With the rapid development of mobile Internet and Internet of Things, and the emergence of more and more smart devices, there will be great communication needs in various fields such as AR/VR, ultra-h...
When measuring capacitance with a capacitance meter, a negative sign is displayed before the measurement result. Even if the needle is swapped, the negative sign is still displayed. What is the reason...
1. Introduction
Originally, I wanted to design a portable device for people entering tunnels or mines to wear. Since there are no NB or 4G signals in tunnels or mines, signals can only be transmitted ...
w494143467onsemi and Avnet IoT Innovation Design Competition
Using the opamp6 of stm32g474 configured in voltage follower internal connection mode, connected to adc4 internally, the sampled adc4 data is always zero, and opamp6_vinp cannot be changed.
opamp6_vin...
[i=s]This post was last edited by Jacktang on 2020-9-21 21:05[/i]As one of the main ways of interaction between humans and machines, the human machine interface (HMI) is a fundamental part of process ...
Let's do an exercise directly and define a function to exchange the contents of two variables.
void swap(int *x, int *y);void main(){int x = 20, y = 10;swap(x, y);printf("x = %d, y = %d", x ,y);}void ...
1. Introduction As we all know, telecom power supplies are required to operate over a wide input voltage range (36V to 77V), with the best circuit performance at 48V input. However, this circuit d...[Details]
On July 3, the "Tianyue" domestic computer offline ceremony was held simultaneously in Shenyang and Beijing, hosted by the Second Academy of China Aerospace Science and Industry Corporation, and unde...[Details]
1. Introduction
Since the Federal Communications Commission (FCC) of the United States approved the allocation of the frequency band between 3.1GHz and 10.6GHz for use in ultra-wideband communica...[Details]
1. Introduction
This paper takes the embedded S3C2410 as the core chip, designs and implements a high-speed, high-precision data acquisition and processing system with certain processing capab...[Details]
The device R25 resistance includes 1 k and 1.5 k low resistance and 5 k resistance, which is suitable for IGBT and power MOSFET modules in EV and HEV vehicles.
MALVERN, Pennsylvan...[Details]
In the next four years, the State Grid Corporation of China will invest 25.1 billion yuan in the construction of charging facilities, build 150 large-scale centralized charging stations and 380,000...[Details]
TCP/IP is used to report collected data, and a data buffer is established in the form of a structure. When assigning initial values to the structure as a whole (for example, the frame header can be...[Details]
All the changes to the AirPods are on the inside. There's a new H1 chip that replaces the W1 chip, which brings quite a few improvements. From what we've seen, the AirPods 2 connect to your A...[Details]
As the performance of microcontrollers continues to improve, embedded applications are becoming more and more widespread. However, large commercial embedded real-time systems on the market are expens...[Details]
TSMC recently pledged to use 100% renewable energy worldwide, a global initiative led by the international non-profit organization Climate Group. RE100 has the support of more than 240 global compa...[Details]
1. Internal Principle of Relay
The interior of a relay consists of two parts: a coil and contacts.
When the coil is de-energized, the common is connected to the normally closed contact (N...[Details]
The Economist magazine published an article titled: The global chip shortage is here for some time.
Due to the lack of chips, Toyota announced on May 18 that it would suspend production at...[Details]
The project uses stm8l051f3 as the master control and CC2500 for data reception, not sending. The phenomenon of running away is that it can run at the beginning, but after a period of unknown lengt...[Details]
On September 11, according to the relevant person in charge of State Grid Zhejiang Electric Power Co., Ltd., in the summer of 2024, many new entities such as virtual power plants and load aggregators ...[Details]
CNC machine tools, or Computer Numerical Control Machine Tools, are computer-controlled automated machine tools. They have the characteristics of high efficiency, high precision, and high reliabili...[Details]