters
fd- The file descriptor returned by dio_open().
options- The currently available options are:
- 'baud' - baud rate of the port - can be 38400,19200,9600,4800,2400,1800, 1200,600,300,200,150,134,110,75 or 50, default value is 9600.
- 'bits' - data bits - can be 8,7,6 or 5. Default value is 8.
- 'stop' - stop bits - can be 1 or 2. Default value is 1.
- 'parity' - can be 0,1 or 2. Default value is 0.
Return Values
No value is returned.
Examples
Example #1 Setting the baud rate on a serial port
<?php$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; }} ?>
Notes
Note:
This function is notimplemented on Windows platforms.
