TreeOperation

通过单片机实现哈希函数SHA-1，C源程序完全可用，已经测试，外部加密芯片采用DS28E01-100(MCU hash function SHA-1, C source code fully available, and has been tested external encryption chip uses DS28E01-100)

这是一个气体传感器的元件封装库，型号为mq-135，使用dxp开发。(This is a gas sensor element package repository, model mq-135, using dxp development.)

通过使用能。Keil 51工具和VC++来实现按键的功.(Achieved by using the Keil 51 tools and VC++ of the key functions.)

利用stm32控制OV2640软件二值化采集数据，进行图像识别，可以操作机械臂打节奏大师(Use stm32 control OV2640 software binary data acquisition, image recognition, playing rhythm master manipulator can be operated)

18B20电路图,温度传感器，汇编版与C语言版共有及51开发板上的连线(The 18B20 schematic, temperature sensor, assembly version of the C language version of Total and 51 development board of the connection)

24CXX的读写代码,适用于于51单片机SCM.可直接使用。 (24CXX the read and write code, suitable for 51 MCU the SCM can be used directly.)

PT2262是一款功能强大的单片机，我所上传的是芯片的资料，希望能对大家有所帮助(PT2262 is a powerful microcontroller, is the chip I have uploaded the information, hoping to be helpful)

RF1100无线模块与英飞凌CX8868位微控单片机(i can t)

doccument for engineer of electronics

此程序为4*4矩阵键盘，键盘自身不带电源电阻，八个接线，在程序中进行需进行软件拉高拉低以便按键扫描。 应用单片机为MSP430F5529。(4* 4 matrix keyboard without power resistors MSP430F5529)