GxAoSetGroupExternalUpdate

Enables the specified group external update.

GxAoSetGroupExternalUpdate (nHandle, nGroup, bEnabled, pnStatus)

Name	Type	Description
nHandle	SHORT	Handle to a GX16xx board.
nGroup	SHORT	Group number: 0. GXAO_GROUPA 1. GXAO_GROUPB 2. GXAO_GROUPC 3. GXAO_GROUPD
bEnabled	BOOL	A high enable the group external update line, a low disable the external update line.
pnStatus	PSHORT	Returned status: 0 on success, negative number on failure.

When enabled a low on the group’s external update pin will continuously update the group voltage.

The following example enable group A external update:

SSHORT nStatus;

GxAoSetChannelVoltage (nHandle, GXAO_GROUPA, TRUE, &nStatus);