实现了有凌阳的外部中断进行技数，同时有2赫兹的内部定时器，以实现对外部频率的采集 -Sunplus has achieved the technology to a number of external interrupt, while Hertz has 2 internal timer in order to realize the acquisition of external frequency

万年历挂钟智能系统设计开发环境为ICC,可以编译成汇编,直接下栽到嵌入式avr单片机进行控制-calendar wall clock intelligent system design and development environment for the ICC, can compile a compendium, Embedded directly to the downward avr microprocessor control

单片机开发试验例程，多个例程多个功能，助于学习单片机开发实验板-MCU development test routine, a number of routines multiple functions, help to study development of experimental board MCU

文件包含了开发motorola mc9s12uf32单片机一些源码。 　1、USB device 实现 　2、CF卡读取 　3、SD卡读取 　4、ATA硬盘读取-document contains a microcontroller development motorola mc9s12uf32 some source. A USB device to achieve two, three CF card read, SD Card Reader 4, ATA disk read

MP3的源程序,VS1003等, -MP3 of the source code, VS1003, such as, MP3 source, VS1003, etc.

用C8051F040实现DA（模拟-数字）变换。C8051F040集成了12位精度的DA转换器。-With the C8051F040 to achieve DA (analog- digital) conversion. C8051F040 integrates a 12-bit accuracy of the DA converter.

AVR MEGA162控制语音芯片控制 OSYNO6188 TTS的代码，完成初始化及发声测试-AVR MEGA162 control OSYNO6188 TTS voice chip to control the code, complete the initialization and audible test

使用3310液晶---数字频率计 .-Use 3310 LCD- digital frequency meter.

8051 VARIOUS UTILITY FUNCTIONSUTIL_ADCAD - Add Acc to DPTR, sets CYUTIL_ADCBAD - Add B/A to DPTR, sets CYUTIL_SUBBAD-8051 VARIOUS UTILITY FUNCTIONSUTIL_ADCAD- Add Acc to DPTR, sets CYUTIL_ADCBAD- Add B/A to DPTR, sets CYUTIL_SUBBAD