介绍51 单片机与SD 卡的接口设计原理, 以及FAT32 文件系统的设计和应用程序控制SD 卡读写操作的实现。-Introduced 51 single-chip interface and SD card design principle, as well as the FAT32 file system design and application control the operation of SD card reader to achieve.

SD卡在单片机上的应用 包括读写命令教程，硬件SPI控制器 -Applications include SD card in the microcontroller to read and write command tutorial, hardware SPI controller

基于单片机的SD卡FAT文件系统读写设计-Based on reader microcontroller SD card FAT file system