I have been studying the relevant knowledge of Wheatstone bridge recently. This circuit diagram is the schematic diagram of the module attached to the module sold on Taobao. The document explains that...
I want to read and write Excel files on wince. Wince does not support ODBC, so I don't know how to read and write Excel files conveniently and quickly. Does anyone have a good way to read the Excel fi...
[align=left][color=#000][font=宋体, arial][size=4]What issues should be paid attention to in the mobile phone PCB Layout? Does the display part need wiring? [/size][/font][/color][/align][align=left][co...
Could someone provide me with a clear schematic diagram of the whip antenna in the attached figure? Thank you. (1) What does the feeding point in the figure mean and what is its function? (2) What is ...
When operating SPI communication, the SPI chip selection must be enabled before each data transmission. Why can't it be selected once and then transmitted multiple times? Is it related to the hardware...
[Preface] LCD screen is a commonly used peripheral of single-chip microcomputer. GC9306 is a 240*320 color display screen. This time, spi1 is used to drive it. It is also one of the topics for me to l...
The Mobile Industry Processor Interface (MIPI) Alliance is an organization responsible for promoting the standardization of software and hardware in mobile devices. It has released the D-PHY specif...[Details]
There are three types of mobile TV: one is based on analog TV broadcasting network, another is based on mobile communication network, and the other is based on digital broadcasting network. The f...[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 Introduction
Ultrasonic waves have strong directivity, slow energy consumption, and can propagate over long distances in a medium, so they are used for distance measurement. Ultrasonic detec...[Details]
Vertical cavity surface emitting lasers (VCSELs) are gradually replacing traditional edge emitting lasers, especially in low bandwidth and short-distance communication systems where cost factors ar...[Details]
Toyohashi University of Technology demonstrated electric field coupled wireless power supply technology using life-size car tires and roads at the wireless technology exhibition "Wireless Technolog...[Details]
1. When the slip speed regulating motor is undergoing frequency conversion and energy saving transformation, the original excitation box (referred to as the speed regulating box) and the original s...[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]
The installation locations of DC-DC converters are relatively scattered. DC-DC converters can be found on the power board, main board, logic control board and other circuit boards of PDP color TVs....[Details]
The principles to be followed are as follows:
(1) In terms of component layout, related components should be placed as close as possible. For example, clock generators, crystal oscillat...[Details]
0 Introduction
With the rapid development of modern power electronics technology, various power electronic devices have been widely used in various fields such as power systems, industry, an...[Details]
Abstract: Based on the analysis of the characteristics of the IRIG-B (DC) code type, a design method for IRIG-B (DC) time code decoding is proposed. This method consists of a small number of periph...[Details]
Traditional synthesis techniques are increasingly unable to meet the needs of today's very large and complex FPGA designs implemented in 90nm and below process nodes. The problem is that traditio...[Details]