The STRING string in PCB in PROTEL99 cannot be rotated. Please help me. As shown in the figure below, after clicking the red dot in the figure, the cursor automatically moves to the lower left corner ...
SP（R13）
Special registers
LR（R14）
1. When a subroutine exists, the return address of the subroutine is saved
2. When an abnormal interrupt occurs, save the return address of the abnormal mode
...
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I accidentally discovered that the operating voltage range of a microcontroller is 5.5V-28V. This made me very curious in an era when 3.3V is the mainstream?I know that most automotive-grade MCUs are ...
As shown in the picture, I use it on a motorcycle. The IO is connected to a 3.3V microcontroller. It works fine when it is just installed, but after two days of use, it is accidentally turned on. The ...
How far away from the radiation source should the radiation signal not interfere with the system? To know the answer to this question, you need to consider the following two questions: 1) the radia...[Details]
In many fields such as environmental meteorology, household appliances, industrial equipment, and health care, air velocity is an important detection parameter, especially in today's society, variou...[Details]
On the 17th, the country's first solar-storage-charging-inspection smart supercharging station was officially put into use in Ningde, Fujian. This is the country's first standardized smart charging st...[Details]
An automotive head-up display or automotive head-up display (also known as an automated head-up display) is a transparent display that displays data within a car without the user having to look away ...[Details]
When you need to track the position of a person's moving hands, you usually use gloves equipped with sensors. However, now, an experimental new system uses a camera mounted on a wristwatch - it can't...[Details]
A blood glucose meter is a medical device used to measure the glucose concentration in the blood. Depending on the specific blood glucose concentration, it may also need to provide hypoglycemia med...[Details]
In addition to the frequent and high-speed changes in current caused by the ESR and ESL of the output filter capacitor, which cause changes in the VRM output voltage, other parasitic parameters in ...[Details]
According to foreign media Road to VR, Microsoft has officially opened the personal purchase channel, and ordinary users can directly buy HoloLens 2 for US$3,500 (approximately RMB 25,000). Th...[Details]
Digital signal processors (DSPs) offer excellent multimedia performance. In general, they run codecs at only 40% to 50% of the cycles required by general-purpose processor (GPP) cores. DSPs also of...[Details]
Compared with the original image, the image to be registered has spatial transformation relationships such as offset, rotation, and scale. Image registration is the process of matching multi-spectr...[Details]
From the evolution of computing technology, we can clearly see that the birth of cloud computing is inevitable. Since the first computer was invented by humans in the 1940s, the emergence of the In...[Details]
In this project I will make a small tool.
I will be printing the parts I need using the 3D printer I have. You can use other materials as well, but accuracy is a critical factor in the assembl...[Details]
Translated from EEtimes Arduino is an open source electronics platform based on a simplified hardware and software management system. It includes hardware (various models of Arduino boards) and sof...[Details]
1. Introduction
With the continuous improvement of living standards, the consumption awareness of cars entering families is constantly increasing. The number of cars in Chinese cities has increased...[Details]
Source: Getty Images/Sven Loeffler
With a history of 100 years, Beston focuses on developing high-quality fluid products that provide advanced anti-corrosion functions. The company recen...[Details]
stm32/stm8
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