[i=s]This post was last edited by zhang1gong on 2022-1-5 22:24[/i]1 Unpacking
On the afternoon of the last day of 2021, I finally received the evaluation board from Silicon Labs: BG22-EK4108A.
I opene...
On March 29, Xiaomi's press conference, which was originally scheduled to last 4 hours, was forced to end within 2 hours.Lei Jun announced that the press conference would be held over two days due to ...
I am going to use Zhongying's SH39F004 to make a 10-series lithium battery protection board. I don't understand the functions of several parts of the circuit. If any forum friends know, please guide m...
At the end of June this year, I successfully graduated with a master's degree. After three years of hard work, I was finally freed from my mentor's hands. Hard work pays off. Due to my rich engineerin...
The hardware used is CH423, 3.3V voltage, pull-up 4.7K, 33pF capacitor filtering
When testing I2C, I found that there was a step in NACK. What caused this?...
“2024 will be the year of ‘4680’!”
At the end of January 2023, at Tesla's 2022 annual earnings conference call, the triumphant Elon Musk, as usual, set a new generation of fl...[Details]
1 Introduction
ATmega 162 is a low-power CMOS 8-bit microcontroller based on AVRRISC launched by ATMEL. ATmega 162 can achieve a performance close to 1 MIPS/MHz by executing one instruction in...[Details]
Let me first talk about the IDE and hardware I use. The IDE is IAR integrated development environment. I have used IAR since I learned microcontrollers. I have also used CCS, but I don’t think it is ...[Details]
On September 17, the 2020 23rd China Integrated Circuit Manufacturing Annual Conference and Guangdong Integrated Circuit Industry Development Forum was held in Guangzhou. Dr. Yin Zhiyao, Chairman and...[Details]
Infinix, a mobile phone brand under Transsion, recently launched its latest entry-level mobile phone Smart 5 Pro, priced at 14,499 Pakistani rupees (approximately RMB 528). IT Home learned ...[Details]
According to the latest news from foreign media, Apple may continue to release the new iPhone 12 series in September this year, but it will not go on sale until October. A report from an investment...[Details]
With the rapid development of power electronics technology, electrical systems are becoming more and more intelligent and miniaturized in function. At the same time, the switching frequency and out...[Details]
When it comes to implantable medical devices, saving space is one of the most critical design issues. This article reviews packaging concepts that can reduce the space required for electronic power...[Details]
The circuit in Figure 1 allows you to verify a fiber bundle, especially if the link passes through several patch panels. You can see it at the far end. It uses two high-brightness LED flashers that...[Details]
Periscope lenses have appeared on many flagship models recently, but according to whistleblower Max Jambor, OnePlus' upcoming flagship phones OnePlus 9 and OnePlus 9 Pro will not have periscope lense...[Details]
Virtual instruments are computer-based test and measurement instruments. Therefore, their composition must include two parts: hardware modules and software modules.
Figure 1-5 shows the basic compo...[Details]
1. Selection of pointer meter and digital meter: 1. The reading accuracy of the pointer meter is poor, but the process of the pointer swinging is more intuitive, and the swing speed and amplitude can...[Details]
After the microcontroller is reset, the content of the program counter PC is 0000H, so the system must fetch instructions starting from unit 0000H to execute the program.
Unit 0000H is the starting...[Details]
Resistors are the most commonly used electronic components in electronic products, accounting for about 35% of the total, and some products such as color TVs account for 50%. Therefore, the qualit...[Details]
There are many kinds of power supplies on the market. The most common DC power supplies are linear regulated power supplies and switching regulated power supplies. They have the following characteris...[Details]
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