FSM:Sequence 1101 recognizer

题目网站

module top_module (
    input clk,
    input reset,      // Synchronous reset
    input data,
    output start_shifting);

    parameter IDLE = 3'd0, S1 = 3'd1, S2 = 3'd2;
    parameter S3 = 3'd3, OUT = 3'd4;
    reg [2:0] current_state, next_state;

    always @(*) begin
        case(current_state)
            IDLE:       next_state = data ? S1 : IDLE;
            S1:         next_state = data ? S2 : IDLE;
            S2:         next_state = data ? S2 : S3;
            S3:         next_state = data ? OUT : IDLE;
            OUT:        next_state = OUT;
            default:    next_state = IDLE;
        endcase
    end

    always @(posedge clk) begin
        if(reset) begin
            current_state <= IDLE;
        end
        else begin
            current_state <= next_state;
        end
    end

    assign start_shifting = current_state == OUT;

endmodule
posted @   江左子固  阅读(31)  评论(0编辑  收藏  举报
相关博文:
阅读排行:
· winform 绘制太阳,地球,月球 运作规律
· 震惊!C++程序真的从main开始吗?99%的程序员都答错了
· AI与.NET技术实操系列(五):向量存储与相似性搜索在 .NET 中的实现
· 超详细:普通电脑也行Windows部署deepseek R1训练数据并当服务器共享给他人
· 【硬核科普】Trae如何「偷看」你的代码?零基础破解AI编程运行原理
点击右上角即可分享
微信分享提示