Environment: x86 platform, CE6.0 Problem: When reading and writing serial ports, data can be sent from the platform, and the PC can receive data sent from the platform. However, when sending data from...
NS4203 replaces PAM8403, with headphone function . QQ2528117557
Key Features:
Dual-channel Class D + headphone function Efficiency (η): 90% Power supply voltage (Vdd): 2.2V-5.5V Output power (Po): 3W×...
[backcolor=rgb(239, 245, 249)][size=14px]【Ask if you don't understand】[/size][/backcolor] [backcolor=rgb(239, 245, 249)][size=14px]If a power line is a multi-strand line, its outer insulating skin con...
[i=s]This post was last edited by qwqwqw2088 on 2018-9-16 20:37[/i] [b][size=4]1. I2C communication interface of bq28z610[/size][/b] [size=4]In the data of bq28z610, there is no detailed communication...
When I create a hello world application or open a workspace with EVC, it will stop at loading class information and I will find that the CPU usage is 100%. Then I will find that EVC is not responding ...
Recently, there is a need to obtain information about the car's throttle, brake, and steering wheel. I wanted to do it through OBD, but I don't know if it is feasible? Could you please give me some ad...
Sailing is gaining more and more attention. How to use modern technology to assist training and improve competition results is particularly important. Considering the real-time data collection in t...[Details]
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]
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]
With concerns about the growing energy crisis, motor efficiency has become an important and timely topic. This is because motors use 63% to 70% of the electricity produced in the United States and ...[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]
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]
Liquid crystal display (LCD) panels have a wide range of applications, from small portable electronic devices to large fixed devices, including digital cameras, laptops, personal data assistants, d...[Details]
Traditional
virtual instruments
consist of a data acquisition
board
based on PCI bus and
corresponding software. However, with
the rapid development of
computer
network techno...[Details]
When the so-called "copycat phones" that flood the domestic mobile phone market move towards large screens, stereo amplifiers, touch controls, and even GPS navigation and mobile TV, the homogeneity...[Details]
A few days ago, I bought an 8LED flashlight in the market (the flashlight uses No. 5 batteries). Because I had other things to do, I didn't pay attention when purchasing it. When I got home and use...[Details]
This article discusses the six design steps of LED lighting system design in detail: (1) determine the lighting requirements; (2) determine the design goals and estimate the optics; (3) the efficie...[Details]
Every time I go home and walk up the stairs, I am always scared. The corridor lights are often broken, and no one changes the bulbs, or they are not smart enough and need to be operated manually. E...[Details]
The capacity of a battery depends on the amount of charge and discharge, in addition to some factors of the battery itself. Obviously, if the charge and discharge of the battery can be recorded all...[Details]
1 Introduction
Power supply ripple will interfere with the normal operation of electronic equipment, causing malfunctions such as computer crashes, data processing errors and control system fa...[Details]
0 Introduction
In the design and construction of communication systems,
communication power supply
is called the heart of the communication system. The power supply system will dire...[Details]