Abstract: This paper introduces the principle of constant voltage electronic load and its application in the performance test of intelligent battery charger. The test instrument is an indispensable te...
I configured the S3C2410 LCD controller and turned on the LCD screen, but the image is misaligned. My screen is 320*240, and there is a 1.5cm wide black bar on the left side of the TFT screen, followe...
Summer is here, and the power supply in the company building is a bit overloaded when everyone is running the air conditioner. Sometimes there will be a power outage at the busiest time in the afterno...
I copied an executable file from another machine to the DVS directory on this machine using TFTP, but when I run it, it says it can't be found. After ls, I find that the copy was successful and it alr...
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]
VP2188 is a color STN LCD module produced by Jingdian Pengyuan. This module is a dot matrix transmissive color STN display screen with a color scale of 65 k colors and white LED backlight. Its core...[Details]
OC faults may be the most frequent and the most frequent of all faults in the inverter. They alarm during the startup process, during the shutdown process, during operation, and even when powered o...[Details]
Preface
In recent years, white light LEDs have gradually replaced incandescent bulbs and fluorescent lamps because they have unparalleled advantages over traditional light sources in terms...[Details]
0 Introduction
With the rapid development of social economy and science and technology, electric locomotives, subways and electric vehicles will be widely used. The power conversion and cont...[Details]
1. Introduction
The advancement of USB technology makes designers prefer USB interfaces in PC peripheral development. However, existing
virtual instrument
development platforms such...[Details]
1. Sensor
According to the national standard GB7665-87, a sensor is defined as a device that can sense the specified measured quantity and convert it into a usable output signal according to a...[Details]
In recent years, the technology of Class D amplifiers has developed rapidly, and the most common application is in low-power products with each channel less than 50W. In these low-power application...[Details]
In the industrial production process, flow measurement is a widely used measurement physical quantity. In special cases, such as vertical oil wells, when it is not easy to install probes outside the p...[Details]
With the development of my country's economy, environmental pollution caused by energy consumption is becoming more and more serious. Sulfur dioxide and nitrogen oxides emitted from coal-fired flue...[Details]
1. What is the basic working principle of power supply?
A: It converts the input higher alternating current voltage (AC) into the lower direct current voltage (DC) required for the PC to work ...[Details]
In recent years, the rapid development of high-performance digital signal processing chip DSP (Digital Signal Process) technology has made it possible to realize real-time speech recognition. Amo...[Details]
LED definition
In the PN junction of some semiconductor materials, when the injected minority carriers recombine with the majority carriers, they release the excess energy in the fo...[Details]
With the rapid development of the CMOS integrated circuit industry, more and more CMOS chips are used in various electronic products. However, in the design process of electronic product systems, as t...[Details]
Figure 1 Solar panels on photovoltaic roofs "spontaneously combust"
Recently, a solar panel in a photovoltaic power station in Germany caught fire. The burning scene was horrific. It i...[Details]
Test/Measurement
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