I have encountered many problems recently. Please help me! ! I am using an embedded VxWorks system based on the G4 platform. The chip is ppc 7447A and vxworks5.5.1. 1. A very strange phenomenon: after...
Industrial automation systems use microprocessors, digital signal processors (DSPs), and sensor networks to control electromechanical processes. These components are highly sensitive, yet operate in a...
I have been working on a project these days. I need to connect the tiny210 to the PC via miniUSB and use gadgets to identify it as a USB flash drive or SD card. The Linux system installed on my tiny21...
[i=s]This post was last edited by dcexpert on 2021-11-16 11:44[/i]DOOM game porting on STM32F429DISC, controlled by touch screen:Link:
[hide]https://github.com/bane9/STM32DISCOVERY_DOOM[/hide]...
Recently I looked at the 188 protocol for water meters and found that the cumulative flow is 4 bytes, one of which is a decimal place. In the actual process, I found that there is a 7-bit meter, all i...
Learn how the engineering team met the stringent requirements of cordless vacuum cleaner customers: high suction power, small size and light weight, and a long and reliable product life cycle. Learn t...
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]
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]
In recent years, the market for mobile/portable devices such as smartphones and laptops has continued to grow rapidly. While these products continue to integrate more new features to enhance the ...[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]
1. Introduction
Light control circuit plays a vital role in urban street lamps or corridor lighting. With light control circuit, the lights can be automatically turned on and off according to ...[Details]
Power management solutions for today's portable application processors are becoming increasingly integrated. Total power consumption, standby and sleep current consumption affect battery size, bill...[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]
A standard cell
is an electrochemical
cell
used as a voltage reference standard in many electrical standards laboratories
. If properly maintained, standard cells are very stable. The ...[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]
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]
To understand how and why OLED power supply affects display image quality, you must first understand OLED display technology and power supply requirements. This article will explain the latest OLED...[Details]
introduction
Incandescent bulbs can emit a variety of light, but in specific applications, only green, red, and yellow light are usually needed - such as traffic lights. If an incand...[Details]
In the "digital pressure measurement" experimental device of applied physics, the subject technical knowledge of analog circuits, digital circuits, sensors and single-chip microcomputers is used. In o...[Details]
1 Introduction to LED
With the development of science and technology, people have higher and higher requirements on automobile light sources. LED (Light Emitting Diode) has gradually attracted...[Details]
People who often surf the Internet until late at night, their families always complain that turning on the big lights in the living room affects their rest, but some people don't have keyboard ligh...[Details]