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This article takes Siemens S7-1500 PLC as an example to briefly describe various automatic program design methods. Similar designs can also be used for PLCs of other brands or models. How to design...[Details]
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Game-changing BeagleV®-Fire single-board computer delivers powerful performance and new connectivity options Shanghai, China, November 6, 2023 - element14, a global distributor of electronic compo...[Details]
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1. Ordinary asynchronous motors are designed for constant frequency and constant voltage, and it is impossible to fully meet the requirements of variable frequency speed regulation.
Th...[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 operation of the interrupt system must be coordinated with the subroutine to be used correctly. When designing an interrupt service subroutine, you need to first clarify the following issues. ...[Details]
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In the process of learning Linux drivers, I encountered a macro called container_of. This macro is defined in include/linux/kernel.h. First, let’s post its code: /** * container_of - cast a member ...[Details]
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With the rapid evolution and installation of intelligent driving from L0 (warning function), L2 (independent lateral and longitudinal execution functions) to the current L2.9 (urban NOA), vehicles'...[Details]
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For some time, the United States has been restricting the development of Chinese companies in the name of "security", and cutting off supply to Huawei is a typical example. In this crossfire between ...[Details]
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Hardware Connection Diagram of Microcontroller Serial Port Communication Programming Example: Use the 8051 microcontroller serial port to connect to the CD4094 to expand the 8-bit parallel output...[Details]
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In early September 2020, the self-developed chip SER (Soft Error Rate) verification system of Jifeng Electronics (NEEQ: 870641) successfully completed the first batch of tests for customers. The engi...[Details]
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Countries must step up supportive policies to help mobile operators unlock the full potential of 5G around the world, according to a new research report from GTI in collaboration with the GSMA. The...[Details]
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As a giant in the chip industry, Qualcomm's Snapdragon series chips are all designed by Qualcomm, but they have been produced by TSMC and Samsung foundries for many years. Previously, Samsung was res...[Details]
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DS1302 Introduction✨ DS1302 is a low-power real-time clock chip with trickle current charging capability launched by DALLAS, USA. It can count years, months, days, weeks, hours, minutes, seconds, and...[Details]
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After the key is pressed for the first time, the buzzer sounds; After pressing the key for the second time, the buzzer stops. #include reg52.h sbit beep=P1^5; sbit key=P3^1; unsigned int mode; /...[Details]
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Single-phase 220V capacitor motor is a common household electrical appliance motor, widely used in electric fans, air conditioners, washing machines and other equipment. Due to its simple structure...[Details]