Stratix® 10 SX SoC Development Kit User Guide

ID 683303
Date 6/06/2024
Public
Document Table of Contents

4.8.3.2. Boot MicroSD Daughter Card

This card supports a 4-bit Micro SD Card with a Micro SD card socket. There is a voltage level shifter between Stratix® 10 SoC SDM bank and MicroSD card which can translate between 1.8 V I/O and 3.3 V I/O.

There is an extra signal called SD_PWR_EN is from CPLD on the Stratix® 10 SoC development kit. This signal is used to power cycle/reset MicroSD Card on this board.

Figure 25. Boot MicroSD Daughter Card Picture
Figure 26. Boot MicroSD Daughter Card Block Diagram