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On June 29, the Shanghai Stock Exchange officially accepted the application for listing on the Science and Technology Innovation Board of Obbec Technology Group Co., Ltd. (hereinafter referred to as ...[Details]
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After China's Ministry of Commerce announced that it would impose additional tariffs on US$75 billion worth of US imports, US President Trump indicated that he would increase tariffs on Chinese goods...[Details]
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1 Introduction
For the online detection of plates, most domestic manufacturers currently use the ray method. The advantages of this method are fast non-contact continuous measurement, the accuracy ...[Details]
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1 Internal structure of L4984D L4984D is a linear modulation determined off-time control current type PFC controller. When the controller works in continuous conduction mode, it has a linear modulati...[Details]
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For decades, power converter topologies have been based on analog technology. Although most converters use switching technology and pulse width modulation (PWM), the circuit structure is mainly ana...[Details]
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CIRCUIT FUNCTION AND BENEFITS
This circuit provides a simple and effective interface between the ADL5370 I/Q modulator and the AD9779A high speed DAC. The ADL5370 and AD9779A are ...[Details]
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On September 26, the 2020 (16th) Beijing International Automotive Exhibition officially opened. As a landmark enterprise in China's automotive industry, Chery brought more than ten models to the show...[Details]
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Optical spectroscopy in the near infrared (NIR) or visible spectrum offers a simple analytical method for characterizing materials in a variety of applications. However, the cost and size of suitable...[Details]
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In today's information age, as people's requirements for system performance and cost control continue to increase, embedded systems have gained more and more favor with their excellent cost-effecti...[Details]
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TTL NOR gate, open collector gate and tri-state gate circuit
1.TTL NOR Gate
The figure below shows the logic circuit of the TTL NOR gate and its representative symbol.
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In recent years, although China's panel production capacity has continued to increase and it has become the world's largest display panel producer, driver chips are still mainly imported, which has b...[Details]
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China Energy Storage Network News:
On December 22, with the completion of the 220 kV wind power transmission project in Longfeng Lake, Songyuan, Jilin, 13 new energy supporting transmission...[Details]
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1. Schematic diagram 2. GPIO definition 3. Case 1: Light up the LED (1) GPIO-related APIs, see the official documentation (2) API--gpio.mode() (3) API--gpio.write() (4) Light up the LED...[Details]
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1 Introduction This article discusses and compares the relative signal noise of v-cone flowmeters and conventional orifice flowmeters. Signal noise is defined as the fluctuations (fluctuations) in th...[Details]
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Abstract: This article introduces the principle of infrared remote control transmission and reception, proposes a decoding scheme using PLD (programmable logic device), and implements it using EP...[Details]
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