单片机为控制器件的，一个小巧的频率测试器。用c语言编写，用过验证和实际实践。...

基于AT89S8253单片机的LCD驱动程序代码，用c语言编写-AT89S8253 MCU-based LCD driver code, using c language

SHT71数字温湿度传感器的AVR单片机驱动程序-SHT71 digital temperature and humidity sensor AVR Single Chip Driver

一些关于数据转换与计算的子程序，采用汇编语言编写。-some of the data conversion and calculation of the subroutine using assembler language.

51单片机控制TC35I无线通信模块的完整Keil C程序，还包含GB2312与Unicode转换，国标汉字、ASC字符显示，串口通信，液晶模块控制等程序。-51 single-chip wireless communication module TC35i control the integrity of Keil C procedures, also includes GB2312 and Unicode conversion, GB characters, ASC characters display, serial communications, LCD module control procedures.

单片机C语言的上电初始化，这确实是个头疼的问题!-microcontroller on the C language-- initialization, it is indeed a headache!

胶印机印刷控制程序 -Offset printing control procedures

一种很好的键盘键扫描方法，对初学者有大大的帮助。-A good keyboard key scanning method, has greatly help beginners.

芯片HT1623驱动段码液晶屏显示；通过开辟显存区；利中断定时刷新三排数码管显示；-Chip HT1623 Drive Segment LCD display through the creation of memory area Lee interrupted refresh three rows of digital tube display

AVR m16的开发板，本人制作。有Protel99的原理图和PCB图。可根据个人需要修改。-AVR m16 development board, I produced. There Protel99 the schematic diagram and PCB Fig. Can be based on individual needs to be revised.

ps2键盘的命令集，编写键盘驱动时有用。EDH:置位/复位 LED 指示器。键盘右上角有三个 LED 指示器,分别反映 Caps、Num 和 Scroll 三个键的 锁定情况。参数字节如表 2 所列。 -ps2 keyboard command set, the preparation of useful keyboard-driven. EDH: Set/reset LED indicator. The upper right corner of the keyboard has three LED indicators, respectively, reflecting the Caps, Num and Scroll Lock keys in three cases. Parameter bytes as listed in Table 2.