-
Active speaker troubleshooting
Whether it is the end of its service life or the active amplifier speaker is not properly maintained (for specific audio maintenance, please refer to "How to mai...[Details]
-
After the release of Xiaomi 10, the well-known hardware analysis organization TechInsights conducted a detailed disassembly of Xiaomi 10 and gave a BOM cost forecast for the main components. Accordin...[Details]
-
introduction
In the field of optical communications, electro-absorption modulated lasers (EML) used for high-speed and long-distance communications have high requirements for temperature s...[Details]
-
The board-level test of the safety computer is mainly carried out for FTSM. The logic board, input and output board and communication board have complex circuits, so it is advisable to use computer...[Details]
-
When using SWD to burn STM32 through J-Flash, various errors will occur; here are the reasons: 1. The reset pin is pulled low. This time I encountered that the capacitor of the reset pin was solder...[Details]
-
I have always written 51 in C before, so I wanted to experience the feeling of writing 51 in assembly. Therefore, I will start another series. I hope everyone will learn with me. If there are any sho...[Details]
-
1 Introduction
The multi-phase induction motor AC speed control system has the advantages of high reliability, small torque pulsation, and greater power under the same voltage. It is one of the deve...[Details]
-
1. S3C2440 system clock system The clock control logic of S3C2440 can be connected to an external crystal oscillator, and then generate a clock source through the internal circuit; it can also direc...[Details]
-
The lithium-ion battery that is now widely used is developed from the lithium battery. So before we get to know the lithium-ion battery, let's first introduce the lithium battery. For example, the...[Details]
-
Becky Oh, president and CEO of PNI, announced the company's latest development - a tiny 1.5x1.5x0.5mm chip that can perform complex sensor fusion functions, replacing any manufacturer's accelerometer...[Details]
-
According to foreign media reports, u-blox, a supplier of positioning and wireless communication technology, and Molex, a supplier of interconnect products, have cooperated to develop the MAX (Modula...[Details]
-
Lightweight metals: Magnesium plays a minor role in today's multi-material vehicles, but Allite's new SuperMagnesium is designed to promote widespread use of lightweight metals. It’s lighter than alu...[Details]
-
Classification and application scenarios of AC servo systems
AC servo systems can be divided into two types according to the type of motor: asynchronous servo systems and synchronous servo sys...[Details]
-
(1) MCU composition: central processing unit, memory, I/O devices.
(2) Memory: The physical essence is one or more integrated circuits with data input/output and data storage functions, used to act a...[Details]
-
Synchronous generator is a common power generation equipment, widely used in power systems, industrial production and scientific research experiments. The excitation winding is an important part of...[Details]