AVR learning materials, AVR study entry a good helper, which has a detailed desc...

采用反正法扫描方法对4X4矩阵式按键进行扫描，判断是哪个按键按下。-Scanning method used in any case law on the 4X4 keypad matrix scan to determine which keys are pressed.

工业仪表常用到4-20mA输出此程序通过C51单片机模拟输出PWM 提供了很好的思路和事例-Industrial instrumentation commonly used to 4-20mA output of this program through the C51 single-chip analog output PWM provides a good example of ideas and

CH372或CH375的USB设备的Windows驱动程序和DLL动态库-CH375 USB or USB Device Driver for Windows DLL and DLL

自己keil C51写的X25045驱动，调试通过-their written X25045 driven through debugging

MSP430C41X中文使用手册,难得 MSP430C41X中文使用手册,难得-MSP430C41X English user manual, user manual Chinese MSP430C41X rare, rare

sed1335fb.c -- Driver for sed1335 lcd control framebuffer device-sed1335fb.c-- Driver for sed1335 lcd cont rol framebuffer device

绝对精美的万年历，12864+ds1302+ds18B20,支持公历，农历，温度等。功能非常全，非常精美。-Absolutely beautiful calendar, 12864+ Ds1302+ Ds18B20, in support of the Gregorian calendar, the Lunar and temperature. Very wide, very delicate.

蜂鸣器响 改变蜂鸣器的频率，通过改变延时时间 蜂鸣器的时间要是是靠延时来完成的-Buzzer buzzer ring to change the frequency by changing the delay time if the buzzer is the time to be completed by the time delay

C51源代码，驱动74164》，这个程序太简单了，不过省得大家自己写了-C51 source code, drive 74164

本代码以8051单片机做的，实现对电子钟的功能。功能包括四按键对电子钟的时间及年月日的调整，6LED数码管显示时间。各部分功能以模块写出，便于以后调用，对于初学单片机的朋友们会有很大帮助。-The code to 8051 to do, to achieve the electronic clock function. Features include 4 buttons on the electronic form of time and date adjustment, 6LED digital tube display time. All parts of capabilities to the module to write, easy to call the future, for beginners SCM would be of great help to my friends.