UCOS2的SDMMC卡读写模块，SD/MMC卡读写模块V2.00, 支持SD卡和MMC卡, 支持实时操作系统UCOS-II, 也支持在没有实时操作系统下使用-UCOS2 the SDMMC card reader module, SD / MMC Card Reader V2.00 module, SD Card and MMC cards, and real-time operating system UCOS-II, also support in the absence of the u