How many electric motors are there in your car? [/url][/b][font=微软雅黑][size=4][color=#000000] [/color][/size][/font] [font=微软雅黑][size=4][color=#000000][img]https://e2echina.ti.com/resized-image/__size/...
8-core network cable, use 4 cores for data, and the other 4 cores for power transmission. The power supply is 12V2A small ear, and the network cable is 0.5 Dahua. I have tested 50 meters and it is rel...
[align=left][font="]The much-anticipated new Tesla model has finally been unveiled. Elon Musk announced on Sunday that the Model Y will be unveiled at the Los Angeles Design Studio on March 14. Detail...
Is there any difference between these two statements? int *ExRamStart = (unsigned int *)0x100000; int *ExRamStart = (unsigned int )0x100000; The following statement is wrong, why? Isn't the content in...
When the weather gets cold, have you noticed that the mouse is not very flexible, and single clicks often become double clicks? This happens to several mice. After the temperature rises, it becomes no...
When I was working on HID keyboard identification, I wanted to add a function to control the brightness of the device, such as the brightness of a laptop. I found many code values for multimedia keys ...
Microcontrollers (MCUs), which are widely used in automotive electronics, are rapidly facing time and cost pressures. The main advantage of using MCUs has always been to create high-level system in...[Details]
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
With the continuous improvement of the requirements of intelligent building security systems and the continuous improvement of people's safety awareness, indoor anti-theft has gradually attracted peop...[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. 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]
I. Introduction
Since RS232 has a short communication distance (only 15 meters according to EAT/TAI-232 standard), and can only perform point-to-point communication, it cannot directly f...[Details]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]
LED lamps and bulbs are now rapidly replacing incandescent, halogen and CFL (compact fluorescent lamp) light sources in many general lighting applications. Flyback DC/DC converters are the power su...[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]
Digital array radar (DAR) uses digital beam forming (DBF) in both receiving and transmitting modes to achieve flexible distribution and reception of RF signal power in the airspace, obtain excellent t...[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]
The concept of state machine
State machine is an important concept in software programming. More important than this concept is its flexible application. In a clear and efficient program, ther...[Details]
TC9012F is a universal CMOS large-scale integrated circuit for infrared remote control signal transmission, suitable for remote control of TV, VTR, laser player and other equipment. In the market, ...[Details]
Printed circuit boards ( PCBs
)
are used in most electrical products
. If a PCB has low
insulation resistance
(IR), the performance of the circuits on the PCB will be greatly reduced...[Details]
Abstract: In recent years, with the establishment and grid-connected power generation of a large number of solar photovoltaic power stations at home and abroad, photovoltaic grid-connected inverter...[Details]