(1) Choose a reasonable via size. For multi-layer PCB designs with normal density, it is better to use vias of 0.25mm/0.51mm/0.91mm (drilling/pad/POWER isolation area); for some high-density PCBs, you...
Razavi Analog Integrated Circuit Tutorial (English) : https://training.eeworld.com.cn/course/5218The Bible of analog circuit design, taught by analog electronics master Razavi himself!Fundamentals Of ...
Question: I want to add an ARM to the board and use it together with the DSP as the main processor, that is, the ARM can independently control peripherals, and the DSP can control peripherals by contr...
It passed the second round of review on June 15th, and I hurriedly placed an order, and finally received it today. So show it:
1. Unboxing2. Front and back of the development board
3. The most critica...
Recently, I saw an article by QORVO mentioning that there are two mainstream ways to implement 3D Touch. The first is the "capacitive touch + force sensor" mode. In this mode, capacitive touch is resp...
The basic structure of GPIO First: Open-drain output mode (N-MOS is turned on, when the level is high, the IO port level depends on the external pull-up resistor; when the level is low...[Details]
Generally speaking, LED constant current driver ICs are mainly divided into boost type, buck type and buck-boost type (SEPIC). These can also be divided into many different models. The principles f...[Details]
introduce
The STM8 online debugging mode or in application programming mode is managed by a single-wire hardware interface that features ultra-high-speed memory programming. This interface, in conjun...[Details]
BMW has confirmed that the BMW i Hydrogen NEXT model equipped with a hydrogen fuel cell drive system will be launched in 2022. For BMW, this is just a small step in its development stra...[Details]
The frequency converter is a power control device that uses frequency conversion technology and microelectronics technology to control AC motors by changing the frequency of the motor's working pow...[Details]
The U.S. Department of Energy’s Office of Fossil Energy and Carbon Management (FECM) has announced $2.4 million in funding for three projects to advance novel thermal and hydrogen energ...[Details]
Japan's Panasonic Corp. plans to reduce its heavy reliance on Tesla Inc. by producing batteries that can be used in other brands of electric vehicles, outgoing CEO Kazuhiro Tsuga said. Tsuga's comm...[Details]
On the morning of December 18, Apple seems to have become more aggressive in its marketing strategy. They recently cooperated with the short video social software TikTok to offer a four-month fr...[Details]
I believe many of you know that NIO ES6 is the second pure electric SUV model released by NIO, positioned as a medium-sized five-seater SUV. The first model released by NIO was NIO ES8, positioned as...[Details]
On October 26, Lihe Micro released its third quarter report for 2020. The company's operating income in the first three quarters was 146 million yuan, a year-on-year decrease of 9.76%. The net profit...[Details]
Yesterday, realme’s official Twitter account announced that the brand new Narzo, aimed at the younger generation, will be launched soon. It is not clear what the first realme Narzo series phone wil...[Details]
Orifice flowmeters often deform during use, which can cause the instrument to not measure accurately. Deformed orifices are often larger orifice flowmeters with higher temperatures of the measured ...[Details]
As major chip companies announce their second-quarter financial reports, the second-quarter picture of the consumer electronics market has begun to take shape. However, different segmented manufactur...[Details]
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Taken from Zhou Xinghua's "AVR MCU C Language Advanced Programming"
When entering INT1 interrupt, enable global interrupt.
At this time, the INT0 int...[Details]
Servo hydraulic press is a hydraulic device that uses a servo motor to drive a hydraulic pump to achieve precise control of pressure, speed and position. It is widely used in metal forming, plastic...[Details]
PCB Design
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