# ExpansionConfig.SetMuxAdChan1()

Sets the first A/D channel that the EXP board is connected to.

Member of the cExpansionConfig class. Accessible from the MccBoard.ExpansionConfig property.

## Function Prototype

VB .NET

Public Function SetMuxAdChan1(ByVal devNum As Integer, ByVal configVal As Integer) As MccDaq.ErrorInfo

C# .NET

public MccDaq.ErrorInfo SetMuxAdChan1(int devNum, int configVal)

## Parameters

devNum

Number of the expansion board.

configVal

Number that sets the first A/D channel that the EXP board is connected to.

## Returns

- An ErrorInfo object that indicates the status of the operation.