A star network is formed with 1 coordinator and 5 terminal nodes. The coordinator communicates with KingView, and the terminal communicates with PLC. The communication was normal for the first hour, b...
I followed the instructions, but it still can't provide a constant current. The current still changes with the resistance. Do I have to use IN457 diodes? This is my circuit. Vin is 5V, R1=133 ohms, R2...
General manager
Responsibilities :1.Implement the resolutions of the board of directors, preside over all work, ensure the realization of business objectives, and complete the tasks and profit targets...
If I want to develop a driver, does it involve register configuration? Peripheral registers, such as Timer, Watchdog, DMA, etc., seem to be configured in the bootloader stage. Does it mean that when d...
I am really ignorant. It turns out that you need to know some skills to insert the core board into the baseboard. At the beginning (at night), I felt that I should insert it horizontally and use the t...
Design and Implementation of Platinum Resistance Thermometer Abstract: The hardware and software design of platinum resistance thermometer is introduced . Aiming at the disadvantage that the nonlinear...
1. Introduction
RFID (radio frequency identification) is a non-contact automatic identification technology that emerged in the 1990s. It uses the characteristics of radio frequency signal prop...[Details]
Sailing is gaining more and more attention. How to use modern technology to assist training and improve competition results is particularly important. Considering the real-time data collection in t...[Details]
Electronic systems are located at different points on the automotive power bus and therefore often need to operate under very stringent power requirements. These include load dump, cold crank, very lo...[Details]
introduction
The emergence of high-performance, low-power embedded CPUs and high-reliability network operating systems has made it possible to implement applications with large amounts of comp...[Details]
Since the No. 4 blast furnace of Handan Iron and Steel was put into operation in 1993, its external equipment has been seriously aged, and the original PLC control system TDC3000 of the hot blast furn...[Details]
1 Introduction
Water resources are the basic conditions for human survival and the lifeline of economic development. The reality shows that due to the global shortage of water resources and th...[Details]
1. Introduction
Testing the temperature of steel billets before rolling is an important measure to ensure the quality of steel. Traditional manual testing is difficult to ensure product qu...[Details]
Since AC mains power may experience power outages, voltage sags and surges, continuous undervoltage and overvoltage, and frequency fluctuations during supply, these factors will affect the continuous ...[Details]
System Overview
The system consists of a signal preprocessing circuit, a single-chip computer AT89C2051, a systematic LED display module, a serial port data storage circuit and system software...[Details]
One in five car failures are caused by batteries, a problem that will become more serious in the coming years as electric-by-wire, start/stop engine management and hybrid (electric/gas) vehicles be...[Details]
DCDC means DC to DC (conversion of different DC power values). Anything that meets this definition can be called a DCDC converter. Specifically, it means converting the input DC into AC through a s...[Details]
Multimedia processors are often the most power-hungry devices in portable electronic devices. Common ways to reduce CPU power requirements are to reduce clock frequency or operating voltage, but th...[Details]
There are many types and styles of digital voltmeters in design and development. Traditional digital voltmeters have their own characteristics. They are suitable for manual measurement on site. Tra...[Details]
This paper describes the design method of electronic multifunctional watt-hour meter, the key technology of hardware design and the software design process. Taking NEC's μPD78F0338 microcontroller ...[Details]
Preface
DS18B2 is generally used in conjunction with a single-chip microcomputer, and there are few reports on
the interface between
DSP
and DS18B20. Therefore, this article introdu...[Details]