HPIO_VREF

UltraScale Architecture SelectIO Resources User Guide (UG571)

Document ID
UG571
Release Date
2022-08-31
Revision
1.14 English

The HPIO_VREF primitive is only supported in HP I/O banks (This Figure). This UltraScale architecture specific primitive provides access to the VREF scan feature that is available in HP I/O banks. The VREF scan feature is accessed using the HPIO_VREF primitive in conjunction with either the IBUFE3 or IOBUFE3 primitives.

Figure 1-46:      HPIO_VREF Primitive—VREF Scan Feature (HP I/O Banks Only)

X-Ref Target - Figure 1-46

X16106-hpio_vref-primitive-vref-scan-feature-hp-io-banks-only.jpg