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Preface In real-time control systems, timing clocks are often needed to achieve precise delay and timing, and counting functions are often needed to count external pulses. In this section, we begin t...[Details]
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Ethernet is widely used in the fields of PC and data communication. Since the introduction of the 10Base-T standard in 1990, the technology of Ethernet has developed rapidly. Currently, 10M/100M/...[Details]
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SWD:Serial Wire Debug We usually use Jlink downloader, but one disadvantage of this downloader is that it uses Jtag 20PIN interface. Too many PINs will make some small PCB boards crowded and in...[Details]
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Microchips will get smaller, faster and cheaper, a Silicon Valley axiom that until recently didn’t really apply to the photovoltaic (PV) market, according to iSuppli Corp. Now, microinverters and opti...[Details]
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How to solve the problem of no sound or poor sound quality when connecting to the network camera 1: First determine whether the network camera audio input is: LINEIN (linear level) 2: If...[Details]
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An oscilloscope is an electronic measuring instrument with a wide range of uses. It can transform invisible electrical signals into visible images, making it easier for people to study the changing p...[Details]
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Analysis of multi-loop feedback control strategy for single-phase inverter
A multi-loop feedback control strategy is applied to adjust the output of the uninterruptible power supply in...[Details]
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Atos, Dassault Systèmes, Groupe Renault, STMicroelectronics and Thales join forces to create “Software Republic” to build a new open ecosystem for smart green mobility • Five leaders in their respe...[Details]
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The MCS-51 microcontroller has multiple interrupt sources. Taking 8051 as an example, there are 5 interrupt sources, two external interrupts, two timing interrupts and one serial interrupt. In this...[Details]
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0 Introduction A charge-coupled device (CCD) is a miniature image sensor that uses electric charge as a signal carrier. It has the functions of photoelectric conversion and signal charge storage, tra...[Details]
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1. Introduction to FreeRTOS interrupt settings
Two macros are defined in FreeRTOSConfig.h:
configKERNEL_INTERRUPT_PRIORITY
configMAX_SYSCALL_INTERRUPT_PRIORITY
configKERNEL_INTERRUPT_...[Details]
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For PLC users, when writing user programs or selecting equipment, they must be clear about the three stages described below, that is, the principles of the user program execution process.
...[Details]
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STMicroelectronics announces third quarter 2022 financial results
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Q3 net revenue of $4.32 billion; gross margin of 47.6%; operating margin of 29.4%; net profit of $1.10 billi...[Details]
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1. Introduction
In real life and experiments, various power supplies are often used, and the voltage requirements are diverse. How to design a voltage source with stable voltage, high output voltag...[Details]
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//The driver code is as follows. The main device number is set to 232, which is suitable for GEC2410 sixteen-key matrix keyboard #include linux/config.h #include linux/module.h #include linux/kernel....[Details]