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Previously, the backlight of the TV at home was not bright and there was a sound. I thought the light strip was broken. After replacing it, it still did not light up. At that time, I did not ...[Details]
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PLC not only has the control functions of traditional relay control systems, but also can expand input and output modules, especially some intelligent control modules, to form different control sys...[Details]
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figure 1 Although power batteries do not seem to have complex components, they still need to go through a lot of complex and repetitive testing from research and development to application, and ...[Details]
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1. Hardware Solution The hardware circuit of the automatic curtain system is mainly composed of peripheral circuits such as light detection circuit, clock circuit, motor control circuit, key circuit,...[Details]
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I spent nearly a day tinkering with it. . . Because I used the STM32F103 chip before, and this time it's the STM32L151 , the RTC usage of the L series and the F series is different. Without further a...[Details]
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The instruction pipeline of XC166 microcontroller has inevitable blocking phenomenon, and the same is true for MAC unit instructions. Although dedicated modules have been used to reduce block...[Details]
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FLUKE 8845A/8846A Current Input Fuse Self-Test and Replacement Guide The 400mA and 10A input terminals of the multimeter are each equipped with a fuse that can be replaced by the user. 00mA input...[Details]
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The White House held a confidential briefing on the afternoon of the 6th to discuss the impact of semiconductor shortages on the domestic economy and called on both the House and Senate to reach an a...[Details]
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LED is the fourth lighting method for mankind after incandescent lamps, fluorescent lamps and energy-saving lamps. It has the advantages of good color reproduction, fast response speed, energy sa...[Details]
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As of the close of May 6, the Shanghai Composite Index rose 0.63% to 2,878.14 points, with a turnover of 303.89 billion yuan (the turnover on the previous trading day was 277.44 billion yuan); the Sh...[Details]
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1 SDRAM addressing: The board uses a modern sdram chip 4M×16b×4Bank, which is 32MB. It should have 25 address lines, but the chip only provides 13 address lines, 2 bank select lines (BA0, BA1), and t...[Details]
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Panel manufacturer HannStar Display plans to invest NT$17 billion (approximately US$607.4 million) to increase LCD panel production capacity by 30,000 glass substrates per month. The new capacity is ...[Details]
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The microcontroller controls the switching power supply. There are several control methods for the power output alone. One is that the MCU outputs a voltage (via DA chip or PWM) which is used as th...[Details]
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Water flow meter installation location requirements The water flow meter is composed of a sensor and a converter. It is an inductive instrument that measures the volume flow of conductive media. ...[Details]
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Abstract:
The fast
charging
method
of supercapacitors was studied
, the principle of constant power fast charging was analyzed, and by comparing the constant current and constan...[Details]