基于AT89C52的单片机4X4键盘原理图，可用于小系统板-Based on AT89C52 microcontroller 4X4 keyboard schematics, can be used for a small system board

单片机，C51实现的音乐代码,可在主函数中插入使用-fasdfdfgggs

6122红外编码 应用nop进行延时，实现6122编码。-6122 IR CODE

adc with atmega8 with proteus

4x4键盘的程序，新思路，希望能对大家有所帮助。-4x4 keyboard procedures, new ideas, hoping to be helpful for everyone.

C51源程序//读写EEPROM，24C16-C51 source code// to read and write EEPROM, 24C16

DS12CR887高精度万年历_C51程序-DS12CR887 high-precision calendar _C51 procedures

freescale单片机HCS12对12864的驱动，能显示汉字，ASCII字符，以及绘图等。-Freescale HCS12 of 12864 single-chip driver, can display Chinese characters, ASCII characters, as well as graphics and so on.

DDS芯片AD9851的程序，keil编写，AD9851接成并行接口-err

128*64 LCD 中文显示例程，KS0108芯片-128* 64 LCD Chinese display routines, KS0108 chip