Preface
By default, the chip runs at 4MHz internal clock after reset. In order to run at high performance, we need to configure the system clock to run at the maximum clock frequency. This article tes...
U8g2 is a monochrome graphics library for embedded devices. It is simple and clear. It is mainly used in embedded devices. Of course, our powerful NUCLEO-U575ZI-Q is definitely supported. Today, we wi...
[i=s]This post was last edited by qinyunti on 2022-12-15 14:21[/i]background:
Sometimes when the STM32 program is abnormal, for example, the clock frequency of the configured RCC exceeds the operable ...
[i=s]This post was last edited by qinyunti on 2022-12-15 13:47[/i]Some netizens are asking why PG2 doesn't light up. Here is an explanation. Because PG2 uses VDDIO2, its VDDIO2 power supply needs to b...
The principle of using common mode inductorsThe inductors with four conductors are different from common inductors.▎Common mode noise suppression Thereare many ways to suppress common mode noise. In a...
Now when I wake up from a nap, I check the company chat room and see that some colleagues have a fever. Before, I couldn’t go out because of the fever, but now I dare not go out because of the fever. ...
This article discusses how to wake up a touch-sensitive device such as a tablet without touching the device, using basic gesture recognition and novel proximity sensors. The article discusses the p...[Details]
China's new energy vehicles are in a transition period from research and development to real industrial development. In 2012, with the intensive launch of new energy vehicle policy planning, the de...[Details]
1. Introduction
Since the 1980s, with the continuous development of automotive electronic technology, there are more and more electronic control units in automobiles, such as electronic fuel i...[Details]
All electronic design engineers and scientists have performed electrical signal analysis, or signal analysis for short. Through this basic measurement, they can gain insight into signal details and...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
With the rapid development of urban economy, elevators are increasingly used as a vertical transportation tool. However, elevator fault detection and maintenance, especially the role of elevator remot...[Details]
1. Introduction
At present, most lighting equipment still uses traditional energy for lighting. Making full use of solar energy as the energy supply for lighting equipment is of great si...[Details]
Product series: PB-B-RS232/485 interface (hereinafter sometimes referred to as "interface") is a product in the PROFIBUS bus bridge series.
The main purpose of the bridge series ...[Details]
Overview:
This paper introduces a method of connecting a CAN-bus network with Ethernet to form a medium-sized remote monitoring/data transmission network.
CAN (Controller Area Network) is ...[Details]
LED is the abbreviation of light emitting diode, which is an electric light source made of semiconductor technology. The core part of LED is a chip composed of P-type semiconductor and N-type semi...[Details]
Many battery-powered systems require a visual indicator to show when the battery needs to be replaced. LEDs are commonly used for this purpose, but they consume at least 10mA of current. This con...[Details]
At very low temperatures, certain metals and alloys lose their resistance to electric
current
and become
superconductors
. Two parameters that are often measured are the transition ...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]
It is well known to automotive suppliers that automakers are demanding more from their supply base. For connector suppliers, this means stricter requirements for product performance, stability and ...[Details]
The era of mobile access to the Internet has arrived, and it will rapidly change the business and infrastructure needs of mobile operators under a whole new trend of requirements. We need 4G LTE to...[Details]