Gx5641GetChannelDifferentialPort

Purpose

Returns the specified channel Differential Port value.

Syntax

Gx5641GetChannelDifferentialPort (nHandle, nChannel, pbData, pnStatus)

Parameters

Name
Type
Description
nHandle
SHORT
Handle to a GX5641 board.
nChannel
SHORT
Channel range is: GX5641_FIRST_CHANNEL (0) to GX5641_LAST_CHANNEL (63).
pbData
PBOOL
Differential Port value:
0. Logic low
1. Logic high
pnStatus
 
PSHORT
Returned status: 0 on success, negative number on failure.

Comments

For protection, by default all channels are disabled after power-up and reset. The channels can be enabled and or disabled by calling Gx5641SetChannelOutputState.

Example

The following example returns channel 0 Differential Port value:

 

BOOL bData;

Gx5641GetChannelDifferentialPort (nHandle, 0, &bData, &nStatus);

 

See Also

Gx5641SetChannelDifferentialPort, GxPioGetErrorString