One day, I saw the prototype of the abs function:
int abs(int n)
{return n0?-n:n;
}It’s that simple, hahaha. If you haven’t seen it, you might not think it’s so simple, or you have never thought about...
1. Reasons for debugging:
The project requires four CAN channels, but the MCU used is STM32F105, which only has two channels.
CAN, so we use the Microchip SPI to CAN chip - MCP2517. During the debuggi...
I have a question for you all. I made a 4-layer board with blind via inner 2 - TOP, but the exported Gerber file shows BOTT-TOP, and both are connected to Bott's GND. What's going on?...
According to the LVDS principle, when a differential signal needs to be sent, an LVDS differential signal transmitter should be used. The LVDS output differential signal should have two paths, IN+ and...
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]
Nios II is a configurable 16-/32-bit RISC processor. Combined with a rich set of peripheral-specific instructions and hardware acceleration units, it provides a highly flexible and powerful SOPC sy...[Details]
A parallel inverter consists of two thyristors (T1 and T2), a capacitor, a center-tapped transformer, and an inductor. The thyristors provide a current path, while the inductor L maintains a consta...[Details]
In recent years, many people have switched to new energy vehicles, and this type of vehicle has indeed been highly sought after and is considered the future direction of automobile development, and...[Details]
Today's security industry has entered the era of massive networking. Many enterprises, especially financial institutions, have established multi-level video surveillance networking platforms. Lever...[Details]
The automotive industry in 2025 is undergoing a thorough intelligent reshuffle.
Geely wants to make changes in the field of AI cockpits: in the future, there will be no traditional smart...[Details]
Tools/Materials
Yitong Chuanglian MODBUS to PROFIBUS Gateway YT-PB-03
Siemens s7-300
This article describes how to configure the YT-PB-03 MODBUS to PROFIBUS gat...[Details]
Common methods for troubleshooting roller press bearing wear include repair welding, thermal spraying, brush plating, and scrapping and replacement. However, these methods are often subject to asse...[Details]
introduction
As core electronic components used in vastly different fields, automotive-grade chips and mobile/consumer-grade chips exhibit significant differences in their...[Details]
Charge your electric car for just six minutes and you'll get 1,000 kilometers! This isn't just a scene from a science fiction film, but a reality made possible by Guoxuan High-Tech's Jinshi solid-s...[Details]
On August 19, Reuters reported that people familiar with the matter said that Nvidia is developing a new AI chip based on its latest Blackwell architecture for the Chinese market. The performance o...[Details]
Mathematical functions are very important and are used in many situations such as analog quantity processing and PID control.
(12) Calculate sine value instruction (SIN)
The "Calculate Si...[Details]
Fast charging is a method and means of quickly replenishing a vehicle's power. It is the core and most important part of electric vehicles. Speaking of fast charging, everyone is familiar with it. ...[Details]
The term "remote meter reading" literally emphasizes remoteness. But how far is remote? One kilometer? Two kilometers? Those aren't considered far at all. Currently, the longest distance for ...[Details]
introduction
Whether in the automotive entertainment or home theater system markets, consumers continue to demand more channels and speakers, each capable of handling higher audio po...[Details]