[:)] Can anyone provide some tips on selecting optical isolators and the differences between various models? ! ! ! For example: Performance comparison between TLP521-4 and PC817...
If you read my previous blog post “Click! Crack! What’s Wrong with Your Thermostat?” about a thermostat and an HVAC system. If you look at how thermostats control HVAC loads, you'll understand how the...
The 8 ports of P2 port are used as DATA BUS data lines, connected to the 8 data lines of LCD. When the MCU 89E58 chip is not working, the voltage of P2 port is 1.5V. The interface chip of LCD is S6B01...
[font=微软雅黑][size=4] If the EEWORLD community hadn't given me a copy of "Basics of Power Supply Design", I wouldn't have known that the author of this book, Manmano, is so great. He is not only the fat...
I believe everyone has used disk defragmentation software, such as VoptXP, Defraggler, O&O Defrag Pro, Diskeeper, and other world-renowned software, but they are all foreign products, and there are on...
1. Overview
Will passive devices
produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[Details]
Analog engineers have traditionally struggled with complexity when designing power supplies that required multiple outputs, dynamic load sharing, hot-swap, or extensive fault-handling capabilities....[Details]
introduction
In the discharge process of tokamak plasma physics, the study of rupture and sawtooth is of great significance. Rupture and sawtooth exist in most tokamaks. Rupture is a notew...[Details]
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[Details]
The reason for the light decay of white LEDs: the decline of phosphor performance
So far, the rapid decline of the luminous performance of white light LEDs, especially low-power white light LE...[Details]
1. Principle of displacement angle sensor
The angle sensor is used to detect angles. It has a hole in its body that fits the LEGO axle. When connected to the RCX, the angle sensor counts once ...[Details]
hint:
The number of speakers and their spacing limit the sound field of a portable stereo system.
Spatial audio attempts to artificially recreate the experience of listening to sounds i...[Details]
Corelink Semiconductor has launched the CL1100-based 5-7W E27 LED lighting driver system solution DB2. This driver module meets the requirements of small size (L×W×H=5.1cm×2.1cm×1.8cm), low standby...[Details]
1 Basic Features
In computer control systems and various intelligent instruments and meters composed of single-chip microcomputers (or microprocessors), various external analog signals must be ...[Details]
summary
This article will briefly analyze the success and shortcomings of high-frequency DC-DC switching power supplies in the process of miniaturization (the second basic goal), and propose m...[Details]
1. Fully understand the design requirements of all parties and determine the appropriate solution.
When starting a hardware development project, the original driving force will come from many a...[Details]
SL11R is a 16-bit RISC microcontroller with a USB interface produced by Scanlogic. Its core processing speed reaches 48MIPS. It has rich hardware resources and 32-bit programmable I/O ports, and ca...[Details]
The Challenge:
Improving Siemens Wind
Turbine Controls
System software automated testing for regular releases, validating wind turbine control system components during the developme...[Details]
Introduction
With the acceleration of China's economic development and urbanization, the amount of sewage in small and medium-sized cities has shown an increasing trend year by year. In order to red...[Details]
1 Introduction
With the development of transmission systems in recent years, multi-motor transmission systems have been widely used in various fields. In order to improve the dynamic performan...[Details]
MCU
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