文章浏览阅读4.9k次。**VCCAUX_IO**The auxiliary I/O (VCCAUX_IO) supply rail is only present in HP I/O banks and provides power to the I/O circuitry. The Kintex-7 and Virtex-7 FPGAs data sheets contain a table titled Ma..._vccaux io setting may not be required for the port ddr3 addr[7] for the......