Jh_cpu is a cpu with 12 address,8 data bus, adn give direct address ,indirect address two addressin way.-This VHDl code can provide a total clear and detail process to create a basic function risc cpu.

包括1) 时钟发生器 2) 指令寄存器 3) 累加器 4) RISC CPU算术逻辑运算单元 5) 数据控制器 6) 状态控制器 7) 程序计数器 8) 地址多路器 -1) clock generator 2) instruction register 3) accumulator 4) RISC CPU arithmetic logical unit 5) of the data controller 6) state controller 7),