under Gcc compiler，sd card and mmc card basic functions-under may refer compiler, sd card and basic functions mmc card

没办法，明明把MD2算法上载了，不知道日志上怎么没有，再搞个CRC7吧，MMC、SD上数值校验用的

Re: CRC7 и CRC16 for SD card If you develope your interfsce to work with sd/mmc card, you need algrithm to check CRC7 & CRC16 it s very fast progtamm/algrithm to calculate CRC , Re: CRC7 и CRC16 for SD card If you develope your interfsce to