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EDA实验设计-led灯管动态显示；VHDL；Quartus编程
- 引脚配置
- 实现代码
- RTL引脚展示
- 现象记录
- 效果展示
引脚配置
#------------------GLOBAL--------------------#
set_global_assignment -name RESERVE_ALL_UNUSED_PINS "AS INPUT TRI-STATED"
set_global_assignment -name ENABLE_INIT_DONE_OUTPUT OFFset_location_assignment PIN_28 -to CLOCKset_location_assignment PIN_50 -to DIG[0]
set_location_assignment PIN_53 -to DIG[1]
set_location_assignment PIN_54 -to DIG[2]
set_location_assignment PIN_55 -to DIG[3]
set_location_assignment PIN_176 -to DIG[4]
set_location_assignment PIN_47 -to DIG[5]
set_location_assignment PIN_48 -to DIG[6]
set_location_assignment PIN_49 -to DIG[7]set_location_assignment PIN_156 -to SEG[0]
set_location_assignment PIN_158 -to SEG[1]
set_location_assignment PIN_141 -to SEG[2]
set_location_assignment PIN_143 -to SEG[3]
set_location_assignment PIN_124 -to SEG[4]
set_location_assignment PIN_123 -to SEG[5]
set_location_assignment PIN_122 -to SEG[6]
set_location_assignment PIN_121 -to SEG[7]
#------------------END-----------------------#
实现代码
LIBRARY IEEE;
USE IEEE.STD_LOGIC_1164.ALL;
USE IEEE.STD_LOGIC_UNSIGNED.ALL;
USE IEEE.STD_LOGIC_ARITH.ALL;
--USE WORK.ZXQPALC.ALL;
ENTITY LED_8 IS generic( M: integer :=48000 ; N: integer :=8 ) ; PORT( CLOCK : IN STD_LOGIC;SEG : OUT STD_LOGIC_VECTOR(7 downto 0);DIG : OUT STD_LOGIC_VECTOR(7 DOWNTO 0) );
END LED_8;ARCHITECTURE BHV OF LED_8 ISBEGINPROCESS(CLOCK)VARIABLE CQI_1:integer range 0 to M;VARIABLE CQI_2:integer range 0 to N;BEGINIF CLOCK'EVENT AND CLOCK='1' THENIF CQI_1<(M-1) THEN CQI_1:=CQI_1+1; ELSE CQI_1:=0;IF CQI_2<(N-1) THEN CQI_2:=CQI_2+1; ELSE CQI_2:=0;END IF ;END IF ; CASE CQI_2 ISWHEN 0 => SEG<=B"1100_0000"; DIG<=B"0111_1111";WHEN 1 => SEG<=B"1111_1001"; DIG<=B"1011_1111";WHEN 2 => SEG<=B"1010_0100"; DIG<=B"1101_1111";WHEN 3 => SEG<=B"1011_0000"; DIG<=B"1110_1111";WHEN 4 => SEG<=B"1001_1001"; DIG<=B"1111_0111";WHEN 5 => SEG<=B"1001_0010"; DIG<=B"1111_1011";WHEN 6 => SEG<=B"1000_0010"; DIG<=B"1111_1101";WHEN 7 => SEG<=B"1111_1000"; DIG<=B"1111_1110";WHEN OTHERS => SEG<=B"1111_1111"; DIG<=B"1111_1111";END CASE;END IF;END PROCESS ;
END BHV;
RTL引脚展示
现象记录
• 数码管能够从左到右依次显示数字 0 到 7，并且按预期循环显示。
• 仿真与硬件运行结果一致，显示逻辑和计数器的控制符合设计要求。
• 实验目标完成，数码管显示控制系统功能正常。
效果展示
