1332 LCD测试程序，驱动芯片SED1520

PWM波程序 可以用来控制电机调速，程序比较简单，这里只用了一个定时器就实现了。因为51单片机没有PWM波的寄存器，所以要自己用软件控制。-PWM waves program can be used to control motor speed, procedure is simple, here only a timer is realized. Because no PWM waves 51-series microcomputer to yourself, so with registers control software.

sanDisk sd卡标准协议手册，很好的资料-sanDisk sd card standard protocol manual, very good information

单片机键盘控制程序模板 单片机键盘控制程序模板-Keyboard control procedures Singlechip Singlechip keyboard template template control procedures

模数转换adc0832及液晶显示LM016的应用示例-Analog-to-digital converter and liquid crystal display adc0832 application example of the LM016

W78e58读写iButton的源程序，应用于电子门锁的完整程序-W78e58 iButton read and write the source code used in electronic locks integrity procedures

C51中的指针应用之二.rar-C51 target of Application 2. Rar

用于驱动24L01芯片的函数代码，老外写的，很漂亮！-24L01 chip used to drive the function code, written by a foreigner, very beautiful!

一个基于单片机的充电器程序，能冲各种电池，可以设定模式。-A procedure based on single chip charger can be washed all kinds of batteries, you can set the mode.

用89S51做的红外编码解码程序。载波用555做-89S51 do with the infrared codec procedures. Carrier to do with 555

4X4矩阵键盘+LCD1602显示,可以开发好多功能-4X4 matrix keyboard+ LCD1602, it can be a good multi-purpose development