User`s guide

PCIS-DASK Application Hints ? 23

4.2 Analog Output Programming Hints

This section described the function flow typical of single-point analog output conversion. While

performing the following operation, the AO configuration function has to be called at the beginning of

your application:

a. Use PCI-6208A, PCI-6308A to perform current output

b. Use the analog output function that can convert a voltage value to a binary value and then write it to

device, the AO configuration function has to be called at the beginning of your application.

[Example Code Fragment]

card = Register_Card(PCI_6208A, card_number);

…

AO_6208A_Config(card, P6208_CURRENT_4_20MA);

AO_WriteChannel(card, chan, out_value);

…

Release_Card(card);

AO_6208A_Config /

AO_9112_Config

Output voltage?

Yes No

AO_VWriteChannel AO_WriteChannel

Another outputting?

Yes