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Working principle of the circuit: The circuit consists of . The soft start circuit consists of VT2, R3, C3, etc. When the power is just turned on, C3 is equivalent to a short circuit. The power is c...[Details]
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This paper proposes a design scheme of a multifunctional infrared color light remote control based on the commonly used NE555 as the core to form a multivibrator to form an infrared transmitter. Th...[Details]
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Introduction
Since the advent of the single-chip microcomputer in the 1970s, it has attracted people's attention and concern for its extremely high cost performance, so it is widely used and de...[Details]
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Product introduction of U1190 series 3.5-digit handheld clamp meter: The ergonomically designed clamp meter allows you to hold it very comfortably Unique wire separator can separate the wire under ...[Details]
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5G may be fast when you find a signal, but the phones required are usually expensive, something T-Mobile is aiming to upend with its new REVVL 5G smartphone. The carrier is adding a new low-co...[Details]
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Recently, the 2019 World Artificial Intelligence Conference (2019 WAIC) was grandly opened at the Shanghai World Expo Center, presenting a picture of the artificial intelligence scene of the future A...[Details]
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When using STM32CubeMX, you can find the Debug Serial Wire option under SYS, as shown in the figure below. After enabling this option, the corresponding IO pins will become debug pins, as s...[Details]
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By Scot Lester, Applications Engineer, Texas Instruments This article explains the effects of DC bias supplies on operational amplifiers (op amps) used in sensitive analog applications. It also cover...[Details]
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On July 13, Lens Technology released its 2019 semi-annual performance forecast, with a net loss attributable to shareholders of the parent company of 124 million yuan to 170 million yuan, a year-on-y...[Details]
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Have you ever been in a situation where you're dying to make that last phone call, but you know that your phone's battery could die at any time during the call? When your battery's last joules are ...[Details]
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Toyota is always one step ahead of others, which is reflected not only in the speed of product innovation, but also in the standard of output. Smart companies will export standards, which is a truth...[Details]
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LED display unit board:
A. The whole board is not lit
1. Check whether the power supply and signal line are connected.
2. Check whether the test card can identify the interface. If t...[Details]
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According to Tencent Technology, on November 27, 2019, Xiaomi Group released its third quarter 2019 performance report. Xiaomi Group's total revenue in the third quarter of 2019 was 53.66 billion yua...[Details]
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When two instruments need to work together, they can be synchronized by a trigger signal. The ZDS2022 oscilloscope supports trigger output and external trigger input, as shown in Figure 1.4 and Fig...[Details]
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Pickering will launch a revolutionary dual-pole reed relay at the China International Import Expo (CIIE), significantly saving PCB space.
Welcome to visit Pickering booth: Hall 3, Bo...[Details]
MEMS sensors
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