Universal Data Acquisition System finished with the papers.

10cm-2(125khz)读卡器原理图，2款125K的ID卡读卡器的设计图-10cm-2 (125khz) reader schematic, 2 125K" s ID card reader design

几个精确C语言延时程序.1:500ms 2:200ms. 3:10ms.4:1s.-Several precision C language delay procedures .1:500 ms 2:200 ms.3: 10ms.4: 1s.

Nucleus PLUS源码分析-Nucleus PLUS source analysis

将BMP图片变成PCB版图--Convert BMP to PCB graph.

用BF533的AD程序-BF533 with the procedures AD

杭州立宇泰的JTAG原理图，比较简单，但可以用的

微型计算机接口枪答器课程设计- The microcomputer connection gun answering curriculum designs

The RTM660-850 is a single chip frequency generator for INTEL 850 chipset Clock Synthesizer Driver Specification. The clock chip provides standard serial bus for programming device function. Base on the function above, the spread spectrum can be enable for reducing EMI.

一个arm7实验板上网络控制测试程序，此网络控制测试程序由c语言编写。-a arm7 experiment on-board network control test procedures, test procedures of this network control by c language.

stm32平台华邦spi flash w25qxx源代码，可以移植到其他平台。