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24C系列串行EEPROM与单片机的接口设计及应用
Interface Design and Application of Serial EEPROM and Single-Chip Microcomputer System
【摘要】 介绍了常用的24C系列串行EEPROM所具备的特点,给出了在随机语音录制系统中串行EEPROM(24C64)与单片机AT89S51的接口方法,着重分析了如何根据I2C总线所要求的操作时序应用串行EEPROM.以单字节读写操作为例,实现了单片机对串行EEPROM的读写操作.
【Abstract】 The characteristics of common 24C 2-wire serial EEPROM are introduced.The interface methods between serial EEPROM(24C64) and AT89S51 single chip Microcomputer within voice recording /playback system are given,and how to use serial EEPROM according to the operating time required by the I2C bus is emphatically analyzed.Finally using the single-byte read/write operating as an example,the operating time of serial EEPROM is realized by single chip microcomputer.
【关键词】 内部集成电路总线;
串行电可擦除可编程只读存储器;
数据存储器;
AT89S51单片机;
【Key words】 intra-integrated circuit bus; serial EEPROM; data memory; AT89S51 single chip microcomputer;
【Key words】 intra-integrated circuit bus; serial EEPROM; data memory; AT89S51 single chip microcomputer;
- 【文献出处】 上海电力学院学报 ,Journal of Shanghai University of Electric Power , 编辑部邮箱 ,2011年04期
- 【分类号】TP368.1
- 【被引频次】22
- 【下载频次】219