交通灯带左转指示灯DE1开发板红绿灯夜间闪烁verilog代码

工程文件

管脚分配

RTL图

部分代码展示:

//交通灯
module?traffic_light(
input?clk,//50Mhz
input?lock_key,//紧急按键，按下均为红灯--按键SW0
input?night_key,//夜间控制按键，LED闪烁--按键SW1
input?main_green_add,//主路绿灯加--按键key2
input?main_green_sub,//主路绿灯减--按键key3
input?branch_green_add,//支路绿灯加--按键key0
input?branch_green_sub,//支路绿灯减--按键key1
output?main_red,//主路灯--LED?red?6
output?main_green,//主路灯----LED?green?6
output?main_left,//主路灯----LED?green?7
output?main_yellow,//主路灯--LED?red?7
output?branch_red,//支路灯--LED?red?0
output?branch_green,//支路灯--LED?green?0
output?branch_left,//支路灯--LED?green?1
output?branch_yellow,//支路灯--LED?red?1
//数码管
output?[7:0]?HEX0,//低亮
output?[7:0]?HEX1,//低亮
output?[7:0]?HEX2,//低亮
output?[7:0]?HEX3?//低亮
);
?wire?clk_1Hz;
?wire?[7:0]?main_green_BCD;
?wire?[7:0]?main_left_BCD;
?wire?[7:0]?main_yellow_BCD;
?wire?[7:0]?main_red_BCD;
?wire?[7:0]?branch_green_BCD;
?wire?[7:0]?branch_left_BCD;
?wire?[7:0]?branch_yellow_BCD;
?wire?[7:0]?branch_red_BCD;
?
?wire?[7:0]?main_data_out;
?wire?[7:0]?branch_data_out;
?
wire?main_red_led;//主路灯
wire?main_green_led;//主路灯
wire?main_left_led;//主路灯
wire?main_yellow_led;//主路灯
wire?branch_red_led;//支路灯
wire?branch_green_led;//支路灯
wire?branch_left_led;//支路灯
wire?branch_yellow_led;//支路灯
assign?main_red=main_red_led;//主路灯
assign?main_green=main_green_led;//主路灯
assign?main_left=main_left_led;//主路灯
assign?main_yellow=main_yellow_led?;//主路灯
assign?branch_red=branch_red_led;//支路灯
assign?branch_green=branch_green_led;//支路灯
assign?branch_left=branch_left_led;//支路灯
assign?branch_yellow=branch_yellow_led?;//支路灯?
//分频模块
div?div100
(
.?clk(clk),
.?clk_out(clk_1Hz)
);
//按键调整时间
wire?[7:0]main_green_time;//由外部控制
wire?[7:0]main_yellow_time;
wire?[7:0]branch_green_time;//由外部控制
wire?[7:0]branch_yellow_time;
assign?main_yellow_time=8'd6;//主路黄灯时间设置为6秒（T2=6）
assign?branch_yellow_time=8'd6;//支路黄灯时间设置为6秒（T2=6）
time_ctrl?i_time_ctrl(
.?clk(clk),//50MMhz
.?main_green_add(main_green_add),//主路绿灯加
.?main_green_sub(main_green_sub),//主路绿灯减
.?branch_green_add(branch_green_add),//支路绿灯加
.?branch_green_sub(branch_green_sub),//支路绿灯减
.?main_green_time(main_green_time),//主路绿灯时间
.?branch_green_time(branch_green_time)//支路绿灯时间
);
///////////////////////////////
reg?[7:0]?display_main;
reg?[7:0]?display_branch;
////////////////////////////////
//交通灯控制模块
led?led(
.?clk_1Hz(clk_1Hz),
.?lock_key(lock_key),//紧急按键,为1紧急状态，为0正常状态
.?night_key(night_key),//
.?main_red(main_red_led),//主路灯
.?main_green(main_green_led),//主路灯
.?main_left(main_left_led),//主路灯
.?main_yellow_led(main_yellow_led),//主路灯
.?branch_red(branch_red_led),//支路灯
.?branch_green(branch_green_led),//支路灯
.?branch_left(branch_left_led),//支路灯
.?branch_yellow_led(branch_yellow_led),//支路灯
.?main_green_time(main_green_time),
.?main_left_time(main_green_time),
.?main_yellow_time(main_yellow_time),
.?branch_green_time(branch_green_time),
.?branch_left_time(branch_green_time),
.?branch_yellow_time(branch_yellow_time),
.?main_green_BCD(main_green_BCD),//绿灯时间计数
.?main_left_BCD(main_left_BCD),//左转灯时间计数
.?main_yellow_BCD(main_yellow_BCD),//黄灯时间计数
.?main_red_BCD(main_red_BCD),//红灯时间计数
.?branch_green_BCD(branch_green_BCD),//绿灯时间计数
.?branch_left_BCD(branch_left_BCD),//左转灯时间计数
.?branch_yellow_BCD(branch_yellow_BCD),//黄灯时间计数
.?branch_red_BCD(branch_red_BCD)//红灯时间计数
);
//显示数据生成模块
shumaguan_data?shumaguan_data(
.?clk(clk),
.?main_red(main_red_led),//主路灯
.?main_green(main_green_led),//主路灯
.?main_left(main_left_led),//主路灯
.?main_yellow(main_yellow_led),//主路灯
.?branch_red(branch_red_led),//支路灯
.?branch_green(branch_green_led),//支路灯
.?branch_left(branch_left_led),//支路灯
.?branch_yellow(branch_yellow_led),//支路灯
.?main_green_BCD(main_green_BCD),//绿灯时间计数
.?main_left_BCD(main_left_BCD),//
.?main_yellow_BCD(main_yellow_BCD),//黄灯时间计数
.?main_red_BCD(main_red_BCD),//红灯时间计数
.?branch_green_BCD(branch_green_BCD),//绿灯时间计数
.?branch_left_BCD(branch_left_BCD),
.?branch_yellow_BCD(branch_yellow_BCD),//黄灯时间计数
.?branch_red_BCD(branch_red_BCD),//红灯时间计数
.?main_green_time(main_green_time),
.?main_left_time(main_green_time),
.?main_yellow_time(main_yellow_time),
.?branch_green_time(branch_green_time),
.?branch_left_time(branch_green_time),
.?branch_yellow_time(branch_yellow_time),
.?main_data_out(main_data_out),//主路数码管数据显示
.?branch_data_out(branch_data_out)//支路数码管数据显示
);
display?display
(
.?clk(clk),
.?main_data(main_data_out),//主路数码管数据显示
.?branch_data(branch_data_out),//支路数码管数据显示
.?HEX0(HEX0),//低亮
.?HEX1(HEX1),//低亮
.?HEX2(HEX2),//低亮
.?HEX3(HEX3)?//低亮
);
endmodule

点击链接获取代码文件：http://www.hdlcode.com/index.php?m=home&c=View&a=index&aid=238