I am developing a PDA software under EVC4.0 and PB4.2. I have two questions: 1. I have realized that the soft keyboard pops up when the edit box of the dialog box gets the focus. When the ESC key of t...
MPU (Memory Protection Unit) is an optional module in the Cortex-M core. Microcontrollers with MPU allow the memory map (including Flash, RAM and peripherals) to be subdivided into several areas, each...
I started to work with ST at the end of last year. I used to use many development tools such as keil and iar. Recently, I came across ST's stm32cube (of course, it has been out for a long time and has...
Xiaocai wants to use 430 to control a quadcopter. I bought a kit of aircraft parts, and the store told me that the ESC frequency is 400HZ, but no matter how I adjust the duty cycle, I can't start the ...
On August 23rd, Geely's subsidiary, Jiyao Tongxing, announced it has the industry's largest advanced production capacity for tandao
batteries
, with eight production bases across China. Jiy...[Details]
The problem of dynamic sealing of equipment always exists with the operation of the equipment. Today, we have specially sorted out the various commonly used sealing forms, usage scope and character...[Details]
When you are happily watching NBA or football, your wife asks you to turn off the lights in the bedroom. Would you be depressed? Of course, unless you are not afraid of your wife.
Now you are ...[Details]
Capable of providing precise and efficient thermal management for artificial intelligence computing power, intelligent sensing and autonomous driving systems
Shenzhen, ...[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]
Chinese characters are extensive and profound, and there are many different names for ESD tubes. How many of them do you know?
As far as I know, ESD diodes are currently known as ESD p...[Details]
Wearable technology is taking off, with applications evolving rapidly, from smartwatches to fitness trackers and even smart wigs! Bluetooth Smart is at the center of this revolution. This is the se...[Details]
The fracture mechanism is stress concentration, which typically occurs at the capacitor lead pins or pad connection points, as shown in the figure. Under vibration, the capacitor lead pins and pad ...[Details]
Batteries are a core component of new energy vehicles, accounting for over 40% of the total cost. This is also the area where automakers are most willing to tamper with costs. Since 2021, domestic ...[Details]
For the average person, an electricity meter is a monthly bill. For beginners, it's a collection of components and parts. For experienced meter engineers, however, it's a complex and complex proces...[Details]
Generally not, but there are exceptions. For example, a torque motor controller with three-phase output voltage imbalance can cause current imbalance, similar to a phase loss. However, only two pha...[Details]
As in-vehicle audio and video entertainment features become increasingly diverse, the demand for digital transmission of audio and video information is urgent. Traditional protocols such as IEEE 13...[Details]
01 Overview
The HJM315A/B is a domestically produced programmable three-phase motor driver specifically designed for small and medium-sized motor gyroscopes. It consists of an MCU, LDO, three-...[Details]
The number of new energy vehicles in use is increasing, and there are multiple choices available. New energy vehicles can be divided into hybrid and pure electric, and the types of hybrid include m...[Details]
August 19, 2025 – Mouser Electronics, a leading New Product Introduction (NPI) distributor offering an extensive portfolio of semiconductors and electronic components, announced that
it will be...[Details]