[size=2] ;Read and write 24C02 P1.3 clock signal P1.4 data signal device address three pins are all grounded clr p1.3; clock signal initialization setb p1.4; initialize scl low, sda high setb p1.3; th...
General reed switch door sensors are fine, but they need to be able to detect whether the door is open or closed, and it is best to send an alarm at a fixed time when the door is opened, just like pas...
This post is transferred from: http://www.arm9home.net/read.php?tid=8110page=1toread=1#tpcNokia officially released Qt 4.7.0 on September 21, 2010 (see link: http://labs.qt.nokia.com/2010/09/21/qt-4-7...
[i=s]This post was last edited by jinglixixi on 2022-1-6 11:36[/i]GD32L233 is a low-power product, so how can we understand and test its power consumption?
The method is nothing more than from the dat...
[b]1. Overview[/b] The increasing popularity of broadband network applications and the application of digital [url=http://www.afnet.com.cn/jishu/][color=#0000ff] technology[/color][/url] in [url=http:...
1 Introduction
The high temperature tester is mainly used for temperature tracking measurement and data acquisition during the heating process. By systematically analyzing the test data, the...[Details]
Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems ...[Details]
Do you often have to add brake fluid to your car's brakes? The fact that you need to pump out the brake fluid to make sure there is no gas in the brake fluid line may not be done by the car owner h...[Details]
introduction
Throughout the history of automotive lighting, power has always played an important role. Initially, cars only needed headlights to see the road in the dark. Later, other light so...[Details]
All electronic design engineers and scientists have performed electrical signal analysis, or signal analysis for short. Through this basic measurement, they can gain insight into signal details and...[Details]
For a long time, due to the limitation of hardware conditions, the display devices of traditional small handheld devices such as PDA are usually monochrome LCD, and the user interface is very simpl...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
5. Identifiers and keywords of C language
A complete PIC microcontroller C language program usually consists of six parts: include files (i.e. header files 1, variable definitions, variable de...[Details]
1. Introduction
At present, most lighting equipment still uses traditional energy for lighting. Making full use of solar energy as the energy supply for lighting equipment is of great si...[Details]
A standard cell
is an electrochemical
cell
used as a voltage reference standard in many electrical standards laboratories
. If properly maintained, standard cells are very stable. The ...[Details]
1. With the development of modern industry and the continuous improvement of automation, some medium and large control systems have been greatly facilitated, which not only makes control easier, bu...[Details]
Overview:
This paper introduces a method of connecting a CAN-bus network with Ethernet to form a medium-sized remote monitoring/data transmission network.
CAN (Controller Area Network) is ...[Details]
Smart lighting control systems provide high controllability for various buildings and further enhance the level of green energy. They are the core products of energy conservation and digital techn...[Details]
With the continuous consumption of earth's energy and the scarcity of resources, the harm of greenhouse effect to human beings, and the serious pollution of the atmosphere to the earth, the intern...[Details]
The potentiometer is an adjustable electronic component. The main functions of the potentiometer in the circuit are as follows:
1. Used as a voltage divider
A potentiometer is a continuou...[Details]
51mcu
京公网安备 11010802033920号
EEWORLD
