User`s guide

C/C++ Library • 59

5.12 _9111_DA

@ Description

This function is used to write data to the D/A converters. There is one

Digital-to-Analog conversion channel on the PCI-9111. The resolution of

each channel is 12-bit; i.e. the range is from 0 to 4095.

@ Syntax

C/C++ (DOS)

U16 _9111_DA (U16 cardNo, I16 DAData)

C/C++ (Windows 95)

U16 W_9111_DA (U16 cardNo, I16 DAData )

Visual Basic (Windows 95)

W_9111_DA (ByVal cardNo As Integer, ByVal DAData As Integer)

As Integer

@ Argument

cardNo: The card number of PCI-9111 card initialized

DAData: D/A converted value, refer to chapter 4 for the relationship

between the voltage and digital value

@ Return Code

ERR_NoError

5.13 _9111_AD_Read_Data

@ Description

This function is used to read the AD converted data from the analog input

port.