spi

键盘和LCD显示。Proteus调试通过！(Keyboard and LCD display. Proteus debugging through!)

HDG12864F-3的液晶驱动，有Protues硬件仿真图，方便初学者参考(HDG12864F-3 LCD driver, a Protues hardware simulation map, easy reference for beginners)

c8051f060单片机的flash程序，调试通过(c8051f060 microcontroller flash program, debug through)

OLED使用驱动，基于MSP430 单片机(OLED driver for MSP430 Family )

一遍关于单周控制三相四线制静止无功发生器研究的文章(the reserach of three-phase four-wire static Var Generator with One-cycle Control)

串口与pc机通讯，51单片机例程，只需要修改io口即可实现。(Serial communication with pc, 51 MCU routine, you only need to modify the io port can be realized.)

本软件是STM32f407芯片的ADC操作软件，采用DMA方式。我已经测验了在STM32f407开发板。为了STM32f开发，很有用的软件(This software is the STM32f407 chip ADC operating software, using DMA mode. I ve been testing the STM32f407 development board. In order to STM32f development, very useful software)

用multisim中设计的IGBT驱动保护电路(an igbt drive and protect circuit by multisim)

电梯单台演示PLC程序，采用西门子STEP200硬件环境，梯形图编写，可实现8层电梯的简单功能，关于群控方面需要优化，对大学本科生毕业设计绰绰有余。(PLC elevator demo single procedure, using Siemens STEP200 hardware environment, and the preparation of ladder can realize a simple 8-storey elevator function, on the need for group control optimization, the design of university undergraduate students graduating from more than sufficient.)

多功能数字电表，能实现量程自动切换，液晶显示(Multi-function digital meter, to achieve automatic range switching, LCD)