The calibration scheme for the Analog Out (not applicable on the PCI-DAS1200/JR) section is shown in Figure 2
below. This circuit is duplicated for both DAC0 and DAC1
12
Ref
DAC
Analog Out
Offset Adj.
Trim Dac
Trim Dac
(coarse)
Trim Dac
(fine)
Gain Adj.
Figure 2
18