Some time ago, I became interested in LED dot matrix, so I DIYed a set (including display board and control board). At that time, I actually had an idea, which was to display text and pronounce it at ...
[i=s]This post was last edited by sky999 on 2021-3-8 06:18[/i]Pin 4 of 1308 is the enable pin. It works when it is greater than 1.5V and stops when it is less than 0.4V. I want to achieve output when ...
I bought an AT91M55800A development board, and now I have a question I want to ask you. That is: when it is connected to the power supply alone, the running light program originally burned in the chip...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 20:01[/i][p=20, null, left][color=rgb(73, 73, 73)][font=Verdana, sans-serif][size=12px]Miracast? is the latest addition to the Wi-Fi? fami...
I really want to buy it, but this board is not sold in China, so I want to investigate whether there are friends who want to buy this core board. Maple is an open source STM32 core board that is compa...
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]
Reflow soldering is a critical process in electronics assembly production, and the cleanliness of the reflow oven has a direct impact on product quality. Dust and residue accumulation within the ov...[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]
Is electromagnetic radiation from electric vehicles harmful to the human body? Recently, the issue of electromagnetic radiation from electric vehicles has garnered widespread attention. However, pu...[Details]
In recent years, with the application of the IEC61850 standard and the development and deployment of optoelectronic transformers, the concept of digital substations has been put into practical use ...[Details]
Current Development Status of DVR Market
A DVR, or digital video recorder, uses a hard disk for recording, unlike traditional analog video recorders. It's often called a DVR because it's a com...[Details]
With the rapid adoption of smart electric vehicles, automotive chips are evolving from auxiliary control units to the foundation of the entire vehicle's intelligence. Their applications extend from...[Details]
Through AI connection technology supported by Qualcomm X85 5G modem and RF and Qualcomm FastConnect 7900 mobile connection system, seamless switching can be achieved between cellular net...[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]
0 Introduction
With a rapidly aging population, a young couple is now required to care for an increasing number of elderly people, leading to a growing difficulty in providing care for them. E...[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]
We know that the power output by the engine does not directly act on the wheels to drive the car, but needs to pass through a series of power transmission mechanisms. So how is the power transmitte...[Details]
Bearing wear is a common equipment problem in the manufacturing industry. In today's world where controlling production costs is advocated, using repair technology to reduce the scrapping and repla...[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]