[i=s]This post was last edited by fish001 on 2018-7-27 20:03[/i] [size=5]Negative feedback amplifiers can be combined into four types, namely: current series, current parallel, voltage series, and vol...
I want to record some of my thoughts during the learning process, just as a note of my own learning experience. If you accidentally see these articles and can help me point out some of the incorrect u...
Evaluation Kit: Renesas CPK-RA2L1 Development Board
Kit source: RT-Thread
The Renesas RA2L1 product group is a 48MHz Arm Cortex-M23 ultra-low power general-purpose microcontroller that supports wide v...
The 4.2 kernel of the pxa255 development board can be downloaded after compilation, but it cannot be written into the flash. Every time it writes to a certain place, it stops. However, if it is set no...
In recent years, the government has increasingly supported electric vehicles, and the number of electric vehicles has increased. Observant drivers will notice that there are many more green license...[Details]
With the increasing number of new energy vehicles on the road, the deployment of supporting facilities for these vehicles has accelerated, and new energy vehicles have gradually entered the vision ...[Details]
The MCX E series is the most reliability- and safety-focused series in NXP's extensive MCX product portfolio.
With the launch of this series, NXP has further enriched its 5V-compatible MCU pr...[Details]
In the period after the switching power supply achieved the "20 kHz" revolution in the 1970s, although improvements and enhancements were made in circuit technology, the development level of the se...[Details]
There are more and more electric vehicles. Recently, I have heard some news about electric vehicles performing poorly in winter. I would like to briefly introduce whether heat pump technology is mo...[Details]
As a pioneer in the new smart home concept, robot vacuums have captured a significant market share. Robot vacuums, also known as automatic sweepers, smart vacuums, or robot vacuums, are smart home ...[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]
Today, the voltage of electronic products continues to rise to 400V, 600V and even 1000V, so there are few electronic load models that can handle such high voltages. Many people consider connecting...[Details]
With rapid economic development, the types of pollution sources are increasing, especially in chemical and industrial zones and their surroundings. The patterns of pollution and the types of ecolog...[Details]
As my country's industrialization continues to improve, environmental pollution is also facing tremendous pressure. In recent years, national environmental protection policies have become increasin...[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]
In the first half of 2025, Chinese companies demonstrated overwhelming advantages in the world's four major material fields: in the global loading of positive electrode materials, Chinese companies...[Details]
According to foreign media reports, due to the massive expansion of Chinese companies in the global electric vehicle market, the capacity utilization rate of South Korea's three major battery manuf...[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]
Function (FC) parameters
Functions do not have data memory in which to store the values of block parameters. Therefore, when calling a function, all formal parameters must be assigned actual p...[Details]