两个单片机串行通行程序，完全可行的程序，

IC卡读写程序(c51)不错-IC card reader (c51) Yes

几个单片机程序，有关数字温度传感器DS18B20和AD590的程序.-several SCM procedures, the Digital Temperature Sensor and AD590 procedures.

AT89C2051单片机设计开发的ML99V4型传呼机发码电路的功能、原理、编程及应用。-AT89C2051 ML99V4 design and development of the code pager type of circuit functions, principle, programming and applications.

i2c的代码程序，在５１下调通，稍加修改就可以在其他单片机上实现-i2c code procedures, in 51 pass down a little modification can be achieved in other single-chip microcomputer

51单片机控制两路步进电机,实现各种工作方式及其转换-51 MCU control two stepper motor road to achieve various methods of work and its conversion

arm7定时器中断方式，可以通过中断方式实现定时的功能-ARM7 interrupt timer, it can be achieved through the disruption of the function of timing

液晶屏128*64的原程序代码编写程序，可以直接移植，通过单片机连接做显示操作-LCD 128* 64 of the original program code programming, can be directly transplanted to do shows through Singlechip connect operation

用于TI公司的TMS320LF2407上的程序，可以产生空间矢量pwm波型-For TI

键盘与显示，按下相应的按键，数码管就显示相应的数字-The keyboard and display, press the corresponding button, digital controls, it displays the corresponding figure