主要讲述了c8051f020实现日历时钟芯片的功能。

微机原理及系统接口技术――8255开关的实现算法源程序。-Computer System Interface Technology-- 8255 switch algorithm source.

pid学习资料代码-the code of study information of PID

19264液晶显示完整C程序-19,264 LCD integrity C Program

使用show_6_digit(p)unsigned char数组D用作数据口B用作片选

开发板hybus255的bootloader,原版的，功能强大，赶快去看看吧。--Bootloader of developing board hybus255. It is original and very powerful.

解决smartarm2200串口下载问题的程序， 使用ads1.2可以观看全部代码-smartarm2200 solve the serial download procedures, ads1.2 can use to watch all the code

自己编的Freescale 32位微控制器MCF5223x系列的AD模块、PWM模块、QSPI模块综合应用程序（通过程序设定PWM模块，产生所需频率和占空比的脉冲，经过AD采样后，通过QSPI总线将处理数据传输到LCD上显示成脉冲的真实波形）。适用于学习Freescale微控制器的同学使用-Its own series of Freescale 32-bit microcontroller MCF5223x series of AD modules, PWM modules, QSPI module integrated applications (via the procedure set PWM module to generate the required frequency and duty cycle of the pulse, after AD after sampling, through the QSPI bus will process the data transmitted to the LCD display into the real pulse waveform). For students to learn the use of Freescale microcontrollers

调节周立功公司设计的电脑鼠的红外传感器的程序、-Regulation ZLG-designed computer mouse" s infrared sensor process

sprintf源码。独立一个文件就可用。在嵌入式等系统中可能用到。网上找了很多，多数都不能用或功能不全。这个是本人下了一翻功夫完善过的代码。-sprintf source. Separate a file can be used. In the embedded and other systems may be used. The Internet is a lot, most are not usable or insufficiency. This is the effort I made a frightening sound off code.

MXD_SDK_Ax.x.xxx :MXD1320 软件开发包源码-MXD_SDK_Ax.x.xxx: MXD1320 source software development kit