摘要
介绍了美国Dallas(现被Maxim公司收购)公司生产的智能化信息载体iButtonDS1961S作为预购电量存储介质在预付费电能表中的具体应用。较为详尽的介绍了DS1961S的SHA-1加密引擎及加密算法,给出了预付费电能表的硬件结构及设计原理。
A newintelligent chip of iButton-DS1961S and its application in prepayment meter are introduced.The SHA-1engine and SHA-1of DS1961S are emphasized especially.The design of prepayment meter is also given.
出处
《国外电子元器件》
2005年第6期18-21,共4页
International Electronic Elements
