文档介绍：专业文档珍贵文档目录摘要......................................................................................................................................... I Abstract ................................................................................................................................... II 1绪论....................................................................................................................................... 1 课题研究的背景........................................................................................................... 1 开发的意义.................................................................................................................. 1 课题研究的方案.......................................................................................................... 1 2芯片选用说明......................................................................................................................... 1 AT89S52 ............................................................................................................................... 1 相关芯片及其引脚分析................................................................................... 1 引脚功能说明................................................................................................... 2 AT89C2051 ................................................................................................................. 4 相关芯片及其引脚分析................................................................................... 4 LCD1602 ........................................................................................................................ 5 相关芯片及其引脚分析.................................................................................... 5 SMC1602A 参考连接: ................................................................................................. 7 ............................................................................................................