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Which PLC can directly replace Mitsubishi FX1N and 2N? Mitsubishi's official website announced that both 1N and 2N have been discontinued. Some of our equipment uses these two models. We want to q...[Details]

　　Electromagnetic flaw detectors can be used to detect casing deformation, holes, fractures, cracks and other faults and accurately locate the faults, providing an effective method for the survey of p...[Details]

As a new clean energy product, photovoltaic power generation systems are not very popular in the market at present. However, with the maturity and development of photovoltaic technology, the continuou...[Details]

A well-known but poorly understood phenomenon in analog integrated circuits is RFI rectification, which is particularly common in op amps and instrumentation amplifiers. When amplifying very smal...[Details]

Circuit for converting single power supply to dual power supply     Figure 1-39 is a circuit that uses the TDA2030 high-efficiency operational amplifier circuit and uses its complementary...[Details]

Recently, a new Huawei 4G phone with model PAL-AL00 passed the network access certification. It runs Hongmeng OS. It is reported that the phone is Huawei Mate X3 and will be equipped with Kirin 9000 ...[Details]

In this article, the MAX5891 will be used as a special case for measurement and specification. However, the parameters and measurement methods described can be applied to other differential-outpu...[Details]

In the cell phone market, it has become almost standard to integrate high-pixel image processors into cell phones. As the resolution of these image processors increases, the industry also increases...[Details]

Let's first briefly talk about the identifiers and keywords of C language. The identifier is used to identify the name of an object in the source code. C language is a high-level language that is sen...[Details]

     At the same time as the new iPhone SE was released, Apple abandoned the iPhone 8 series. This step was indeed a bit too hasty. Why do I say that? Because the replacement for the iPhone 8 Plus ha...[Details]

When using a single-cell lithium battery protection board to connect multiple cells in series, the following problems may occur. 1: Charging: Assume that a certain battery reaches ...[Details]

2019 is the first year of 5G commercialization, and it is inevitable that 2G and 3G will be phased out. This trend brings up an unavoidable question: once 2G and 3G are phased out, what will happen t...[Details]

1. Program Function Write a program to convert input in a specific format into C language statements.   2. Program source code #include stdio.h #include string.h #include ctype.h   #d...[Details]

According to market news on October 21, BYD intends to integrate its self-developed intelligent driving team under the New Technology Institute, with the goal of achieving mass production of self-d...[Details]

1 AT89S52 MCU Introduction 1.1 Main features of the chip The AT89S52 microcontroller is a high-end, enhanced product recently launched by Atmel. It is a low-power, high-performance CMOS 8...[Details]