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红外遥控接收
ORG 0000H
LJMP START 转入主程序
ORG 0010H
START:
MAIN:
JNB P2...
红外遥控接收
ORG 0000H
LJMP START 转入主程序
ORG 0010H
START:
MAIN:
JNB P2.2,IR
LJMP MAIN
以下为进入P3.2脚外部中断子程序，也就是解码程序
IR:
MOV R6,#9
SB:
ACALL DELAY882 调用882微秒延时子程序
JB P2.2,EXIT 延时882微秒后判断P3.2脚是否出现高电平如果有就退出解码程序
DJNZ R6, SB 重复10次，目的是检测在8820微秒内如果出现高电-infrared remote control receiver ORG 0000H LJMP START into main program ORG 0010H START : MAIN : JNB P2.2, IR LJMP MAIN below to enter P3.2 foot external interrupt subroutine, which is decoding procedures IR : MOV R6, SB# 9 : Calling ACALL DELAY882 882 microsecond delay subroutine JB P2.2, EXIT 882 microsecond delay after the judgment whether there P3.2 feet to I quit if decoding procedures DJNZ R6, SB repeated 10 times, the purpose is to test if within 8,820 microsecond high
- 2022-07-21 10:12:11下载
- 积分：1
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多
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- 2022-02-13 16:39:58下载
- 积分：1
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用485实现单片机之间的串行通信。
从机部分一直等待主机的命令，接收到就发响应信号，然后接受数据，接受成功就用液晶显示...
用485实现单片机之间的串行通信。
从机部分一直等待主机的命令，接收到就发响应信号，然后接受数据，接受成功就用液晶显示-MCU with 485 Serial Communication between. From the plane of the mainframe have been waiting for the orders received on the response signal and then receive data on the successful use of acceptable LCD
- 2022-08-07 21:09:13下载
- 积分：1
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- 2022-08-24 01:47:43下载
- 积分：1
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- 2023-05-08 10:45:02下载
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- 2023-07-11 04:00:03下载
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8051 的一个键盘扫描的程序
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- 2022-07-08 01:00:04下载
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- 2022-05-18 16:15:02下载
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LPC2378液晶演示项目的源代码，希望大家喜欢
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- 2022-03-04 17:45:16下载
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采用ATMEGA48设计制作低成本高精度的数字温度计，采用C语言设计开发源代码。...
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- 2023-01-18 23:50:03下载
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