Torry's Delphi Pages. Description AVSD OEM is a programming interface, which allows you to add support of virtual serial ports to your own application. Delphi Php Serial Numbers. Convert Delphi Php trail version to full software.
Delphi Php Serial Numbers. Convert Delphi Php trail version to full software.
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Pretty sure PHP has no access to hardware ports by default. It has access to network resources, file resources, but without some kind of transport between the hardware and what you're trying to read, can't see this working.
There may however be a platform specific extension you can load which will enable this - just investigating.
e: Yep, there is - check this extension, might be what you're after. Without something like this, it's just not going to work.
'This extension allows the direct access the parallel and serial(rs232) port in reading and writing by the DLL inpout32.dll under WIN9x/NT/2000/XP for any assembly. An example of concret application: Complete house automation with web interface and php, connection hardware of any nature with the ports like assemblies simple or to complicate. One idea simple but quite practical.. Extension and source was compiled with Delphi 6 for PHP5.0 to 5.1.2, sources and example included.'
If you're on Linux or other UNX-like system (e.g. Mac OS X), try fopen('/dev/ttyS0') - in UNX, everything is a file, even serial ports. See this for a few tips for finding out which port maps to which 'file'.