[i=s]This post was last edited by fish001 on 2019-11-5 21:17[/i]Since the high-frequency switching noise collected by AD is large, it greatly interferes with data processing. After measuring with an o...
Using the hot-swap control/protection chip TPS24701, the operating voltage range in the specification is 2.5V--18V. In actual testing, the short-circuit protection does not work when the 3.5V power su...
Recently, I need to change the hard disk read and write program that I wrote for the IDE interface to SATA. I use the I/O mapping addresses 1F0~1F7 and 3F6~3F7 to address the registers of the hard dis...
1. Hengfeng Ruike 2440 development board, what kernel area is there, I don't know what it is used for, as follows: mtdpart info. (6 partitions) name offset size flag ----------------------------------...
TPMS (Tire Pressure Monitoring System) Project Report--------On Self-Development and Outsourcing Development 1. Project Development 1. Selecting a Solution The selection of a solution for a TPMS proje...
The Youdao Dictionary on mobile phone is already over 20M, how can I bear it? I can’t stand the useless functions. I remembered that the WeChat public platform is quite interesting. I applied for one ...
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]
ISP devices, such as field programmable devices (FPGAs and CPLDs), do not require a programmer. Using programming kits provided by the device manufacturer, they employ a top-down modular design app...[Details]
A pure sine wave inverter has a good output waveform with very low distortion, and its output waveform is essentially the same as the AC waveform of the mains power grid. In fact, the AC power prov...[Details]
With the gradual popularization of new energy vehicles in recent years, more and more people have been able to access and purchase electric vehicles. The structure of electric vehicles is composed ...[Details]
The composition of the water heater
The water heater itself is divided into the following parts:
1. Water tank.
This is where the water heater is filled with water and where the wate...[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]
Let’s first take a look at the development concept of the EVD series.
The EVD control module is specially developed for operation in extreme environments. Components that meet these requiremen...[Details]
The power battery is a crucial component for vehicles, determining its lifespan and range. According to national regulations, when the capacity of an electric vehicle's power battery drops below 80...[Details]
This article describes how to achieve constant-pressure water supply through PID control using an Allen-Bradley PLC-5 processor in conjunction with a SAMI STAR inverter. To ensure safe and reliable...[Details]
What is the difference in response time when the output uses cyclic refresh and direct refresh?
The time required from when the PLC receives an input signal to when the PLC outputs a con...[Details]
Since the beginning of summer, high temperatures have continued to intensify, and the national electricity load has frequently broken records. The latest data from the National Energy Administratio...[Details]
Central media outlets published an article: H20 is neither environmentally friendly, advanced, nor secure.
Recently, the new media account "Yuyuan Tantian" under China Central Television...[Details]
Introduction
Currently, IoT-related applications, including those enabling furniture display panels, industrial control display panels, handheld devices, and facial recognition, are gradually s...[Details]
With the global penetration rate of new energy vehicles projected to exceed 45% by 2025, and the industry's transformation entering its second half, the era of intelligentization, LiDAR has rapidly...[Details]
1. One-way starting control circuit
1. Circuit operation analysis
1) Close the power switch QS and press the start button SB2. The contactor coil KM is energized, the normally open ...[Details]