基于system generator的SPI协议的设计，能自动转换成verilog或VHDL语言-Based on the system of the generator SPI protocol design

there are 5 files. the first two codes are written in Matlab as m-files in control system design to show step responses. in contrast, the final three codes are written in verilog ( Quartus II) used in Altera one of them for BCD adder and the other fo