BCD转BIN算法，BCD码转二进制数据。,BCD to BIN algorithm, BCD code to binary data.

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