There is a two-pin chip on the circuit board. The multimeter is in the diode range, the black probe is on the left, and the voltage between the two probes is 0.406V; the red probe is on the left, and ...
I would like to ask all the bosses, recently I can't access the forum, activities, learning and other web pages. Do you know the reason? How to solve it? I'm asking for help. , . . ....
How to connect WiFi smart socket to Linux operating system (bare board) (smart socket has no interface, only socket), is it possible? If it is possible, what parts should be considered? Please guide, ...
Why is embedded microprocessor architecture design so complicated : https://training.eeworld.com.cn/course/6146Why is embedded microprocessor architecture design so complicated?...
[i=s] This post was last edited by paulhyde on 2014-9-15 09:03 [/i] Welcome to download [[i] This post was last edited by open82977352 on 2010-2-6 19:10 [/i]]...
High-voltage inverters often use switching circuits for energy saving, maintenance, or when one inverter is used to control multiple motors. There are three types of switching requirements: (1) "Cold"...
High efficiency and low standby power consumption are two major challenges in today's switching power supply design. Resonant topology or LLC topology is becoming increasingly popular because it ca...[Details]
With the promotion of the construction of intelligent communities in the country, anti-theft systems have become essential equipment for intelligent communities. Especially in recent years, the urg...[Details]
Hardware designers have begun to adopt FPGA technology in high-performance DSP designs because it can provide 10-100 times faster computing than PC-based or microcontroller-based solutions. Previou...[Details]
When the WDP500-2A plane grating monochromator is used to test the emission wavelength of a high-power laser diode at different currents, the matching of the laser diode has the disadvantages of lo...[Details]
System design is a complex process. It is not enough to just use ICs. There are many details to consider. This article uses a high-fidelity music playback system as an example to introduce how to s...[Details]
The data collector of the automatic weather station is generally designed based on a single-chip microcomputer or a PC/104 bus controller. It has the characteristics of good compatibility with PC, low...[Details]
With the development and widespread application of computer technology, especially in the field of industrial control, computer communication is particularly important. Although serial communication g...[Details]
1. What is temperature?
Heat is a type of molecular motion. The hotter an object is, the faster its molecules move. Absolute zero is defined as the temperature at which all molecular motion ...[Details]
0 Introduction
With the rise and continuous improvement of the solid-state lighting industry, light-emitting diodes (LEDs) have become an alternative lighting technology and are gr...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[Details]
We know that the inverter consists of two parts: the main circuit and the control circuit. Due to the nonlinearity of the main circuit (switching action), the inverter itself is a source of harmoni...[Details]
According to the Industrial Technology Research Institute of Taiwan, due to factors such as the oil crisis and global warming, the issues of energy conservation and environmental protection have at...[Details]
LED guardrail lights use fluorescent tubes or LEDs as light sources and continuous guardrails as carriers to form an approximately linear guardrail light strip. This article mainly introduces...[Details]
Currently, each country is developing its own USB interface
charging specifications
, which leads to a major problem that a USB interface
charging
device manufactured in one country...[Details]
Analogue and Mixed Signal
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