General-Purpose I/O User Guide: Agilex™ 5 FPGAs and SoCs

ID 813934
Date 10/07/2024
Public
Document Table of Contents

2.5.23. Implementing SLVS-400 or DPHY I/O Standard with 1.1 V VCCIO_PIO

If you use the SLVS-400 or DPHY I/O standard, Quartus® Prime sets a default 1.2 V VCCIO_PIO to the sub-bank. To use SLVS-400 or DPHY at 1.1 V, set the sub-bank's VCCIO_PIO to 1.1 V through the Quartus® Prime settings file (.qsf) .
set_global_assignment -name IOBANK_VCCIO 1.1V -section_id <sub_bank_name>

Example: set_global_assignment -name IOBANK_VCCIO 1.1V -section_id 3B_B