Re: Read From COM1 port
| From: | Richard Lynch | Date: | Thu, 03 Mar 2005 19:56:25 +0000 |
| Subject: | Re: Read From COM1 port | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-209941@lists.php.net to get a copy of this message | ||
Kim Madsen wrote:
> I'm having trouble reading from COM1, writing works like a charm but I'd
> like to be able to read the output from a switch or a router in order to
> determine that the command was successful and the configuration actually
> went fine :-)
>
> doing:
>
> $fp = fopen("COM1", "rwb");
You might try this:
$input = fopen("COM1", "rb");
$output = fopen("COM1", "wb");
Use $output to write, and $input to read.
Another possibility would be to check the manual...
I don't thing 'rwb' is the correct way to fopen for read/write access.
'wb+' would be a better answer, I think.
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