How much current can a 0Ω resistor carry? This question must have been asked by every hardware engineer. And there is another related question, which is how big the resistance of a 0Ω resistor is?
The...
I have a 10-year-old laptop with an I5 CPU and 4G memory. I haven't used it for two or three years. The day before yesterday, I turned it on. It took about 10 minutes from booting to running. After bo...
Some time ago, I needed to test the charging of a lithium battery pack. The voltage of 18 lithium batteries in series can reach more than 70V. I used to have a GPC-6030D linear adjustable power supply...
Qorvo (Nasdaq: QRVO), a leading provider of innovative RF solutions that connect the world, today introduced the industry's smallest single-chip motor control and inverter solution for brushless DC (B...
1. Test
I just got the ATK-NEO-6M GPS module. I can't believe that this nearly 100 yuan thing is only 3cm in size. I downloaded relevant information online before. The first quick test must be done wi...
We have introduced the Raspberry Pi speed control before, but that was to control the speed of one wheel. As a result, the speed was sometimes slow and sometimes fast, but the error was acceptable. Th...
A few days ago, multiple sources pointed out that Lenovo founder Liu Chuanzhi was about to step down as chairman of Lenovo Holdings. On the evening of December 18, Lenovo Holdings issued an announcem...[Details]
The Metaverse is the next important stage in the evolution of the Internet into a 3D network, and will bring significant opportunities to various industries such as entertainment, automobiles, man...[Details]
The sealing design of the display panel of the magnetic flap level gauge is very important. However, at present, most of the display panels of the domestic magnetic flap level gauges have only two ...[Details]
In DC circuits, the most commonly used technology is DC-DC, which can convert electrical energy of one voltage value into electrical energy of another voltage value. The DC-DC converter module in p...[Details]
ZF recently launched an economical, practical and scalable new parking controller (ECU), which uses a camera and ultrasonic sensor fusion solution to provide rich automatic parking scenarios for more...[Details]
Huawei officially released HarmonyOS 2 and a number of new products equipped with HarmonyOS 2. This also means that "mobile phones equipped with HarmonyOS (Hongmeng)" have become official produ...[Details]
1.ARM stack frame Let's first look at the ARM stack frame layout: The above figure describes the stack frame layout of ARM. The main stack frame is the stack frame of the calling function,...[Details]
Xiaomi Group and the US Department of Defense have once again issued a Joint Status Report (JSR) on the military list litigation. According to the document, the US government acknowledged the procedu...[Details]
Hikvision has officially announced that it will become the official sponsor of the 2022 Asian Games and Asian Para Games in Hangzhou, and will provide intelligent services in multiple fields such as ...[Details]
Netizens discovered that Samsung’s official website adjusted the screen refresh rate parameters of the two flagships, Galaxy S22 and Galaxy S22+. It is reported that both Samsung Galaxy S22 and Gal...[Details]
1. Turn on the LED light on the board First of all, let me introduce myself. My name is Hua Zhen. I graduated this year and I am an ordinary third-year undergraduate student. I have trained in ARM Co...[Details]
With the advent of the school season, the promotion of the notebook market has entered a "white-hot" stage. After all, students who have finished a summer vacation and are relaxing have begun to make...[Details]
CINNO Research Industry News: Apple has confirmed that it will use OLED panels on the iPad. According to reports, Apple plans to use OLED panels on the iPad starting with the 2022 model, and has comm...[Details]
Answer When using the U2040 X-Series average power sensor, if the expected test signal power is less than –50 dBm, it is recommended to use external zero adjustment to improve measurement accuracy an...[Details]
A car inverter is a convenient car power converter that can convert 12V DC power into 220V AC power, the same as the mains power, for use in general electrical appliances.
In terms of ou...[Details]