This is the X102 single-chip digital tube display circuit and programming keyboard input circuit and infrared receiver circuit programming and programming infrared sending circuit and programming I2C bus programming circuit and counter circuit and LED circuit programming and allocation buzzer circuit and port expansion circuit programming and programming RAM circuits and programming

参考资料
........\1C51中RAM的地址分配.htm
........\1LM236LM336基准二极管.doc
........\1LM358双运算放大器电路的典型应用.pdf

........\5x系列芯片的复位入口问题.htm
........\ADC0809模数转换器的测试与研究.pdf
........\DAC0832的应用.ppt
........\I2C中文规范.pdf
........\I2C总线C语言源程序.htm
........\I2C总线接口的EEPROM应用笔记.pdf
........\I2C总线规范与操作指南.pdf
........\RS-232、RS-422与RS-485标准及应用技术（上）.doc
........\RS-232、RS-422与RS-485标准及应用技术（下）.doc
........\RS232C接脚与对连线.doc
........\RS232技术详解.doc
........\一种新型的时钟日历芯片DS12C887.pdf
........\三个数码管7段显示编码程序.rar
........\世界集成电路生产厂及命名方法.pdf
........\中华人民共和国行业标准-印制电路板设计技术指导文件.pdf
........\二极管和发光二极管.doc
........\使用8051单片机与ADC0809设计数据采集系统.doc
........\判断常用集成电路的质量及好坏.txt
........\单片机和ADC0809构成的电压表.doc
........\单片机复位电路的可靠性分析.pdf
........\单片机复位电路的可靠性设计.pdf
........\单片机系统中的红外通信接口.doc
........\单片机编程技巧－－功能强大的时钟中断.pdf
........\印制电路板的可靠性设计-去耦电容配置.htm
........\印制电路板设计原则和抗干扰措施.htm
........\印制电路词汇.htm
........\发光二极管检测器.doc
........\可编程数码管键盘串行接口芯片HD7279A的原理与应用.pdf
........\复位电路分析.pdf
........\常用红外遥控编码资料集.pdf
........\常用集成电路引脚识别.txt
........\常见的几种单片机复位电路分析.CAJ
........\开关电源的分类及应用.doc
........\怎样用单片机驱动LED数码管显示.doc
........\数码管显示驱动和键盘扫描控制器CH451及其应用.htm
........\晶振电路.txt
........\晶振的选择.rar
........\液晶SED1520.pdf
........\电源电路设计.pdf
........\电源的分类及知识.doc
........\红外协议资料.rar
........\红外遥控器信号的接收和转发.doc
........\红外遥控器软件解码及其应用.doc
........\集成电路的检测常识.txt

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