231220173922

In the tide of Industry 4.0, many applications are realized by host computers and clouds, so PLC data acquisition is one of the most basic prerequisites. How to realize PLC data acquisit...[Details]

Optically coupled simple isolation amplifier Function of the circuit In the case where a high-precision isolation amplifier is not required, slightly worse linearity and temperature characteri...[Details]

    This paper introduces the design of an intelligent fire warning system based on the Internet of Things architecture, which uses the ZigBee wireless sensor network as the underlying data collectio...[Details]

The analysis principle of the spectrum analyzer is to absorb the characteristic spectrum of the element to be measured radiated by the light source through the ground state atoms of the element to be...[Details]

There were rumors about a special edition OnePlus Nord, which was called the OnePlus Nord SE, but the smartphone was later canceled. Foreign media Recalled still managed to get a OnePlus Nord SE, and...[Details]

 The spectrum analyzer is one of the most basic and important measuring instruments in the field of microelectronics measurement. It is an important tool for the research, development, production and...[Details]

1. ARM program execution process In the ARM system, there are three processes for program execution: Sequential execution of the program, when executing the code in normal order, one ARM instructio...[Details]

Ultrasonic flowmeter is a commonly used flowmeter product. It is an instrument that measures the flow of liquid in a round tube based on the principle of "velocity difference method". The product has...[Details]

Abstract: This paper presents a design of digital current source based on single-chip microcomputer control. This design uses PIC16F877A single-chip microcomputer as the core component, and uses PID ...[Details]

The history of Intel's wireless cellular modems is a bit complicated compared to its computing division. The company has cellular modems used for: 3G, known as Intel SoFIA; 4G, a big hit on a v...[Details]

Figure Roche converter four-step circuit The four-lift circuit is shown in the figure. The function of capacitors C2, C3 and C4 is to raise the voltage VC across capacitor C to three times the p...[Details]

Tire pressure monitoring, as a technology to ensure vehicle safety, has become a "standard feature" for many models, but there are still some models that do not support it. According to the latest re...[Details]

LCD is one of the most important parts of mobile phones. The effect of LCD display directly affects the intuitive experience of users. The LCD backlight driver chip is also one of the factors tha...[Details]

1. Window Watchdog (WWDG): Usually used to monitor software faults caused by external interference or unforeseen logic conditions when the application deviates from the normal operating sequence. 2...[Details]

LED lighting has received widespread attention as a new generation of lighting. Relying solely on LED packaging cannot produce good lighting fixtures. This article mainly expla...[Details]