该头文件配合key.c，在main函数中调用key.c，都文件中添加key.h，使软件更清晰，一目了然...

PIC的资源,用PIC16F505做段码显示的C语言样例-Single and multiple 7-segment displays, multiplexing, and BCD counting on baseline PICs (using the PIC16F505)

通过编程实现对LCD的驱动，实现能在LCD显示器上显示字符和数字。-Through the programming of the LCD driver, able to realize in the LCD display to show characters and numbers.

利用单片机的中断口来测PWM码的宽度，通过本实验仪配备的遥控，单片机解码在数码管上显示（图20）。实际应用例如：红外遥控-use SCM I interrupted to test PWM-yard width, the passage of the experimental apparatus equipped with the remote control, microcontroller decoding in a digital display tube (Figure 20). Practical applications such as : infrared remote control

使用protel99软件编辑的原理电路图，希望对各位有助于电路图的学习和开发-The use of the principle of circuit protel99 software editor, in the hope you will help the study and development of circuit

光驱改成CD播放器,51作CPU,1602作显示,可以加入遥控器,非常好用的-CD-ROM into a CD player, 51 for CPU, 1602 for the show, you can add remote control, very useful

DS1302时钟:综合应用定时器中断溢出,串口通信 实验现象: 每隔4SPC机得一时间,十六进制格式-DS1302 Clock: integrated application timer overflow interrupts, serial communication experimental phenomenon: every 4SPC machine was a time, in hexadecimal format

ARM程序，CM12864液晶显示屏程序，相信很多人需要吧，在LPC2103上测试通过。-ARM program, CM12864 LCD process, I believe many people need it, in the LPC2103 on the test.

240128液晶驱动的测试程序，c语言编写-240,128 LCD driver test procedures, c language

FlashFlex51单片机

基于51系列单片机的DS18B20测量温度系统. 正在学习单片机-MCU DS18B20 temperature measurement system. SCM is learning