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FREQ
说明: 用mcs-52系列单片机实现等精度频率测量,T1引脚接被测TTL信号,晶振22.1184MHz,对任何频率都可以实现很高精度的测量(精度<1 ),结果从串口字符串输出,波特率115200,可以用串口调试器观察结果.(With mcs-52 family of single chip and other precision frequency measurement, T1 pin then measured TTL signal, Crystal 22.1184MHz, any frequency can be achieved very high accuracy of measurement (precision<1 ), the result string from the serial output , baud rate 115200, serial debugger can observe the results.)
- 2010-05-02 16:45:44下载
- 积分:1
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PLC_LIFT_CONTROL
电梯单台演示PLC程序,采用西门子STEP200硬件环境,梯形图编写,可实现8层电梯的简单功能,关于群控方面需要优化,对大学本科生毕业设计绰绰有余。(PLC elevator demo single procedure, using Siemens STEP200 hardware environment, and the preparation of ladder can realize a simple 8-storey elevator function, on the need for group control optimization, the design of university undergraduate students graduating from more than sufficient.)
- 2007-10-23 17:47:24下载
- 积分:1
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[p003]STM32F103单片机逆变器原理图和源码
STM32F103单片机逆变器源码,大家知道, 市电或其他的交流电可以通过二极管或可控硅的单向导电性整流成直流电供
给需要使用直流电的场合。这种把交流电变换成直流电的过程我们叫做整流,也叫做顺变。
那么逆变呢?我们自然地就会想到,应该就是把直流电变换成交流电的过程。逆变电源就是
相对于整流器而言通过半导体功率开关器件的开通和关断把直流电变换成交流电的这么一
个装置。 逆变电源也叫做逆变器.(STM32F103 microcontroller inverter source, we all know, city power or other AC can be diode or SCR one-way conductivity rectifier into DC power supply
For occasions requiring direct current. This process of converting alternating current into direct current is called rectification, which is also called commutation.
What about inverting? We naturally think of the process of converting direct current into alternating current. Inverter power is
As opposed to a rectifier, the direct current is converted into alternating current through the turn-on and turn off of the semiconductor power switching device
Unit. An inverter is also called an inverter)
- 2020-11-27 20:39:30下载
- 积分:1
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about_usb_and_mcs51
USB与51单片机的连接使用,采用PDIUSB12接口芯片(51 single-chip USB connectivity and use, the use of PDIUSB12 interface chip)
- 2008-05-11 09:25:13下载
- 积分:1
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ASM
基本按键操作——单键触发8位二进制累加计数器实验(Basic key operation- one-touch trigger 8-bit binary up-counter experiment)
- 2013-12-04 22:15:32下载
- 积分:1
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Electric-Vehicle-Controllers
说明: 电动车控制器 DC负安培高刹车防盗三速提速20带霍尔显示(Electric Vehicle Controllers
)
- 2011-04-02 10:47:44下载
- 积分:1
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Saleae逻辑分析仪软件v1.1.15(附使用手册)
windows 32位机和64位机逻辑分析仪安装包,使用说明。(Windows 32 bit and 64 bit logic analyzer installation kit, instructions for use.)
- 2018-05-10 15:30:49下载
- 积分:1
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MA82G5B32_V1.2
笙泉单片机ma82g5b32的例程代码,可解压使用(The routine code of Shengquan MCU ma82g5b32 can be decompressed and used)
- 2021-01-07 10:48:52下载
- 积分:1
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mini-voltmeter
mini voltmeter using bascom
- 2011-09-23 10:04:08下载
- 积分:1
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智能无叶风扇
基于操作系统,GUI的人际交互界面,,嵌入式智能物业风扇的驱动(Operating System, GUI-based Interactive Interface, Driving of Embedded Intelligent Property Fan)
- 2020-06-23 01:40:01下载
- 积分:1