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If you want to repair a relatively unfamiliar circuit board without any schematic diagram, the so-called "experience" in the past will be of little use. Although people with a solid hardware foundatio...[Details]
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Multimeters are generally used to test whether there is a short circuit in the electrical wiring at home or whether there will be leakage, or to test which wire has power. If you want to check ...[Details]
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On April 25, Dongshan Precision disclosed its first quarter report of 2021, achieving operating income of 7.508 billion yuan, a year-on-year increase of 46.34%, mainly due to the increase in customer...[Details]
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In single-chip microcomputer applications, we often encounter situations where a short delay is required, usually tens to hundreds of μs, and high precision is required (for example, when using a ...[Details]
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A/D converter peripheral circuit
I/V conversion
Multi-channel analog switch
Preamplifier
Sampling and holding circuit
I/V conversion
The output signal of ma...[Details]
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1. Brand and model: Rohde & Schwarz spectrum analyzer FSV 30 2. Reporting fault: Display screen is distorted 3. Analysis, Testing and Judgment After receiving this Rohde & Schwarz spectrum analyz...[Details]
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Why is the UV lamp used for flaw detection called a black light? The UV lamp used in fluorescent magnetic particle flaw detection and fluorescent penetrant flaw detection uses a color filter to filte...[Details]
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On November 10, researchers at the Vienna University of Technology (TU Wien) developed a self-learning robot that can imitate humans to complete simple tasks, such as cleaning a washbasin.
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#include
#define Lcd_Data P0
sbit RS=P2^0;
sbit RW=P2^1;
sbit E=P2^2;
sbit Busy=P0^7;
sbit k1=P1^0;
sbit k2=P1^1;
sbit k3=P1^2;
sbit k4=P1^3;
sbit buzzer=P3^7;
unsigned int hour,min,second...[Details]
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The LM1876 based 20W stereo amplifier circuit has two channels, each channel can produce an output of 10 watts RMS, so the output of the two channels is 20 watts. This circuit is suitable for compu...[Details]
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According to businesskorea, lawmakers from Georgia and Tennessee in the United States sent letters to LG Energy Solutions (LG) and SK Innovation (SK), urging the two Korean electric vehicle (EV) batt...[Details]
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India installed 5 GW of photovoltaic power in the first half of 2018, and the country's total installed capacity has now exceeded 25 GW.
Large solar power plants with a capacity of more th...[Details]
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Recently, Texas Instruments (TI) announced the launch of the latest devices designed to achieve high efficiency and low noise to further expand its sensorless, brushless DC (BLDC) motor driver produc...[Details]
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Are the tragic Lion Air crash in Indonesia last October, followed by the Ethiopian Airlines crash in mid-March this year, a warning to the automotive industry? indeed so. Although the automation tech...[Details]
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Abstract
: This article first introduces the analog bus distribution inside PSoC3, explains the analog routing function of PSoC Creator and some application rules that need to be followed ...[Details]
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