1. Hardware introduction of functional modules
PWM is the abbreviation of Pulse Width Modulation, which means pulse width modulation in Chinese. It realizes dimming, frequency modulation and other fun...
Reprinted from: deyisupport [align=left]Portable devices such as mobile phones and tablets are able to charge faster than ever before. To achieve fast charging times, the voltage on the charging devic...
Stream driver, using the example on the Microsoft website, under VS2005, unresolved external symbol CommandBar_InsertMenubar referenced in function "long __cdecl What is the reason?...
I grabbed the IIC data and logic diagram of my own product and the IIC data and logic diagram of the reference prototype. I found that my product is writing and reading, writing and reading... while t...
Texas Instruments (TI) has announced three new 36 V single, dual and quad operational amplifier families with industrial precision. The OPAx140 JFET-input operational amplifier family features rail-to...
The simplified main program is as follows#include "stm32f10x_lib.h"
#include "USART.h" ErrorStatus HSEStartUpStatus; u8 Rxdata2[]; vu8 Rxnbr2; GPIO_InitTypeDef GPIO_InitStructure; void GPIO_Configurat...
1 Introduction
A wide variety of communication cables and control cables are widely used in various instruments and control equipment. Whether the cable is well-conducted and
whether
th...[Details]
When choosing a laptop battery, you should consider several factors, such as power, appearance, and quality.
Regarding power, we often see that a manufacturer uses values such as the number ...[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]
MediaTek (2454) announced the acquisition of F-MStar (3697) and attracted the attention of IC design industry. This morning, Gartner Semiconductor Industry Research Director Hong Cenwei analyzed ...[Details]
On the afternoon of July 10, Beijing time, Taiwan's largest chip designer MediaTek expects its smartphone chip shipments to grow by double digits in the third quarter of this year, and the company is ...[Details]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guangzho...[Details]
Only a small number of LED manufacturers can produce high-quality LEDs. For applications that are only used for simple indication, low-quality LEDs are sufficient. However, high-quality LEDs must...[Details]
introduction
At present, measuring instruments are developing towards networking, and each individual embedded instrument will become a node on the Internet. This system realizes the network...[Details]
1. Introduction
With the increasing popularity of fully automatic washing machines, consumers have higher and higher requirements for their environmenta...[Details]
Introduction
X1226 has the functions of clock and calendar. The clock relies on hour, minute and second registers to track, and the calendar relies on date, week, month and year registers to tr...[Details]
Analysis of the three core aspects of digital TV transmission standards
According to the differences in regionality, transmission method and modulation method, the transmission method needs to...[Details]
0 Introduction
In order to improve the automation control of shortwave transmitters, so that they can automatically process from far to near, the technicians here use the ICS system to complete the ...[Details]
In order to develop lighting LED technology, developed countries attach great importance to the research of LED testing methods and standards. For example, the National Institute of Standards and T...[Details]