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1. Problem description: Use STM32CubeMX to configure the FATFS file system based on the SD card, and read and write test files. 2. Test preparation: (1) Test environment: Software platform: STM32Cu...[Details]
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introduction
In recent years, some special properties of polymer dispersed liquid crystal (PDLC) have been widely used. Based on the current theoretical research results of PDLC, thi...[Details]
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According to Jiwei.com, Yuchuang Semiconductor has recently completed a round of A+ financing of over 100 million yuan, with investors including Junsheng Investment, Runwu Venture Capital, Caozhixing...[Details]
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CPSR Program Status Register
(1) Control bit: I=1, disable IRQ interrupt; I=0, enable IRQ interrupt
F=1, disable FIQ interrupt; F=0, enable FIQ interrupt
Opera...[Details]
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Interrupts are set up to enable the microcontroller to handle external or internal random events. The 51 microcontroller has 5 interrupt sources, that is, when there are 5 corresponding situations, t...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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The float level gauge is a continuous level measuring instrument with simple installation and reliable operation. It has a wide range of applications and is widely used in the level measurement of va...[Details]
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SysTick is a 24-bit timer built into the Cortex-M core, so we can see its register definition and configuration function SysTick_Config() in the core_cm3.h or core_cm4.h header file. SysTick's functi...[Details]
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The job of a DC-DC switching converter is to efficiently convert one DC voltage to another. High-efficiency DC-DC converters use three basic technologies: buck, boost, and buck/boost.
Buck c...[Details]
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PLC maintenance:
Power off and test continuity!!
Note: Use the buzzer mode of the multimeter to test the continuity. Connect the red and black wires of the multimeter in advance.
The...[Details]
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0 Preface
In the current manufacturing industry, compared with the traditional manual AC bridge, the digital LCR impedance meter has been increasingly used in the measurement of AC impedance para...[Details]
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In the near future, automotive radar systems will become more and more popular, and they offer many comfort and safety applications. Short-range radars range from a few centimeters to 30 meters an...[Details]
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The figure below shows an ultrasonic anti-collision circuit. The circuit uses LM1812 and the time base circuit II controls the sending and receiving of LM1812 (LM1812, both sending and receiving). Th...[Details]
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I recently debugged stm8 and found that I needed to use port mapping. I studied how to modify it using option byte. First determine the needs PC6 is needed to transmit square wave, using ch1 of t...[Details]
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创业板IPO|米格新材IPO中止:成立5年就顺利过会,盈利质量存疑来源丨时代投研作者丨陆海编辑丨李乾韬【导语】成立5年就顺利过会,江苏米格新材料股份有限公司(下称米格新材)是个令人羡慕的幸运儿。不过,深交所官网显示,9月30日,因财务资料过期,米格新材IPO按 ...
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