C51模拟串口程序，参加电子设计的时候设计的。

一个基于单片机的系统设计，快热式电热水器的-MCU-based system design, fast heat-type electric water heaters

Proteus仿真实例，在Proteus下仿真uart，非常不错，值得下载。-Proteus simulation example, in the Proteus simulation under the uart, very good, it is worth downloading.

数模转换，控制pwm波形输出，51单片机，C语言。-Digital-analog conversion, control pwm waveform output, 51 single-chip, C language.

一个出学习者的很好的单片机的教程．．．．．．很实用-The learner a good tutorial SCM. . . . . . Very practical

用AT89S51单片机控制的1602液晶屏程序，-AT89S51 MCU with LCD 1602 procedures,

飞利浦的80C552串口通信代码，可通过PC机完成对单片机的控制，并向上位机返回数据。-80C552 bunches of communication code of Philip, can finish the control on one-chip computer through the PC , and return to the data in the upward location machine.

自己现在用的51系列单片机下载线，用74HC373芯片-himself with the 51 series microcontroller downloaded line with 74HC373 chips

由P89V51RB2单片机控制小车在翘翘板上寻找平衡点,装载倾角传感器.-By SCM P89V51RB2 car in the seesaw to find the equilibrium point, loading angle sensor.

pic单片机定时器和计数器的初始化程序，定时器0定时100ms，计数器T1计数外部脉冲个数，查寻方式-Single-chip timers and counters pic initialization procedure, Timer 0 Timing 100ms, external pulse counter counts the number of T1, search methods

自制的串口控制8路光藕隔离输出，可以通过计算机串口控制，8路输出-homemade serial control a variety of eight-channel optical output isolation can be controlled via computer serial port, eight output