Prosoft-technology MVI56E-LDM Manual do Utilizador Página 186

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CIP API Functions ControlLogix Platform "C" Programmable
Developer's Manual Linux Application Development Module
Page 180 of 264 ProSoft Technology, Inc.
March 12, 2014
OCXcip_SetUserLED
Syntax
int OCXcip_SetUserLED (OCXHANDLE apihandle, int * ledstate);
Parameters
apihandle
handle returned by previous call to OCXcip_Open
ledstate
Specifies the state for the LED
Description
OCXcip_SetUserLED allows an application to set the user LED indicator to red,
green, or off.
apihandle must be a valid handle returned from OCXcip_Open or
OCXcip_ClientOpen.
ledstate must be set to
OCX_LED_STATE_RED,
OCX_LED_STATE_GREEN, or
OCX_LED_STATE_OFF
to set the indicator Red, Green, or Off, respectively.
Return Value
OCX_SUCCESS
The LED was set successfully
OCX_ERR_NOACCESS
apihandle does not have access
Example
OCXHANDLE apiHandle;
/* Set user LED RED */
OCXcip_SetUserLED (apiHandle, OCX_LED_STATE_RED);
See Also
OCXcip_GetUserLED
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