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php-manual-zh-5.2.4-1mdv2008.1.noarch.rpm

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>dio_tcsetattr</H1
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><P
>    (PHP 4 &#62;= 4.3.0, PHP 5 &#60;= 5.0.4)</P
>dio_tcsetattr&nbsp;--&nbsp;
   Sets terminal attributes and baud rate for a serial port
  </DIV
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CLASS="refsect1"
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NAME="AEN36437"
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><H2
>说明</H2
>bool <B
CLASS="methodname"
>dio_tcsetattr</B
> ( resource fd, array options )<BR
></BR
><P
>&#13;   <B
CLASS="function"
>dio_tcsetattr()</B
> sets the terminal attributes and baud
   rate of the open <CODE
CLASS="parameter"
>fd</CODE
>.
  </P
><DIV
CLASS="note"
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CLASS="note"
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><B
>注意: </B
>本函数未在 Windows 平台下实现。</P
></BLOCKQUOTE
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CLASS="refsect1"
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><H2
>参数</H2
><P
>&#13;   <P
></P
><DIV
CLASS="variablelist"
><DL
><DT
><CODE
CLASS="parameter"
>fd</CODE
></DT
><DD
><P
>&#13;       The file descriptor returned by <A
HREF="function.dio-open.html"
><B
CLASS="function"
>dio_open()</B
></A
>.
      </P
></DD
><DT
><CODE
CLASS="parameter"
>options</CODE
></DT
><DD
><P
>&#13;       The currently available options are: 
       <P
></P
><UL
><LI
><P
>&#13;          '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.
         </P
></LI
><LI
><P
>&#13;          'bits' - data bits - can be 8,7,6 or 5. Default value is 8.
         </P
></LI
><LI
><P
>&#13;          'stop' - stop bits - can be 1 or 2. Default value is 1.
         </P
></LI
><LI
><P
>&#13;          'parity' - can be 0,1 or 2. Default value is 0.
         </P
></LI
></UL
>
      </P
></DD
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>
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></A
><H2
>返回值</H2
><P
>&#13;   无返回值。
  </P
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></A
><H2
>范例</H2
><P
>&#13;   <TABLE
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><B
>例 1. Setting the baud rate on a serial port</B
></P
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><code><font color="#000000">
<font color="#0000BB">&lt;?php<br /><br />$fd </font><font color="#007700">= </font><font color="#0000BB">dio_open</font><font color="#007700">(</font><font color="#DD0000">'/dev/ttyS0'</font><font color="#007700">, </font><font color="#0000BB">O_RDWR </font><font color="#007700">| </font><font color="#0000BB">O_NOCTTY </font><font color="#007700">| </font><font color="#0000BB">O_NONBLOCK</font><font color="#007700">);<br /><br /></font><font color="#0000BB">dio_fcntl</font><font color="#007700">(</font><font color="#0000BB">$fd</font><font color="#007700">, </font><font color="#0000BB">F_SETFL</font><font color="#007700">, </font><font color="#0000BB">O_SYNC</font><font color="#007700">);<br /><br /></font><font color="#0000BB">dio_tcsetattr</font><font color="#007700">(</font><font color="#0000BB">$fd</font><font color="#007700">, array(<br />&nbsp;&nbsp;</font><font color="#DD0000">'baud' </font><font color="#007700">=&gt; </font><font color="#0000BB">9600</font><font color="#007700">,<br />&nbsp;&nbsp;</font><font color="#DD0000">'bits' </font><font color="#007700">=&gt; </font><font color="#0000BB">8</font><font color="#007700">,<br />&nbsp;&nbsp;</font><font color="#DD0000">'stop'&nbsp;&nbsp;</font><font color="#007700">=&gt; </font><font color="#0000BB">1</font><font color="#007700">,<br />&nbsp;&nbsp;</font><font color="#DD0000">'parity' </font><font color="#007700">=&gt; </font><font color="#0000BB">0<br /></font><font color="#007700">)); <br /><br />while (</font><font color="#0000BB">1</font><font color="#007700">) {<br /><br />&nbsp;&nbsp;</font><font color="#0000BB">$data </font><font color="#007700">= </font><font color="#0000BB">dio_read</font><font color="#007700">(</font><font color="#0000BB">$fd</font><font color="#007700">, </font><font color="#0000BB">256</font><font color="#007700">);<br /><br />&nbsp;&nbsp;if (</font><font color="#0000BB">$data</font><font color="#007700">) {<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;echo </font><font color="#0000BB">$data</font><font color="#007700">;<br />&nbsp;&nbsp;}<br />} <br /><br /></font><font color="#0000BB">?&gt;</font>
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