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1. Abietic Acid
It is the main component of natural rosin, accounting for 34% of its weight. Under the high temperature of welding, this acid can remove the slight oxide or passivation on the c...[Details]
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Taking the 4X4 keyboard as an example, first make the circuit as shown below. Then connect HOR1-HOR4 to the input pins of the microcontroller; LON1-LON4 to the open-drain output pins of the micro...[Details]
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Previously, blogger @数码闲聊站 revealed that realme will release the realme GT2 Pro Master Edition, which uses very special materials. Wang Wei, vice president of realme and president of realme global ...[Details]
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1. Introduction
Organic electroluminescent display (OLED) technology is the next generation of the most competitive flat panel display technology. At present, the research focus of OLED is...[Details]
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Welding is a technique or process that uses automation to perform welding tasks, while a common welder is a device usually operated by humans and used to fuse two or more metal and non-metal parts ...[Details]
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The production of the specific circuit is very simple. Just connect two resistors, one is a 10 ohm backlight current limiting resistor, and the other is a 2K LCD plate voltage adjustment resistor. How...[Details]
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I have never been good at tinkering with DMA. When I was adjusting the BLE project, I encountered the problem of DMA serial port transmission. I was very sad and cried for a long time!!!
There are a...[Details]
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In the fourth, fifth and sixth lessons, Pi Ziheng introduced three types of output files (relocatable, map, and exectuable files) generated by compilers/linkers. These three files focus on the dist...[Details]
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Introduction
With the rapid development of industry, there are more and more occasions where humans are exposed to harmful gases, which causes more and more harm to humans themselves. ...[Details]
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1. First, let’s look at the real meaning of its name: SPI (Serial Peripheral Interface); I2C (INTER IC BUS: means inter-IC bus) UART (Universal Asynchronous Receiver Transmitter) USART: Universal...[Details]
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This article summarizes the design points of a relatively mature circuit obtained after nearly a hundred modifications, including microprocessors, power devices, half-bridge drivers, overcurrent pr...[Details]
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e-Network launches "Gesture Sensor Experiment" design challenge
The competition invites community members to explore and build gesture sensing projects using evaluation kits from M...[Details]
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Dr. Jun Xu of Oak Ridge National Laboratory and his team recently proposed a 3D nanocone-based solar cell, which is said to increase the photoelectric conversion efficiency by 80%. The nanocone struct...[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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In the process of software development in the automotive field, we often face a dilemma: we must pursue rapid product iteration and high performance, while ensuring key factors such as functional s...[Details]