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TI BeagleBoard-XM的開機映像檔，將其解壓縮後，執行其中的sh檔即可自動將你的uSD卡格式化並安置好開機映像檔，其中包含一個readme文檔，可參照其方式執行。(TI BeagleBoard-XM s boot images,uncompress it and execute the .sh file then it can automatically format your uSD card and make install the boot images in it.There is a readme file included and can be followed.)

说明：  Jlink mini 下载器电路图，有兴趣的可以参考下(Jlink mini downloader circuit diagram, those who are interested can refer to)

段码液晶显示屏 驱动芯片 HT1621 驱动程序(Segment LCD driver chip HT1621 driver)

说明：  51单片机红外解码（1）采用脉宽调制串行码，以脉宽为0.565ms，间隔0.56ms，周期为1.125ms的组合表示二进制的“0” （2）一脉宽为0.565ms，间隔1.685ms，周期为2.25ms的组合表示二进制的“1”(51 MCU infrared decoder (1) uses pulse width modulation serial code. The combination of pulse width 0.565 ms, interval 0.56 MS and period 1.125 MS represents the binary "0" (2) pulse width 0.565 ms, interval 1.685 MS and period 2.25 MS represents the binary "1".)

实时时钟芯片ds1302驱动程序，并配合8位数码管显示。(Real-time clock chip ds1302 driver, and with the 8-bit digital tube display.)

说明：  测距超声波探头制作资料，含原理图和PCB图。(Fabrication Data of Ranging Ultrasound Probe)

说明：  三相电的电压电流读取 功率 上报给主机通过CAN(Reading of Three-phase Electric Voltage and Current)

MSP430F149 驱动DS18B20 并在数码管 显示温度，精准度，小数点后2位(MSP430F149 drive DS18B20 and digital display of temperature, precision and after the decimal point two)

说明：  实用教程，单片机编程框架。很详细。初学者可以看看(Practical tutorial, SCM programming framework. Very detailed. Beginners can take a look at it.)

MMA7455 数字加速度传感器模块使用(MMA7455digital accelerometer module using)