The chopper module is used to add a high-frequency carrier signal to the PWM output.
This module is optional. Its function is to modulate the PWM signal with a high-frequency signal (up to 8 times the...
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This is the data of an NMOS tube. When testing VGS(th), how many V should the VDS voltage be?
The test conditions only state: ID=250uA, VDS=VGS, and it does not specify the V voltage used for VDS.
I h...
This article explains how to continue using the Blynk app + server (local) + Zero-knowledge ESP8266 hardware to control the RGB LED tricolor light through a mobile phone APP.1. Hardware1. Computer, Wi...
challenge
Develop a Manufacturing Test System (MTS) that can test wireless HDMI multiple-input multiple-output (MIMO) products to current industry standards and eliminate the need for human interve...[Details]
O Introduction
In recent years, with the development of information technology, networking has become more and more common, and Ethernet has been widely used in various fields. For exa...[Details]
It would be simplistic to think that there is only one dominant “trend” in the complex and ever-changing world of analog, but some trends are more obvious than others. For example, for analog-to-di...[Details]
This is the simplest program. Under the control of the timer, a 500 Hz square wave is emitted from the P1.0 pin.
Requirements: 6MHz crystal oscillator, P1.0 pin generates 500Hz square wave
The co...[Details]
This year, the popularity of Wi-Fi 6 continues to rise, and major manufacturers are gearing up to launch new products. What is Wi-Fi 6? What is its charm? Come and listen to the most professional ver...[Details]
According to Jiwei.com, on August 17, Ningbo Bird Co., Ltd. (hereinafter referred to as Bird) issued a clarification announcement stating that there have been online rumors recently that Honor Mobile...[Details]
The heating body is made of iron-chromium-aluminum material, with an operating temperature of 0-450℃. A nickel-chromium-nickel-silicon thermocouple is used as the temperature measurement. The contacto...[Details]
1. Test framework for automotive electronics EMC
(Figure 1-1)
EMI (Electro Magnetic Interference) and EMS (Electro Magnetic Susceptibility) are like the relationship between a spear...[Details]
After two leading domestic air conditioner companies, Gree and Midea, announced their respective achievements in the research of new air conditioner refrigerants, the topic of HCFC-22 replacement h...[Details]
1 A/D and D/A
Converting analog quantity to digital quantity is called analog-to-digital conversion (A/D conversion). Analog quantity is continuous, such as voltage, current, etc., which can c...[Details]
1 Overview
In intelligent instruments and industrial measurement and control systems composed of MCS-51 series microcontrollers that do not have I2C bus interfaces, when the data transmissio...[Details]
Rice University has developed an energy-efficient method for training deep neural networks (DNNs), a form of AI (artificial intelligence) behind self-driving cars, smart assistants, facial recognitio...[Details]
On May 12, an investor asked a question on the investor interaction platform: Can the company's current semiconductor equipment production capacity meet the current order demand? Will the delivery of...[Details]
O Introduction
As the latest lighting technology, LED has advantages not only in terms of luminous quality, but also in terms of production, manufacturing, and ease of use, which great...[Details]
When you plug nearly any small computing or consumer electronic device into an electrical outlet, you'll find that the plug you hold is mostly connected to an external power supply (EPS). The EPS is e...[Details]