I bought a book written by Shen Jianhua and others in the bookstore. The attached CD has the source code of lwip ported to 710. I am now using 710 chips, and the underlying driver is 8019. After modif...
Our company has been undertaking various measurement and control projects, automation control projects, and the production of functional modules for a long time. Our team has the ability to measure an...
[i=s] This post was last edited by zhanghuichun on 2014-11-15 19:39 [/i] /* SMS interface*/ void GUI_Message(void) { WM_HWIN hButton1; WM_HWIN hButton2; WM_HWIN hButton3; WM_HWIN hButton4; WM_HWIN hTe...
[i=s]This post was last edited by Song Yuanhao on 2020-8-10 20:33[/i]Note:When I first learned about the Cache of M7, I often read the manuals of ARM and ST over and over again. Although I gained some...
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]
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]
1. Multi-channel DAC technology bottleneck
Currently,
the development of multi-channel DAC technology focuses on two core challenges.
First, industrial applications urgently ...[Details]
1. Fault phenomenon and cause analysis
1. During the operation of the equipment, the expansion sleeve is subjected to a large torque, and the mating surfaces of the shaft and the sleeve move...[Details]
In the field of communications power supplies, AC/DC rectifier power supplies are called primary power supplies or basic power supplies, while DC/DC converters are called secondary power supplies. ...[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]
01. Introduction
As in-vehicle networks migrate from the CAN
bus
to
Ethernet
, traditional millisecond-level synchronization accuracy can no longer meet the requirements of mul...[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]
Lithium-ion batteries are a key component of electric vehicles. Their high energy density enables them to store a large amount of energy in a relatively compact and lightweight package, which is cr...[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]
Servo motors, also known as actuator motors, serve as actuators in automatic control systems, converting received electrical signals into angular displacement or angular velocity output on the moto...[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]
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]
01 Introduction
The SINAMICS V20 inverter controls three-phase AC asynchronous motors. Depending on the size (frame sizes FSA to FSD), the power range of the three-phase AC 400V inverter cover...[Details]
In the laboratory material transfer scenario, Jingshi Fuhe has solved core problems such as precise grasping, environmental adaptability and process collaboration through technological innovation...[Details]