STM32_trace_l298

对RC500卡的读和写，假如刷卡正确的话模块上的LED灯就会亮，没有卡、卡不对、或是其他的不能识别的都不能通过(RC500 card to read and write, if correct module on the card will be light, LED lamp without card and card wrong, or other cannot identify cannot pass)

说明：  下面的程序利用友元函数求两点间的距离。请你将有关的程序补充完整，并总结为什么这里要用友元函数来求两点间的距离。(using friend to get the result.)

K60实现16bitadc采集，可移植性强。(K60 achieve 16bitadc collection, portability.)

这是一个51单片机小程序，功能是实现跑马表，只有三位。(This is a small program the microcontroller 51, the table function is to achieve the Happy Valley, only three.)

isight与adams、MATLAB、adaqus等集成源程序(isight and adams, MATLAB, abaqus and other integrated source)

本程序可以读取电离层IONEX数据，可以运行，程序流畅简洁，清楚易懂!!(The program can read the ionosphere IONEX data, you can run the program smoothly simple, clear and understandable!!)

BH1750FVI光照度传感器在12864液晶上的显示(BH1750FVI light sensor on the 12864 LCD display)

利用但总线DS18B20测温程序，并在LCD显示，取三位有效小数位。整数部分两位。共5位显示。 可在利尔达MSP430F449开发板上直接实现功能。(However, temperature measurement procedure using the bus DS18B20 and LCD display, taking three decimal places effectively. Integral part of the two. A total of five shows. LSD MCU MSP430F449 on the development board can directly implement functionality.)

单片机SCM处理信号的自动聚焦系统，利用单片机SCMM控制光学镜头，实现自动聚焦功能， (MCU SCM processing a signal automatic focusing system, the use of the microcontroller the SCMM to control the optical lens, to achieve auto-focus function,)

MSP430F149控制SD卡读写操作，支持FAT16文件系统(The MSP430F149 Control SD card read and write operations to support the FAT16 file system)