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COB light sources were once all the rage, and their superior heat dissipation performance and low-cost manufacturing were sought after by many packaging companies. However, when everyone turned to...[Details]
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As we all know, in the global semiconductor silicon wafer industry, international giants such as Shin-Etsu Chemical, SUMCO, and Siltronic occupy a major market share. However, domestic semiconductor ...[Details]
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Added Nand Flash ECC support Also refer to the URL http://blog.csdn.net/fulinus/article/details/8737129 Modify the relevant files: 1.u-boot-2011.03driversmtdnands3c2440_nand.c 2.u-boot-2011.0...[Details]
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In many cases, it is necessary to bury the grounding body and lead out the grounding level so that the equipment can be reliably grounded. To ensure that the grounding resistance meets the requirement...[Details]
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Fault 1: Unable to boot normally When the instrument fails to start, the first thing to consider is whether it is a power failure or a mainboard failure. After receiving the instrument, we powered ...[Details]
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Implementation of specific functions: By pressing different buttons, different digital passwords can appear on the LCD1602 display. If an error is entered, ERR will be displayed, otherwise ON will be...[Details]
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One point that should be pointed out here is that there are two parameters that affect the TPWM modulation mode: one is the modulation index M=UT/Uc, and the other is the carrier ratio F=ωC/ωT, whi...[Details]
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A few days ago, a user confirmed that the recently hotly discussed Gevey SIM card sticker can successfully unlock the iPhone 4 with baseband 02.10.04 and iOS 4.3, allowing it to run on the T-...[Details]
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Jiwei.com reported on March 16 that the latest report released by market research firm IDC showed that global shipments of wearable devices in the fourth quarter of 2020 were 153.5 million units, a y...[Details]
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In the aerospace equipment test, gyroscope and accelerometer test is an indispensable and important part. With the improvement of the accuracy level of gyroscope and accelerometer, the accuracy requi...[Details]
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Figure 1 shows the schematic for the reference design with an input voltage range of 2.7V to 5.5V. By connecting the CP pin to V IN and removing the charge-pump capacitor (C3), the circuit accepts ...[Details]
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The optocoupler HCPL-316J is a product launched by Agilent several years ago and is widely used abroad. This article introduces the basic working principle of the optocoupler HCPL-316J, gives ...[Details]
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On April 3, Tu Li, executive deputy general manager of Sichuan Development Xingxin Vanadium Energy Technology Co., Ltd., and his four-member delegation visited the Institute of New Materials for ex...[Details]
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For traditional flow detection systems, most of them use electromagnetic sensors, which are easily affected by external magnetic fields and lead to incorrect flow measurement. MSP430 microcontroller,...[Details]
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1 Introduction
At present, most of the rice cookers on the market use mechanical or fixed power heating, with low energy utilization and single functions, which are difficult to meet people's...[Details]