dual-mode，turbo译码器

FPGA在直流电机调速中的应用,利用fpga进行PID闭环控制(tell us speed control for DC motor by FPGA,use fpga for PID circle control)

控制步进电机转动，正反转，旋转角度完美掌握。很好用，亲测(Control stepping motor rotation, positive and negative rotation, perfect control of rotation angle. Very easy to use, personal test)

说明：  libero soc工程，实现通过串口接收到单字节数据后并返回发送给上位机(Libero SOC project, which realizes receiving single byte data through serial port and sending it back to host computer)

示波器的源码,基于串行口的,(oscilloscope source code, based on the serial port,)

16位进位加法器保存，它的Verilog代码，使用XILINX的描述和仿真，Modelsim的

设计一个哈夫曼编码器 要求对一段数据序列进行哈夫曼编码，使得平均码长最短，输出各元素编码和编码后的数据序列。 ① 组成序列的元素是[0-9]这10个数字，每个数字其对应的4位二进制数表示。比如5对应0101，9对应1001。 ② 输入数据序列的长度为256。 ③ 先输出每个元素的编码，然后输出数据序列对应的哈夫曼编码序列。(Designing a Huffman Encoder Huffman coding is required for a data sequence to minimize the average code length and output the coded and coded data sequence of each element. (1) The elements that make up the sequence are the 10 digits [0-9], and each digit is represented by its corresponding 4-bit binary number. For example, 5 corresponds to 0101, 9 corresponds to 1001. (2) The length of the input data sequence is 256. (3) First output the encoding of each element, and then output the Huffman encoding sequence corresponding to the data sequence.)

The SPFD5408A, a 262144-color System-on-Chip (SoC) driver LSI designed for small and medium sizes of TFT LCD display, is capable of supporting up to 240xRGBx320 in resolution which can be achieved by the designated RAM for graphic data. The 720-channel source driver has true 6-bit resolution, which (The SPFD5408A, a 262144-color System-on-Chip (SoC) driver LSI designed for small and medium sizes of TFT LCD display, is capable of supporting up to 240xRGBx320 in resolution which can be achieved by the designated RAM for graphic data. The )

design and implementation of a format conversion system on the Altera NIOS board(QUARTUS) which reads an analogue input, converts it into digital data, and then does the reverse conversion back into analogue format. This will be done by taking an analogue an analogue input using SPI MCP3202 12-Bit A/D converter to generate the digital data stream and then the digital data will be used to generate an analogue output using Analog Devices 8-bit SPI AD7303 D/A converter.

自己写的_MIPS CPU，根据MIPS指令集设计，采用verilog编写，一步一步完善，结构简单清晰，可作为教学使用！        

单片机和FPGA的通信程序，发送5个数，传输稳定，可以自行修改可一次传多个数(MCU and FPGA communication program, send five the number of stable transmission, you can modify the number may be more than one pass)