pic mcu code:This application note describes the design and implementation of a USB Mass Storage Device (MSD) using a Secure Digital card, which should prove useful to developers of USB mass storage solutions. This application may be used as

使用PIC芯片通过SPI-MODE读写SD存储卡,通过测试.-use PIC chip SPI-MODE SD memory card reader, to pass the test.

基于mega8系列单片机D12的开发实例【含源码】，含USB SD卡读卡器设计及源码。-Mega8 series of single-chip based on the development of D12 containing source】 【example, USB SD card reader with the design and source code.