w77e58 双串口 液晶显示源程序 c语言编写

AT45DB021B的C51驱动程序-AT45DB021B driver of the C51

在发一个PC机与51单片机通讯的程序，简单易懂。-In the hair of a PC machine with 51 single-chip communications procedures, easy-to-read.

C51 用PCA 模拟串口，很有参考价值得源码-C51 with PCA serial analog, a valuable source

单片机智能抢答器设计论文，以及设计硬件图和附录-Single-chip intelligent design thesis Answer，And design the hardware chart and Appendix

好实用的好东东，快下呀！--Infrared ray communication design based on SCM.

80C52参考频率计程序，包含中断和定时器典型应用代码段-80C52 reference Cymometer procedures, including suspension and timer typical application code segment

ST7920控制器的12864液晶的测试程序，显示文字和两幅图片，按文件定义接线就可以使用-ST7920 LCD controller 12864 test procedures, display text and two pictures, according to the file, you can use the definition of cable

C到ASM，ASM到C到Keil C

winbond w77e58扩展RAM以及双数据指针的编程方法演示-expansion RAM and dual data pointers programming method demonstration

用于单片机键盘开发的PS2 键盘鼠标协议-For single-chip microcomputer keyboard PS2 keyboard and mouse development agreement