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Negative feedback is widely used in electronic circuits. In amplifier circuits, negative feedback can stabilize the static operating point and amplification factor, reduce nonlinear distortion, ex...[Details]
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In recent years, Samsung has been working hard to maintain the excellent camera specifications of its Galaxy S flagship products. But if recent rumors are reliable, the Korean electronics and technol...[Details]
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In 2020, DingTalk entered the public's field of vision. Many companies and employees who had never used professional office software started working on DingTalk. I am one of them. I initially used it...[Details]
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In the past six months, various news about the electronic information industry chain have often become the focus of public attention. Words such as "5G applications", "driverless driving" and "intell...[Details]
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测量时首先要把太阳能电池板清理干净,放到阳光充足的地方正对着太阳,而且不能有仼何阴影投射在板面上。然后把万用表拨至DC一200V档即可测到开路电压值。然后把档位換成DC一20A的电流档,测量方法同上,就可以得到短路电流值。但这种测短路电流的方法仅限于太阳能电池板,其它电源或电池绝对不能用电流表直接测,否则有可能烧毁电源或仪表。 Since the internal resistance of...[Details]
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Introduction This article introduces how to use the internal 16M crystal oscillator of the STM8L series. experiment platform Compiler software: IAR for STM8 1.42.2 Hardware platform: stm8l101f3p6 d...[Details]
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Touch screen human machine interface (HMI) is a digital device that connects programmable controllers (PLC), frequency converters, DC speed regulators, instruments and other industrial control equi...[Details]
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When measuring signals with an oscilloscope, you can operate the oscilloscope's measurement signals in the following ways. 1. Position of the toggle switch Connect the probe of the oscilloscope to ...[Details]
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Let's analyze why PIC has BANK and PAGE settings from the instruction structure of PIC microcontroller. First, let's see why PIC divides the RAM area into multiple BANKs.
Carefully observe the form...[Details]
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The HDLC (High Level Date Link Control) protocol is one of the most widely used protocols in the field of communications. It is a bit-oriented high-level data link control procedure with powerful e...[Details]
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1. Application Background
In recent years, as the country has invested a large amount of financial resources in highway traffic infrastructure construction, the national road traffic network h...[Details]
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The relay protection tester is a new type of intelligent testing instrument that replaces the previous testing tool that was composed of a voltage regulator and a phase shifter. It has the characteri...[Details]
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1 Introduction to WiMAX
The huge demand for wireless access to the Internet and wireless multimedia data services has driven the rapid development of wireless communication technology. Bro...[Details]
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Schematic A Quick Review of ADCs Most people think that the analog world has lagged behind them, but the truth is that analog has never been stronger! With the rise of the Internet of Things and t...[Details]
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In a recent blog post, Stefan Pongratz, vice president and analyst at market research firm Dell'Oro Group, analyzed the spectrum required for the future development of 5G technology. According to for...[Details]