Another week has passed. I tested it twice this week. The first time, as everyone said, I couldn’t connect to the Internet. After trying N times, I still failed. Later, I found that I needed to use a ...
As shown in the figure, I converted +5V to -5V through MAX735, and then supplied the positive and negative 5V to the dual power amplifier. Once powered on, -5V was pulled down to 0V. After disconnecti...
Designers of Internet of Things (IoT) products are currently gravitating toward wireless connectivity based on Wi-Fi because it is widely deployed and well understood. However, any type of RF function...
[align=left][font=-apple-system,][color=#000000] Recently, a project was deployed. Party A used a virtualization platform and the servers provided were all virtualized cloned machines. The default par...
ARM uses a different bus technology from X86. Generally, X86 systems use the PCI bus, while embedded ARM uses an on-chip bus.
1. AMBA bus technology
AMBA (Advanced Microcontroller Bus Architectur...[Details]
Introduction
With the mature development of the third generation mobile communication network, the application of video surveillance technology based on mobile communication network is becoming m...[Details]
ESP (Extended stack pointer) is a pointer register (the other is EBP). It is used for stack pointer.
ESP is the stack pointer, which is used to point to the top of the stack (the top of the ...[Details]
The concept and working principle of AC motor
AC motor is a mechanical rotating device that converts AC electrical energy into mechanical energy. AC motor converts electrical energy into mecha...[Details]
Quartz crystal oscillator is called "crystal oscillator" for short. It is widely used in electronic clocks, intercoms, single-chip microcomputers, color TV color display line field oscillation frequ...[Details]
According to 91mobiles, the Redmi Note 11 series is Xiaomi's latest mid-range product series and will launch new mobile phone products on October 28. The Redmi Note 11 series will have three model...[Details]
NXP Semiconductors has released the SAF9xxx series, which brings multiple artificial intelligence audio functions to the in-vehicle infotainment system, which is
an important technical impr...[Details]
There is actually not much difference between the remote control infrared receiver and the set-top box receiver. Now many infrared receivers can be used universally on different products as long as...[Details]
Preface: This is a series of tips on power supply design written by Robert Kollman, an engineer at Texas Instruments. I will now integrate them and provide them to engineers in the power supply indus...[Details]
NIO announced some relevant information about the development of its intelligent chassis and its self-developed ICC chassis domain controller. Models based on the NT2 platform, such as ET7/ET5/ES7,...[Details]
China Energy Storage Network:
The revolution in energy supply and consumption will bring changes to the way buildings use energy. Building energy sources, energy types and energy supply syste...[Details]
Characteristics of Quartz Crystal Oscillator
The figure above is a simplified circuit diagram and shows the basic components of a quartz crystal oscillator.
The amplifier in...[Details]
At present, the signal generation part of the excitation power supply usually adopts direct frequency synthesis technology. The main functional circuit is composed of a voltage-controlled oscillato...[Details]
Applied Materials announced the launch of its new AppliedBaccini® Pegaso™ solar photovoltaic (PV) cell manufacturing platform to help customers mass produce new, more efficient solar cells they hav...[Details]
In the secondary market on November 6, solid-state
battery
concept stocks became a beautiful landscape. Blue Ocean Huateng (300484),
Fengyuan Shares
(002805), Zijiang Enterprise (60...[Details]
RF/Wirelessly
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