[size=4][color=#000000]Sometimes it is inconvenient to carry a mobile phone, but you want to know the time. In this case, you can use a buzzer to make an audio time reminder, which will send a reminde...
Can anyone tell me how to design a queue composed of four registers? I have no idea at all. I hope an expert can tell me the design method and the chip to be used (it would be best if you can give som...
I read this section in transistor circuit design.Why is the common base amplifier circuit directly RC/RE?I looked through my college notes and the book "Electronic Design from Scratch"It is Av= beta*R...
I recently encountered an op amp IC, AD OP282, in open loop state, no resistors connected, only dual power supply + - 5V added to the IC, no voltage was given to the same phase and reverse phase, and ...
[size=4][md]## Preface The previous article briefly introduced how to add a custom BLE service. Combined with the official demo, I think you should have a deeper understanding. The UUID here is 128 bi...
[i=s] This post was last edited by zzbaizhi on 2013-12-25 16:14 [/i]As shown in the figure, an error occurred during compilation, which seemed to be a duplicate definition. However, I only defined thi...
introduction
With the continuous optimization of surface mount technology (SMT) and the rapid development of chip component manufacturing technology, the application of chip mounters in the el...[Details]
1. Introduction
Automobile pollution is one of the most important issues that people are most concerned about and need to solve urgently. As an important method for detecting automobile exhau...[Details]
Google's driverless technology is not only an eye-catching technology, but also a subversion of the car usage model.
Those who have watched anti-terrorism films and TV dramas must have been im...[Details]
All electronic design engineers and scientists have performed electrical signal analysis, or signal analysis for short. Through this basic measurement, they can gain insight into signal details and...[Details]
introduction
For the voltage regulator modules (VRMs) that power the latest computer central processing units (CPUs), power supply designers have historically used multiphase interleaved b...[Details]
1. Introduction
At present, most lighting equipment still uses traditional energy for lighting. Making full use of solar energy as the energy supply for lighting equipment is of great si...[Details]
Overview
As a remote network communication control method with advanced technology, high reliability, complete functions and reasonable cost, CAN-bus has been widely used in various automa...[Details]
Overview:
This paper introduces a method of connecting a CAN-bus network with Ethernet to form a medium-sized remote monitoring/data transmission network.
CAN (Controller Area Network) is ...[Details]
The automotive lighting and signal control system is responsible for controlling the vehicle's lighting, signal lights, electric horns, reversing and brake buzzers. Traditional automotive lighting...[Details]
The typical fault troubleshooting listed below is for reference of maintenance personnel.
When the computer is turned on, the indicator light is off and there is no screen display
Mainte...[Details]
Many battery-powered systems require a visual indicator to show when the battery needs to be replaced. LEDs are commonly used for this purpose, but they consume at least 10mA of current. This con...[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]
Since AC mains power may experience power outages, voltage sags and surges, continuous undervoltage and overvoltage, and frequency fluctuations during supply, these factors will affect the continuous ...[Details]
0 Introduction
High-precision current source can provide high-precision current supply for precision instruments, and is suitable for automatic measurement tasks of various resistors in semico...[Details]
Direct digital frequency synthesis (DDS) has fast frequency switching and modulation capabilities and is widely used. However, when low power consumption and low cost are the main considerations, D...[Details]