I am planning a plan and hope to design hardware with a CAN and 232 interface. The CAN interface obtains and sends data from the network, and the 232 encodes and decodes information to communicate wit...
TCPIP protocol principles : https://training.eeworld.com.cn/course/4570TCP/IP is the abbreviation of Transmission Control Protocol/Internet Protocol. Its Chinese translation is Transmission Control Pr...
[i=s]This post was last edited by paulhyde on 2014-9-15 04:14[/i] The car-type questions come out every year, and the guessing never stops. This year is still the same. I just share some personal info...
The temperature sensing element consists of a temperature bulb, a capillary tube, a diaphragm and an expansion medium. When the temperature bulb is heated, the medium heats up and begins to expand. Th...
16F73 performs A/D conversion, and sets ACDON1, ACDON0, etc. There is a while (ADG0); that waits for the A/D conversion to complete and sets ADG0, but it seems that it never completes, that is, the ne...
The dot matrix is 16 rows and 16 columns, and row 0 is used to display the racket. From column 0 to column 15, every four connected dots on the racket represent a state, from P0 to P3. library IEEE; u...
High efficiency and low standby power consumption are two major challenges in today's switching power supply design. Resonant topology or LLC topology is becoming increasingly popular because it ca...[Details]
In this article, the high-performance DSP developed by TI can be used as an effective confidentiality method if it is applied to PC encryption cards.
As an effective network security solution,...[Details]
With the development and widespread application of computer technology, especially in the field of industrial control, computer communication is particularly important. Although serial communication g...[Details]
Contact resistance
is the resistance to current flow through a closed pair of contacts. This type of measurement is performed on devices such as connectors,
relays
, and switches. The...[Details]
1 Introduction to HART Protocol
HART (Highway Addressable Remote Transducer), an open communication protocol for addressable remote sensor high-speed channels, was launched by Rosemen in the U...[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]
LED guardrail lights use fluorescent tubes or LEDs as light sources and continuous guardrails as carriers to form an approximately linear guardrail light strip. This article mainly introduces...[Details]
Liquid crystal display (LCD) panels have a wide range of applications, from small portable electronic devices to large fixed devices, including digital cameras, laptops, personal data assistants, d...[Details]
Our flight had just begun to descend when a gentleman sitting next to me turned to talk to me about engineering—he had seen me reading an engineering journal. The gentleman next to me said that he ...[Details]
When the so-called "copycat phones" that flood the domestic mobile phone market move towards large screens, stereo amplifiers, touch controls, and even GPS navigation and mobile TV, the homogeneity...[Details]
1. The composition and structure of mobile phone lithium battery
Mobile phone lithium batteries are mainly composed of plastic shell upper and lower covers, lithium battery cells, protection c...[Details]
1 Battery technology determines the fate of energy vehicles
Regardless of whether new energy vehicles are hybrid or pure electric vehicles, they cannot do without the core technology of batter...[Details]
1 Introduction
Power supply ripple will interfere with the normal operation of electronic equipment, causing malfunctions such as computer crashes, data processing errors and control system fa...[Details]