[i=s]This post was last edited by lb1229305710 on 2015-7-31 23:45[/i] [font=Tahoma, Helvetica, SimSun, sans-serif][size=13.63636302947998px]I posted a post about some embedded information before, but ...
Abstract: This paper introduces the new features of the single-wire digital temperature sensor DS18B20 of DALLAS Company of the United States based on its predecessor DS1820, and the detailed interfac...
How should I read this circuit diagram? I have almost forgotten all the knowledge about transistors. I have been cramming recently. In the initial state, each avalanche transistor is in the cut-off st...
In many electronic circuits, especially some small signal amplifier circuits, the power supply often adds a first-stage transistor electronic filter . Its circuit structure is shown in Figure J1. Assu...
I designed an AD sampling system, using the AD6645ASQZ-105 AD conversion chip. However, after making the circuit board according to the data sheet, the AD chip became hot after a while after powering ...
In the PLATFORM\SMDK2442\Src\Common\Intr_dvs\intr.c function of wince5.0, there are: extern void DVS_ON(void); extern void DVS_OFF(void); extern void ChangeVoltage(int); extern int GetCurrentVoltage(v...
introduction
1 The significance of using RTOS on MSP430
It is understandable that it is meaningless to use RTOS on MSP430. Because the hardware resources of MSP430 are limited (for exampl...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
From the PIC16F946 datasheet, we know that there are two ways to write values to the LCD for display:
1. Directly write the value to LCDDATA1~LCDDATA23
2. Use disconnect t...[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]
1 Introduction
Building Automation System (BAS) is a distributed monitoring system (DCS) designed according to distributed information and control theory. It is the result of the mutual de...[Details]
1 Introduction
With the development of control, computer, communication, network technology, etc., a new control technology, namely fieldbus, has emerged in the field of industrial control...[Details]
With the advocacy and implementation of the government's Safe City Plan, the security market has increasingly higher requirements for the clarity of surveillance images. Imagine that after a case o...[Details]
Nippon Electric Works and Volvo Technology Japan have developed a wireless power supply system for electric vehicles (EVs). Using this system, the two companies have successfully conducted an exper...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]
1. Overview
At present, an information revolution is in the ascendant around the world, led by microelectronics, computers and communication technologies, and centered on information technolog...[Details]
1 Introduction
With the improvement of people's quality of life, lamps are no longer just basic indoor lighting tools, but also a kind of practical art for architectural decoration. When ther...[Details]
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]
With the rapid development of wireless
digital communication
, more challenges have been raised for integrated circuit design and testing. In the product design stage, in order to ensure
t...[Details]
The launch of Shenzhou IX is imminent, and Tiangong is welcoming visitors again. Yesterday, Professor Fu Qiang, Vice President of the Institute of Science and Industrial Technology of Harbin Instit...[Details]
0 Introduction
Wireless Sensor Network (WSN) monitors the target by deploying a large number of sensor nodes in the target area. WSN realizes the positioning and tracking of the target, determi...[Details]