sm4 vhdl

RS(255,223)编解码算法。verilogHDL代码实现，在XILINX的芯片上得到验证。不包含任何IP核，方便移植到任何FPGA芯片。(RS (255223) encoding and decoding algorithm. VerilogHDL code to achieve, in the XILINX chip to be verified. Does not contain any IP core, easy to transplant to any FPGA chip.)

vhdl参考程序，供初学者参考使用-VHDL reference procedures, their use and reference for beginners

用于altera公司DE2开发板上SD_Card_Audio的实例-DE2 development company for the altera board SD_Card_Audio examples

VHDL语言编写的I2C通信接口,可与单片机等MCU相连,只占用很少的引脚线完成数据的传输(Written in VHDL I2C communication interface, such as MCU and MCU can be connected, only takes a few lines to complete the data transmission pin)

Qutuas II v7.1的key_gen 对sp1无效 这就是个v7.1 sp1的key_gen -Key_gen the Qutuas II v7.1 for sp1 invalid This is the v7.1 sp1 months key_gen

PS2键盘实验Verilog HDL代码(PS2 keyboard experiment Verilog HDL code)

说明：  vhdl常见小实验代码，包括二进制比较器，4选1,8421十进制，8421转化成格雷码，8421余三码，分频器，数据码译码器，二进制减计数器，四位环形计数器等(VHDL common small experiment code)

半加器

编译实现循环码的产生，用FOR循环分别对其中的码元进行设置。-Implementation cycle of the compiler generated code, respectively, using FOR Cycle one of the key element of the set.

ALTERA FPGA CLPD