本书精选了8051单片机的汇编语言以及开发过程中应注意到的问题。通过在每一个8051功能模块介绍中辅以应用实例，介绍了单片机基本模块的应用、串行通信的应用、音乐的应用、显示器和键盘控制、电子号码锁的应用、A/D的模数转换的应用、点阵显示器的应用、外围接口IC的应用、步进马达的控制电路、8279年应用、实时时钟芯片的应用，打印机的应用、A/D转换器ICL7135应用、绘图型LCD的应用。本书中每一个实例都有完整的程序、详细的注解和完整的电路图。-8051 book selection of the assembly language and the development process should be noted that problem. By each function module introduced in 8051 supported by examples, the computer application of the basic module, serial communication applications, music applications, monitor and keyboard control, the application of electronic combination locks, A/D analog to digital conversion applications, dot-matrix display applications, peripheral interface IC applications, stepper motor control circuit, 8279 in application, the application of real-time clock chip, the printer application, A/D Converter ICL7135 applications, graphics-LCD applications. Each book has a complete program examples, detailed notes and complete the circuit.