用AVR单片机实现嵌入式手持数据传输设备的设计  

作　　者：张健[1] 王凤贺[1] 张秋菊[1] 

机构地区：[1]信息产业部电子第五十三研究所,锦州121000

出　　处：《光电对抗与无源干扰》2002年第4期25-28,共4页Electro-Optic Warfare & Radar Passive Countermeasures

摘　　要：介绍了利用ATMEL新一代AVR单片机ATmeg103为主控CPU的嵌入式手持数据传输设备,具有RS422、RS485及RS232数据串行通讯接口,通过I2C总线对外部串行E2PROM进行数据存取,低功耗电源管理功能。功能可靠,成本低廉。该数据传输设备已实际应用并形成产品。Using TMEL'S the new generation of AVR monolithic processor Atmey 103 serve as the main control CPU'S embeded portable data transmission device,it has RS 422,RS485 and RS 232 data serial communicate interface.Exterted serial E2PROM be data memorized by the I2C bus, And lower power manager is a feature of it.Function is reliable,cost is lower.The device is applied in the pracical and manufactured.

关 键 词：AVR单片机 嵌入式 手持数据传输设备 串行通讯 低功耗 I^2C总线 

分 类 号：TP368.1[自动化与计算机技术—计算机系统结构]