User Manual

VIVOTEK
User's Manual - 377
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246
8. Useful Functions
8.1 Drive the Digital Output (capability_ndo > 0)
Note: This request requires Viewer privileges.
Method: GET/POST
Syntax:
http://<servername>/cgi-bin/dido/setdo.cgi?do1=<value> [&do2=<value>]
[&do3=<value>][&do4=<value>]
Where state is 0 or 1; “0” means inactive or normal state, while “1” means active or triggered state,
and trigger time is indicated in seconds.
PARAMETER VALUE DESCRIPTION
do<num> state[trigger time]
Where "state" is 0, 1.
“0” means inactive or
normal state while
“1” means active or
triggered state.
Where "trigger time"
is reset time after
state change.
Ex: do1=1
Setting digital output 1 to trigger state.
Ex: do1=0[30]
Setting digital output 1 to normal state, waiting 30
seconds, setting it to trigger state.
Example: Drive the digital output 1 to triggered state, reset do0 after 20 seconds and redirect to an
empty page.
http://myserver/cgi-bin/dido/setdo.cgi?do1=1[20]
8.2 Query Status of the Digital Input (capability_ndi > 0)
Note: This request requires Viewer privileges
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.
© 2020 VIVOTEK INC. All Right Reserved
247
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
8.3 Query Status of the Digital Output (capability_ndo > 0)
Note: This request requires Viewer privileges
Method: GET/POST
Syntax:
http://<servername>/cgi-bin/dido/getdo.cgi?[do0][&do1][&do2][&do3]
If no parameter is specified, all the digital output 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
[do0=<state>]\r\n