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8位相等比较器.vhd
-- 8-bit Identity Comparator
-- uses 1993 std VHDL
-- download from www.pld.com.cn & www.fpga.com.cn
library IEEE;
use IEEE.Std_logic_1164.all;
entity HCT688 is
port(Q, P : in std_logic_v
8-bit unipolar successive approximation adc.vhd
--8-bit Unipolar Successive Approximation ADC
--8-bit unipolar successive approximation analogue to digital converter
--demonstrates use of LOOP and WAIT statements
ENTITY adcsc8 IS
PORT(vin : IN REAL
interval.out
[-8.000,1.000]
[-27.000,8.000]
[-8.000,14.000]
[-49.000,7.000]
[10.150,45.000]
pmt6.std
8.6283
8×8led点阵显示数字与字符.lnp
"8×8LED点阵显示数字与字符.obj"
TO "8×8LED点阵显示数字与字符"
8.5.__i
"8.5.c" BROWSE DEBUG OBJECTEXTEND
8-2-1.asm
;8-2-1.ASM
$MOD51
ORG 0000H
SETB P1.7
SETB P1.6
CLR P1.5 ;将P1.5引脚的状态清为0
SETB P1.4
SETB P1.3
SETB P1.2
SETB P1.1
SETB P1.0
END
8-9-3.asm
;8-9-3.ASM
COUNT DATA 30H
$MOD51
ORG 0000H
MOV P1,#0FFH ;将FFH送到P1
MOV COUNT,#3FH
;
LOOP: SETB P1.5 ;P1.5=1,LED不亮
ACALL DELAY
CLR P1.5 ;P1.5=0,LED亮
ACALL DELAY
DJNZ COUNT,LOOP
SJM
8-1-4.asm
;8-1-4.ASM
$MOD51
MOV R0,#20H ;R0=20H 立即寻址
8-1-3.asm
;8-1-3.ASM
$MOD51
MOV 20H,#0FH ;(20H)=0FH 立即寻址
MOV 90H,20H ;P1=(90H)=(20H) 直接寻址
END