I want to use UT-450 10/100M TCP/IP to serial port bridge module to make TCP/IP to RS232/RS485/RS422 converter. ut-450 is ttl output, and I use max232 to convert to serial port rs232. Please help disc...
[i=s] This post was last edited by hg200300 on 2016-1-15 16:08 [/i] After variables are declared in different locations and compiled (xc8 V1.35), the occupied RAM and flash are different. The program ...
[i=s]This post was last edited by TL-LED on 2022-6-2 14:27[/i]1. Project Background
When testing products, it is often necessary to view the data of the specified ID on the CAN communication. Sometime...
When the night running lights are turned on, a 12V power supply is connected to the circuit. The potentials of the main points in the circuit are set as: Va = 8.IV, Vb = 7.4V, Vc = 6.7V, Vd = 6V, Ve =...
The schematic diagram is designed using TI's WEBENCH. When outputting 48V/1A, the temperature of the MOS tube reaches 100°C. Is this temperature too high?
attach://600758.pdf...
The rapid development of the Internet has realized high-speed information transmission and resource sharing, greatly facilitating people's lives. Embedded systems are widely used in various electr...[Details]
introduction
With the continuous optimization of surface mount technology (SMT) and the rapid development of chip component manufacturing technology, the application of chip mounters in the el...[Details]
1. Introduction
Automobile pollution is one of the most important issues that people are most concerned about and need to solve urgently. As an important method for detecting automobile exhau...[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]
introduction
Solar cells and LED lighting are typical applications of new energy and energy-saving and efficient technologies. Solar LED lighting uses solar cells to convert solar energy...[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]
1. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[Details]
The automotive lighting and signal control system is responsible for controlling the vehicle's lighting, signal lights, electric horns, reversing and brake buzzers. Traditional automotive lighting...[Details]
With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[Details]
The typical fault troubleshooting listed below is for reference of maintenance personnel.
When the computer is turned on, the indicator light is off and there is no screen display
Mainte...[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]
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]
The emergence and development of street lamps are inseparable from the prosperity and progress of cities, which makes street lamps useful. Conversely, street lamps also make the night of the city n...[Details]