FPGA设计的I2C总线控制器的MASTER端的程序

自动售货机程序(Vending machine procedures)

黑金动力原创nios ii教程，介绍了硬件、软件开发流程，提供了led、中断、串口、rtc、spi、iic、定时器等十多个实验的详细介绍(Alinx original nios ii tutorial, this paper introduces the hardware and software development process, and provides led, interrupt, a serial port, the RTC, spi, iic, timer and so on more than a dozen experiments in detail)

FIR滤波器的VHDL源代码及测试文件，已通过编译仿真，绝对正确。(FIR filter VHDL source code and test files, has passed the compiled simulation, absolutely correct.)

FPGA核心板EP4CE10F17C8电路原理图(Circuit schematic diagram of EP4CE10F17C8 core board of FPGA)

Xilinx 的DDR SDRAM控制器，用Verilog HDL描述- A DDR SDRAM contraller sample descripte in Verilog HDL ,base on Xilinx FPGA

this is a verilog code of true random number generator using butterfly puf

说明：  一个红外遥控，可以学习其他的红外编码，并存储记忆，并且将学习到的编码发送(An infrared remote control)

对MAX5250芯片进行控制，实现DA转换输出。(Controlling MAX5250 Chip)

智能小车用到的c程序，单片机C语言与FPGA的 VHDL语言的结合(Smart car used c program, microcontroller C language and the combination of FPGA VHDL)

针对兆瓦级风电并网逆变器主电路研制中存在的并联扩容、开关频率较低和LCL滤波器难以优化设计等问题，提出了采用交流侧串接电感再进行并联的均流方案，采用载波移相技术提高变流器的等效开关频率，提出了LCL滤波器的设计原则，并给出了上述设计的理论依据和实现方法。通过对2兆瓦风电变流器主电路的仿真验证了上述技术方案。(MW-class wind power for grid-inverter main circuit of the parallel development of existing capacity, a lower switching frequency and LCL filter design difficult to optimize the problem, a series inductor AC side in parallel are further flow program, the use of carrier phase-shifting technology to enhance the equivalent converter switching frequency, a LCL filter design principles, and gives the above-mentioned theoretical basis for the design and implementation. 2 MW of wind power converter main circuit simulation program to verify the above-mentioned technology.)