代码搜索：Key
找到约 10,000 项符合「Key」的源代码
代码结果 10,000
www.eeworm.com/read/364029/9924716
asm key recg.asm
ORG 00H
START: MOV R0,#00H ;按键次数
MOV P1,#0FFH ;显示初值
K1: JB P3.7,$ ;判断是否有键按下
LCALL DELAY
JB P3.7,K1 ;判断是按键还是干扰
INC R0 ;如果是按键,按键次数加1
CJNE R0,#10H,K4 ;按键次数达到最大值16
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dsn key function.dsn
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asm key function.asm
ORG 00H
START: MOV A,#0EEH ;显示码初值
MOV P1,#0FFH ;发光二极管全部熄灭
K1: JB P3.7,$
MOV R4,#1H ;延时10毫秒,去抖动
LCALL DELAY
JB P3.7,K1 ;判断是否是按键
S1: MOV P1,A ;输出显示码
MOV R4,
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dsn key board.dsn
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asm key board.asm
DIN EQU P3.0
CLK EQU P3.1
DBUF EQU 30H
TEMP EQU 40H
ORG 00H
MOV 30H,#16 ;数码管显示初始化
MAIN: ACALL DISP ;显示
ACALL KEY ;计算键值
AJMP MAIN
KEY: ;计算键码子程序
MOV P1,#0F
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dsn key lock (1).dsn
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asm key lock (1).asm
;R3——输入错误次数
;R4——密码个数
;R7——输入密码暂存
;R2——键值暂存
;R6——延时参数
ORG 00H
SJMP START
ORG 0BH
START:
;设置初始密码
PASSWORD:
MOV R4,#08H ;密码个数8个
MOV R0,#40H
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asm key lock (2).asm
;*******************************************************
;以下8个字节存放8位数码管的段码
LED_BIT_1 EQU 30H
LED_BIT_2 EQU 31H
LED_BIT_3 EQU 32H
LED_BIT_4 EQU 33H
LED_BIT_5 EQU 34H
LED_BIT_6 EQU 35H
LE
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dsn key lock (2).dsn
www.eeworm.com/read/363762/9936739