User`s manual

Application Hints 43

PCIS-DASK

Analog Input

One-Shot Analog Input

This section describes the function flow typical of non-buffered sin-

gle-point analog input readings. While performing one-shot AI

operation, most cards (except PCI-9118 Series cards) doesn't

need to include the AI configuration step at the beginning of the

application.

Example code fragment

AI_VReadChannelAI_ReadChannel

Voltage reading?

AI_9118_Config

(on PCI-9118 Series cards only)

NO YES

YES

Another reading?

card = Register_Card(PCI_9118, card_number);

…

AI_9118_Config(card,Input_Signal|Input_Mode,0,0,0);

AI_ReadChannel(card, channelNo, range,

&analog_input[i]);

…

Release_Card(card);