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Introduction to microcontroller pins 1. Power pin ●VSS: Ground. ●VCC: external 5V power supply. 2. External crystal oscillator pin ●XTAL1: When the microcontroller uses the internal oscillation c...[Details]
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For example, if you want to measure the voltage waveform between the two ends of a resistor, and both ends have voltage to ground, then you cannot connect the ground end of the ordinary probe to ei...[Details]
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At present, 8-bit single-chip microcomputers still occupy an important position in the field of measurement and control and the application of intelligent electronic products. The application of embed...[Details]
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On January 13, Musk announced his withdrawal from Facebook and claimed that he would soon develop a new mobile operating system to replace Android and Apple operating systems. It is understood t...[Details]
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At first I wanted to use interrupts, but in the end I ended up using code.
#include
#define uchar unsigned char
#define uint unsigned int
uchar code tab ={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,...[Details]
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Nowadays, we can already feel the convenience that the Internet of Things brings to our lives and work. As a trillion-level market, IoT has a very promising future. IoT communications are divided int...[Details]
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Abstract: This paper introduces the implementation and application of the Qinghai-Tibet Railway passenger train vacuum feces monitoring system with ADAM-5510KW as the monitoring core, as well as the t...[Details]
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Jiwei.com News: In recent years, with the development of smart phones, the battery capacity of mainstream mobile phone brands has become larger and larger to meet the demand for longer battery life. ...[Details]
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Pixel Fold is a phone full of Wong Kar-wai style: it is like a bird without feet, it will only land once in its life, and that is when it 'dies'. In the digital circle, there have been endl...[Details]
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1. Accuracy of the instrument
China's electrical instruments are divided into seven levels: 0.1, 0.2, 0.5, 1.0, 1.5,
2.5, and 5.0
. This level means the percentage error of the full scale of t...[Details]
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Following is a 4 x 25W Quad Audio Amplifier circuit (an amplifier with four inputs and four outputs) based on TDA7381. This amplifier is designed for car audio systems but you can also use this cir...[Details]
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Load refers to the electronic components connected to the two ends of the power supply in the circuit. The circuit should not be connected directly to the two poles of the power supply without a lo...[Details]
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As August draws to a close, Apple’s new product launch is getting closer. Recently, Bloomberg published an ultimate prediction article, which revealed a lot of information about new iPhones, iPads an...[Details]
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Multifunctional alcohol pencil eraser wear tester Introduction: The water-resistant alcohol wear tester is suitable for testing the solubility resistance of key surfaces, plastic shells, and coatings...[Details]
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The common flow measurement instruments and their performances currently used in chemical production processes are listed in Table 3-6.
Instrument name
measurement accuracy
Main applica...[Details]