Vivotek MD7530, 7530D manual Useful Functions, Query Status of the Digital Input capability.ndi

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6. Useful Functions

6.1. Query Status of the Digital Input (capability.ndi > 0)

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Method: GET/POST

Syntax:

http://<servername>/cgi-bin/dido/getdi.cgi?[di0][&di1][&di2][&di3]

If no parameter is specified, all of the digital input statuses will be returned.

Return:

HTTP/1.0 200 OK\r\n Content-Type: text/plain\r\n Content-Length: <length>\r\n \r\n

[di0=<state>]\r\n

[di1=<state>]\r\n

[di2=<state>]\r\n

[di3=<state>]\r\n

where <state> can be 0 or 1.

Example: Query the status of digital input 1 .

Request:

http://myserver/cgi-bin/dido/getdi.cgi?di1

Response:

HTTP/1.0 200 OK\r\n Content-Type: text/plain\r\n Content-Length: 7\r\n

\r\n

di1=1\r\n

140 - User's Manual