I feel a bit disadvantaged this time, because the digital tubes are one inch with common cathode, which are big and bulky. Each tube is connected to an 8050 transistor, and then connected to 8 wires. ...
[i=s]This post was last edited by Yanyuan Technology House on 2019-6-12 16:16[/i]question:The square wave signal input interface on the PCB circuit board uses a 2.54 pitch bullnose socket, and the wir...
[If you don't understand, just ask] The voltage balance equation in motor science is U=E+IR+jIX. Here we take a permanent magnet synchronous AC motor as an example. U is the voltage applied to the thr...
As shown in the picture above, the pink line was originally the Keep-Out Layer. Later, when I imported the CAD file (.dwg) into AD2017, this appeared when I opened the previous project file. It used t...
Circuit design is not something you can take for granted and design it on the spur of the moment. There is a huge difference between designs made with or without experience.The Reference Circuit Colle...
For years, the automotive demise of low-dropout linear regulators (LDOs) has been predicted. However, LDO regulators continue to survive and even thrive because they are inexpensive and easy to use. I...
Switching mode power supplies are used to convert one voltage to another. The efficiency of this type of power supply is usually very high, so in many applications, it replaces linear regulators. Swi...[Details]
In the "smart world" we live in today, there are more and more electronically connected devices. Although the design of various mobile and connected devices is becoming more and more complex, even th...[Details]
Millimeter-wave wireless communications from 20 GHz to 300 GHz are expected to be a key enabling technology for 6G wireless systems because the huge available bandwidth can accommodate ultra-h...[Details]
Temperature control using an analog proportional-integral-derivative (PID) controller is a very simple circuit that is an effective way to ensure that the set point of a thermoelectric cooler (TEC) re...[Details]
I have been studying microcontrollers for so long, and I feel that if I want to go deeper, I have to read assembly language, or at least understand the internal structure of the microcontroller. Be...[Details]
In recent years, with the rapid development of new energy vehicles, energy saving, environmental protection, safety and lightweight will become the main development direction of new energy vehicles...[Details]
According to the latest report from foreign media, the entry-level version of the iPhone 12 is limited by cost requirements, and Apple has reduced its design to a certain extent. For example, the thi...[Details]
In 2021, the epidemic did not disappear as people expected, but continued to mutate; the automotive industry did not fall into a slump, but instead grew steadily; autonomous driving did not die out a...[Details]
Working principle of the circuit: The purpose of this system is to control the power supply of different electrical appliances through telephone remote control. There are a total of 5 electrical a...[Details]
1 Introduction
Nowadays, people not only require comfortable, healthy, reliable and convenient working and living environments, but also attach more importance to safety, and use security systems...[Details]
On November 6, according to Android Authority, Google confirmed that the first generation of Pixel will receive the last update, and the OTA push will be carried out in December, which means that...[Details]
The protocol is based on transmitting with serial port 1 and receiving with serial port 0 on the same MSP430, using two wireless transceiver NRF401 modules.
Initialize the serial port 0 for receivin...[Details]
Fully automated parking remains challenging, especially in dynamic environments with multiple independent agents, not only because it involves motion planning in a tight space, but also because the...[Details]
The new Redmi K40 series will be officially released this month. According to information previously revealed by Lu Weibing, Vice President of Xiaomi Group, President of China, and General Mana...[Details]
China-made electric vehicles have great global potential due to their cost-effectiveness, technological innovation and strong market demand. China's mature manufacturing ecosystem and leading batte...[Details]
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