I used multisim 8 to make a 555 to generate a 40KHZ pulse signal, but the simulated frequency is wrong. Please help me find the circuit diagram in the attachment....
[i=s]This post was last edited by MONKEY666539 on 2014-6-30 17:14[/i] [img]D:\111.jpg[/img] As shown in the figure, the circuit is prepared to control the output voltage at [0.2V, 2.0V]. I don’t know ...
[i=s]This post was last edited by Zhao Yutian on 2017-7-31 08:18[/i] The community access control was broken open, and inside was a coil + cow dung I heard that many of these access control systems ar...
I modified an experimental routine of reading EEPROM from IIC and used it to communicate with the LIS3LV02DQ chip, but I couldn't get it to work no matter how hard I tried. I would like to ask everyon...
I work in the network industry and I don't know much about programming, but I'm very interested in firmware upgrade programs. I want to learn about this, but I have no idea what to do. Is there any ex...
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introduction
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Instrument stepper motor
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1 Introduction
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1. Proposal of
reconfigurable
measurement and control system
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computers
to realize data acquisition a...[Details]
Analysis of the three core aspects of digital TV transmission standards
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1 Introduction to LED
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introduction
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summary
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1. Introduction
Modern modular machine tools are equipped with a large number of electronic devices to meet the requirements of processing accuracy, processing speed, etc. If the conventional ...[Details]