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PC EQU 2 STATUS EQU 3 RA EQU 5 RB EQU 6 RC EQU 7 BIJIAO EQU 0F JIANZHI EQU 8 BUFFER EQU 9 BUFFER1 EQU 0AH BUFFER2 EQU 0BH COUNTER EQU 0CH CON1 EQU 0DH CON2 EQU 0EH P I...[Details]
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Jiwei.com (Text/Kelven) Xiaomi officially released two 5G mobile phones, Xiaomi 9 Pro and Xiaomi MIX Alpha, at the end of September. Among them, Xiaomi 9 Pro 5G has been on the market. It has made mi...[Details]
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2.6 Envelope Detector Typically, spectrum analyzers use an envelope detector to convert an IF signal into a video signal. The simplest envelope detector consists of a diode, a load resistor, and a lo...[Details]
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A method of using a single bus to complete the communication of the single-chip microcomputer is proposed. Combined with the characteristics of the system transmitting both digital and analog ...[Details]
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1. Prepare the project (please install idf in advance) Project preparation: In the project directory, open cmd and enter: as follows, then press Enter to start downloading LVGL github: git clone --re...[Details]
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Since pulse width modulation technology achieves the effect of voltage conversion and frequency conversion of output voltage by adjusting the frequency and duty cycle of output pulses, it has been inc...[Details]
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It is also possible to observe some
digital feedback
in the analog-to-digital converter (ADC) output spectrum
, which can degrade the converter's dynamic range performance. Although good layout...[Details]
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LED soft light strips have been widely used in various lighting products. They are rich in color, high in height and consume little power, making them the first choice for green and environmentally...[Details]
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Lenovo has previously officially announced that it will launch the Motorola edge X mobile phone, which is expected to be the first to launch Qualcomm's latest flagship processor Snapdragon 8 Ge...[Details]
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As a new type of low-voltage protective electrical appliance, the leakage protector is widely installed and used in both cities and rural areas. The reliability of its work directly affects personal ...[Details]
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As an emerging industry, the technical aspects of LED display are very important and are also the core issues in the whole process. This article will discuss the main technical issues that need t...[Details]
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Although the iPhone 12 and iPhone 12 Pro will not be shipped until Friday, the new phones are already in the hands of Apple dealers. If they are turned on, the consequences will be serious. . ...[Details]
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LED digital tube is a commonly used electronic component for simple display of equipment. The following will introduce its performance characteristics, simple detection methods and application pr...[Details]
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Today, Xiaomi's official Weibo account released a 2020 New Year's letter to all employees from Lei Jun, the founder, chairman and CEO of Xiaomi. Lei Jun said that Xiaomi TV shipped 10 million units i...[Details]
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With the development of control technology, voltage and current modulated signals have been more widely used. If the signal has a high harmonic content, the traditional active power measurement metho...[Details]
Analog electronics
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