1. The inductance of the PCB trace is 1nH for 1mm length. Be careful not to ignore this inductance at high frequencies. 2. The feedback trace should be as short as possible. Be careful not to receive ...
Since there are many keyboards and LED displays, I want to use 8255 for expansion. I have only expanded 8255 on 51 before, but the voltage of 430 is 3.3V. I don't know if I can expand 8255....
[i=s]This post was last edited by shipeng on 2018-1-13 08:21[/i] I have a product that needs to use Atmega32A's Timer0 for timing. I use the comparison timing mode CTC, that is, when TCNT0==OCR0, TCNT...
Hello everyone! I have a data acquisition board that needs a memory card. I plan to use a TF card. Where can I get information about TF card interface design? Which manufacturers can provide TF cards?...
I want to convert the mixed signal into a DC signal and send it to the MCU IO port to detect the level signal. How can I convert the mixed signal into a DC signal? The MCU IO port only needs to detect...
In this case, 10V is applied to both ends, and the resistance is 100 ohms. The diode model is also known, so how do I know the calculated current value? Because the diode passes different current valu...
A parallel inverter consists of two thyristors (T1 and T2), a capacitor, a center-tapped transformer, and an inductor. The thyristors provide a current path, while the inductor L maintains a consta...[Details]
In recent years, many people have switched to new energy vehicles, and this type of vehicle has indeed been highly sought after and is considered the future direction of automobile development, and...[Details]
As time goes by, people are increasingly concerned about their own and their families' health. However, existing monitoring devices for individual vital signs have struggled to gain market share du...[Details]
Electric vehicles are now widespread, but they've brought with them a host of problems, the most prominent of which is charging. Small electric vehicles (EVs) are a new form of transportation in a ...[Details]
Electric vehicles are becoming increasingly popular, with increasingly longer ranges. There are two ways to charge electric vehicles: slow charging and fast charging. Which is the most suitable? Sl...[Details]
Based on the commutation technology, thyristor rectifiers are classified into two main types. Line-commutated and force-commutated inverters are commonly used, while other commutated inverters, nam...[Details]
Coal mines typically contain gas and coal dust. When gas and coal dust reach a certain concentration, they can cause explosions. Electrical equipment generates arcs during normal operation or durin...[Details]
Bosch has released a new SoC series to support L2+ advanced driver assistance functions. The chip integrates high resolution and long-range detection capabilities, and has built-in support for neur...[Details]
In the field of intelligent driving, regulations are becoming increasingly stringent, and the technical threshold continues to rise. Especially after the traffic accident in March 2025, the Ministr...[Details]
In daily life, when we purchase a transformer, we are faced with the installation and wiring procedures. Generally speaking, large transformers such as power transformers are equipped with speciali...[Details]
There are many motors that can use thyristor speed control, and they can be used in almost all industries. Various types of motors, such as fans, pumps, AC motors, DC motors, torque motors, single-...[Details]
Consumer demand for premium listening experiences has driven rapid evolution in the wireless headphone market in recent years. Hybrid designs, which utilize two drivers per earbud to enhance sound ...[Details]
According to Reuters, citing people familiar with the matter, British semiconductor design company Arm Holdings (NASDAQ:ARM) has hired Rami Sinno, head of Amazon's (NASDAQ:AMZN) artificial intellig...[Details]
Introduction: Traditionally, lead-acid batteries have primarily been used to provide backup power and power regulation based on location. In typical applications, the battery's actual use (discharg...[Details]
The automotive transmission is the foundation of a vehicle's motion. The vehicle's drivetrain transfers engine power to the drive wheels, enabling the vehicle to move. The vehicle's drivetrain cons...[Details]