Specifies the logic family to use for generation. A logic family corresponds to voltage thresholds that are compatible with a group of voltage standards. Refer to the device documentation for information on the logic high and logic low voltages for these logic families.

Remarks

The following table lists the characteristics of this property.

Short Name DO.LogicFamily
Data type ci32.png
Permissions Read/Write
Resettable True
Settable While Task Is Running device-specific
Available in Run-Time Engine True
1.8 V 16184
Compatible with 1.8 V CMOS signals.
2.5 V 14620
Compatible with 2.5 V CMOS signals.
3.3 V 14621
Compatible with LVTTL signals.
5.0 V 14619
Compatible with TTL and 5 V CMOS signals.