256 点的 IFFT 执行的设计与实现

51单片机测试程序，ＩＣ:UC1676,4线串口(51 MCU test program, IC:UC1676 4-LINE, SPI INTERFACE)

4b5b编码器实现，初学者资源，简单的逻辑电路实现(4b5b encoder implementation, resources for beginners)

用verilog编写的乒乓球游戏，内带ps2，VGA驱动，下载到spantan3开发板上即可使用（原创）-Prepared using Verilog table tennis game, with band ps2, VGA driver, download to spantan3 development board to use (original)

中频70M，30M带宽LFM信号，采样率为102.4M，，数字下变频后，还进行了三倍抽取，最后还得到I，Q两路信号 (IF 70M, 30M bandwidth LFM signal, the sampling rate 102.4M, under digital variable frequency after also carried out three times extracted, and finally also received the I and Q signals)

主要介绍，I2C总线主设备发送数据给从设备，代码实现是用Verilog语言实现的，对硬件设计者有很大好处(Introduces, I2C bus master to send data to the slave device, code is implemented in Verilog language, the hardware designer of great benefit)

说明：  I2C 从设备通讯应用示范程序，用于I2C设计验证(I2C slave communication application demo program, used to for I2C design verification )

nrf24l01发送代码，verilog实现NRF24L01通信(NRF24L01 send code, Verilog to achieve NRF24L01 communication)

说明：  fPGA中的竞争冒险现象的来源及其解决方法(FPGA in the source of the phenomenon of competitive risk-taking and their solutions)

rgmii接口通讯方式，用于FPGA以太网口开发(Rgmii interface communication mode)

键盘输入液晶模块显示字符,在液晶显示屏上显示从PS2键盘输入的字符-Keyboard input LCD display module characters displayed in the LCD screen from the PS2 keyboard input characters