GxSmuSourceGetOutputState

GX3104, GX3116e

Returns the specified channel’s output relay state.

GxSmuSourceGetOutputState (nHandle, nChannel, pnState, pnStatus)

Name	Type	Description
nHandle	SHORT	Handle to a GX3104 or GX3116e board.
nChannel	SHORT	GX3104: Specifies the channel number (0-3): GX3104_CHANNEL_1 to GX3104_CHANNEL_4 GX3116e: Specifies channel number (0-15) is GX3116_CHANNEL_1 to GX3116_CHANNEL_16
pnState	PSHORT	Specified array of channels output relay state: 0. GXSMU_SOURCE_OUTPUT_OFF: the specified channel’s output is disconnected from the connector. 1. GXSMU_SOURCE_OUTPUT_ON: the specified channel’s output is connected to the connector.
pnStatus	PSHORT	Returned status: 0 on success, negative number on failure.

The function controls the specified channel’s output relay. The user can connect and disconnect the channel at any time.

The following example connect channel 1 output and returns the output state:

SHORT nState, nStatus;

GxSmuSourceSetOutputState (nHandle, GX3104_CHANNEL_1, GXSMU_SOURCE_OUTPUT_ON, &nStatus);

GxSmuSourceGetOutputState (nHandle, GX3104_CHANNEL_1, &nState, &nStatus);