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蜂鸣器在单片机上的应用,汇编语言,附原理图及说明学习文档 蜂鸣器的正极性的一端联接到5V电源上面,另一端联接到三极管的集电极,三极管的基级由单片机的P2.4管脚...
蜂鸣器在单片机上的应用,汇编语言,附原理图及说明学习文档 蜂鸣器的正极性的一端联接到5V电源上面,另一端联接到三极管的集电极,三极管的基级由单片机的P2.4管脚通过一个与非门来控制, 用户可以通过程序控制P2.4管脚的置低和置高来使蜂鸣器发出声音和关闭。 蜂鸣器的声音大小及音调可以通过调整P2.4管脚的置高时间及输出的波形进行控制,这一点可以在调试程序的时候来试验。-On the buzzer in single-chip applications, assembly language, with a schematic diagram and instructions to study documents the positive polarity of the end of the buzzer connected to the 5V power supply above, the other end connected to the transistor" s collector, the base level by the single-chip transistor Machine P2.4 pin through a NAND gate to control, the user can be programmed to set pin P2.4 low and set high to make the buzzer sound on and off. Buzzer sound size and pitch can be set by adjusting the P2.4 pin of the high time and output waveform control, and this point could be the time to test the debugger.
- 2023-07-19 04:45:03下载
- 积分:1
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基于51的蓝牙车程序(内附手机APP)
基于51的蓝牙车程序,你只需按着程序接线即可,内附手机APP,有摇杆按钮控制,并且可实现重力感应
- 2023-03-16 14:20:08下载
- 积分:1
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his first mass production procedures, procedures for charging an external coding...
自己第一次量产程序,为一充电程序,外围用LM324编码,很使用的-his first mass production procedures, procedures for charging an external coding using LM324 is used
- 2022-02-02 08:41:13下载
- 积分:1
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asm汇编语言详细教程
asm汇编语言详细教程-asm detailed guide assembly language
- 2022-03-12 03:45:51下载
- 积分:1
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use assembler in MCS
利用汇编程序在51单片机上实现了音乐播放器的功能,希望能给大家提供帮助.-use assembler in MCS-51 achieved a music player function, we can hope for help.
- 2022-03-21 08:23:11下载
- 积分:1
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This file contains a summary of what you will find in each of the files that
m...
This file contains a summary of what you will find in each of the files that
make up your TspSA application.
TspSA.dsp
This file (the project file) contains information at the project level and
is used to build a single project or subproject. Other users can share the
project (.dsp) file, but they should export the makefiles locally.
-This file contains a summary of what you will find in each of the files that
make up your TspSA application.
TspSA.dsp
This file (the project file) contains information at the project level and
is used to build a single project or subproject. Other users can share the
project (.dsp) file, but they should export the makefiles locally.
- 2022-02-14 02:44:38下载
- 积分:1
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Pressure acquisition program can be displayed by external sensors to measure pre...
压力采集程序,能够通过外接传感器来测量显示压力并做处理-Pressure acquisition program can be displayed by external sensors to measure pressure and to do deal with
- 2022-05-10 20:05:43下载
- 积分:1
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汇编的windows创建进程的例子
汇编的windows创建进程的例子-The windows to create the process of compilation of examples of
- 2022-01-29 03:33:36下载
- 积分:1
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一个密码程序很好
一个密码程序很好-a good password procedures
- 2022-05-25 15:06:28下载
- 积分:1
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为贪吃蛇游戏源代码
为贪吃蛇游戏源代码-Snake game for the source code
- 2022-04-01 15:43:36下载
- 积分:1