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On February 1, the Beijing Low-Carbon and Clean Energy Research Institute of the State Energy Group issued an open tender announcement for the procurement of an all-vanadium liquid flow battery ene...[Details]
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On December 28, the "Zhixinyuan" industrial projects under Shanghai Real Estate Minhong (Group) Co., Ltd. located in the Lingang New Area of Shanghai Free Trade Zone were signed and delivered. The...[Details]
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The steps are: 1) Enable the IO port clock. The calling function is RCC_APB2PeriphClockCmd(). 2) Initialize IO parameters. Call function GPIO_Init(); 3) Operate IO. The method of operating IO is the ...[Details]
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Be sure to add a pull-up resistor of about 4.7K----the address will be different due to different device types! ------------------------------------------------------i2c.h----------Header file-----...[Details]
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1. Experimental tasks As shown in the figure below, there are two common cathode digital tubes connected to the P0 and P2 ports of the AT89S51 microcontroller. The P0 port driver displays the tens di...[Details]
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Recently, an announcement about Canon Zhuhai Co., Ltd. (hereinafter referred to as "Canon Zhuhai") issuing a notice to terminate production was circulated online. Canon Zhuhai stated in the announcem...[Details]
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Vacuum specialist Pfeiffer Vacuum has recently received the Vacuum Technology Milestone Award from the professional media brand Process. Process is part of the Vogel Communication Group, which was fo...[Details]
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As one of the "three new things in foreign trade" in addition to new energy vehicles and photovoltaics, lithium-ion batteries have appeared in our articles for the first time. Today’s article would l...[Details]
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Shanghai, China – August 2, 2022 –
BlackBerry and Hozon New Energy Automobile Co., Ltd. recently announced a collaboration. Hozon Auto’s automotive brand, China’s new car-making for...[Details]
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While monocrystalline silicon wafers have recently seen a surge in production expansion, sales at some companies have also been extremely hot. On the evening of November 19, Zhonghuan Semiconductor C...[Details]
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summary
Phase-locked loops (PLLs) are the basic building blocks of modern communication systems. PLLs are commonly used in radio receivers or transmitters, primarily providing the "local oscil...[Details]
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This is the complete program for DS1602+DS1302, where port P1 is connected to an independent keyboard.
DS1602 part:
# include "SYSTEM.H"
//#ifndef __LCD1602_8_H__
//#de...[Details]
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First of all, the clock is the pulse of the STM32 microcontroller and the driving source of the microcontroller. The corresponding clock must be turned on when using any peripheral. The advantage of ...[Details]
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Resistors are one of the most basic components in electronic circuits. Testing resistors is a basic skill in mastering and learning electronic technology! The following introduces the testing methods...[Details]
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The power control of electric vehicles is mainly to output electricity from the battery to the motor. How to achieve the output at will? This requires the use of power inverter technology, that is,...[Details]
PCB Design
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