rsic_spm.v

RISC状态机由三个功能单元构成：处理器、控制器和存储器。 RISC状态机经优化可实现高效的流水线操作。 RISC 中的数据线为16位。 在数据存储器中的0到15的位置放置16个随机数

 
 module RISC_SPM (clk, rst);
  parameter word_size = 16;
  parameter Sel1_size = 3;
  parameter Sel2_size = 2;
  wire [Sel1_size-1: 0] Sel_Bus_1_Mux;
  wire [Sel2_size-1: 0] Sel_Bus_2_Mux;
  input clk, rst;
// Data Nets
  wire zero;
  wire [word_size-1: 0] instruction, address, Bus_1, mem_word;
// Control Nets
  wire Load_R0, Load_R1, Load_R2, Load_R3, Load_PC, Inc_PC, Load_IR;   
  wire Load_Add_R, Load_Reg_Y, Load_Reg_Z;
  wire write;

 Processing_Unit M0_Processor (instruction, zero, address, Bus_1, mem_word, Load_R0, Load_R1, Load_R2, Load_R3, Load_PC, Inc_PC, Sel_Bus_1_Mux, Load_IR,  Load_Add_R, Load_Reg_Y, Load_Reg_Z,  Sel_Bus_2_Mux, clk, rst);

Control_Unit M1_Controller (Load_R0, Load_R1, Load_R2, Load_R3,
  Load_PC, Inc_PC, Sel_Bus_1_Mux, Sel_Bus_2_Mux , Load_IR,
  Load_Add_R, Load_Reg_Y, Load_Reg_Z, write, instruction, zero, 
  clk, rst);
 
Memory_Unit M2_SRAM (.data_out(mem_word), .data_in(Bus_1), .address(address), .clk(clk), .write(write) );
endmodule