alwaysposedgeclknegedgerstbegind1b0d2b0d3b0endelsebegin某个按键值变化时LED将做亮灭翻转ledctrld1d1ledctrld2d2ledctrld3d3endassignledd5d1b0LED翻转输出assignledd3d2b0assignledd4d3b0endmodule也许初看起来这段代码似乎有点吃力好多的always好多的wire啊而我们通常用得最多的判断转移好像不是主流。的确是这样...
Introduction 在C語言裡,省略else只是代表不處理而;已但在Verilog裡,省略else所代表的是不同的電路。 always@(a or b or en) if (en) c = a & b; 在combination logic中省略else,由於必須在~en保留原本的值,所以會產生latch。 always@(posedge clk) if (en) c <= a & b; 雖然也必須在~en保留原本...
turnstile_FSM(.C(C),.P(P),.clk(clk),.reset(reset),.y(y)); endmodule A、仿真时延单位是1ns,时间精度为100ps; B、#10 C=1; // 时延10ns,输入变量C=1,刷卡开始时刻为80ns; C、仿真波形图中要展示的波形变量,有C,P,clk,reset,y; ...
假设初始输入 a=2 , b=1 , 以下程序执行的结果是? always@(posedge clk) begin b <= a; c <= b; end声明: 本网站大部分资源来源于用户创建编辑，上传，机构合作，自有兼职答题团队，如有侵犯了你的权益，请发送邮箱到feedback@deepthink.net.cn 本网站将在三个工作日内移除相关内容,刷刷题对内容所...
*/RCC_ClkInitStruct.ClockType=RCC_CLOCKTYPE_HCLK4|RCC_CLOCKTYPE_HCLK2|RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK|RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;RCC_ClkInitStruct.SYSCLKSource=RCC_SYSCLKSOURCE_HSE;RCC_ClkInitStruct.AHBCLKDivider=RCC_SYSCLK_DIV1;RCC_ClkInitStr...
如果输入信号为in,输出信号为out,则以下程序的功能是?()<br/> reg int_reg;<br/> always@( posedge clk or negedge rst) <br/> begin<p style="margin: 0px;"> if (!rst)<br/> int_reg <= 0;<br/> else <br/> int_reg <= in; <br/> end<b
Search or jump to... Search code, repositories, users, issues, pull requests... Provide feedback We read every piece of feedback, and take your input very seriously. Include my email address so I can be contacted Cancel Submit feedback Saved searches Use saved searches to filter your...
We read every piece of feedback, and take your input very seriously. Include my email address so I can be contacted Cancel Submit feedback Saved searches Use saved searches to filter your results more quickly Cancel Create saved search Sign in Sign up Reseting focus {...
!! Open the uniphy top RTL(q_sys_fpga_sdram.v) !! then, find the line that contains... !! .mp_cmd_clk_1(1'b0), !! change this to !! .mp_cmd_clk_1(mp_cmd_clk_0_clk), .mp_cmd_clk_1 (mp_cmd_clk_0_clk), // (terminated) .mp_cmd_reset_n_1 (mp_cmd_...
*/RCC_ClkInitStruct.ClockType=RCC_CLOCKTYPE_HCLK4|RCC_CLOCKTYPE_HCLK2|RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK|RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;RCC_ClkInitStruct.SYSCLKSource=RCC_SYSCLKSOURCE_HSE;RCC_ClkInitStruct.AHBCLKDivider=RCC_SYSCLK_DIV1;RCC_ClkInitStr...