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When the brushless DC motor is running, the permanent magnetic torque pushes the ± self-rotation torque in the circuit. After the circuit is interrupted, the turntable rotates back. When the power ...[Details]
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Investment in the artificial intelligence industry is in full swing, and national strategies and plans are being implemented intensively... The first quarter of 2019 has just passed, and the developm...[Details]
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According to Qichacha, Zhejiang Jingjin Integrated Circuit Co., Ltd. was established recently. The legal representative of the company is Pan Yunbin, with a registered capital of 150 million yuan. It...[Details]
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Control strategy schematic (compensation for harmonic current)
As shown in the figure. The power supply current is closed-loop controlled, and the reference current and actual current are output...[Details]
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introduction Today's processors, graphics and storage systems all use multiphase power solutions. These multiphase solutions can provide the response and regulation performance of a very high switchi...[Details]
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Linear high-power DC voltage and current stabilized power supply can be used for aging and testing of components such as capacitors, relays, resistors, etc. It can also be used for experimental tes...[Details]
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Regarding the PHY construction of LWIP, the PHY chip used is LAN8720A, RMII mode. Regarding the hardware connection part, the Atomic board F407 is used, and the hardware connection is as follows: ...[Details]
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On May 9, County Party Secretary Tang Wenhui met with Hu Zhimin, General Manager and Chief Engineer of the Vanadium Mining Division of Huantai Energy Storage Technology Co., Ltd., and the two sides di...[Details]
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According to reports, security experts have recently discovered security vulnerabilities affecting millions of cars, affecting almost all major car brands in the world. Hackers can exploit vulnerab...[Details]
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PCB board is commonly called printed circuit board. In our school, we translate printed circuit board into electrical schematic diagram as a basic teaching training, and it is named as refutation dia...[Details]
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Since the day of its birth, the single-chip microcomputer has remained young, making our electronic engineers "secretly in love" with it from generation to generation. As a result, single-chip microc...[Details]
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In college, many electronics enthusiasts like to make some small electronic products. As for the power supply method on the circuit board, 7805 and 7812 are the well-deserved kings of cost performanc...[Details]
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This paper introduces the hardware and software structure and design method of a terminal that uses an ARM9 development board and a GPS module to implement GPS navigation functions.
1 GPS navi...[Details]
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Recently, Google's online store held a promotion, and the original price of Pixel 4 was reduced from US$799 to US$499 (approximately RMB 3,500), a drop of up to RMB 2,100. On May 9, accordi...[Details]
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The generation rules of the ELF format "u-boot" file are as follows. The following is an analysis of each dependency corresponding to the execution process of the Makefile.
$(obj)u-boot:...[Details]
stm32/stm8
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