SHA1散列算法,在AVR上实现SHA-1算法应用于DS1961卡的读写操作-SHA1 hash algorithm on the AVR to achieve DS1961 SHA-1 algorithm is applied to the card read and write operations

用AVR做的可直接调试解密原理的的KEELOQ解码程序-Can be directly used to do debugging AVR decrypt the KEELOQ decoder principle