AP1212HNA

Abstract: ARINC429 bus is a widely used aviation data bus, mainly used for communication between avionics equipment and systems. Based on the description of ARINC429 bus and HS-3282, a design metho...[Details]

With the popularity of cassette players , more and more people own cassette players. However, while listening to beautiful music with headphones, some shortcomings are also felt. Since li...[Details]

AC charging piles are suitable for charging electric vehicles at home or at work, because the current on-board chargers are usually rated at 11 kW and take 8 to 10 hours to fully charge. However, f...[Details]

1. AC Impedance The AC "resistance" formed by the combination of resistance (R), capacitive reactance (Xc), and inductive reactance (XL) in AC is called "impedance" (Z). Its formula is ζ=√(R2+(...[Details]

With the rapid development of software-defined cars, in-vehicle software systems are becoming more and more complex and large. In order to support more efficient and flexible data interaction betwe...[Details]

(1) There must be someone to supervise. If the surveyor does not understand the measurement skills, the supervisor has the right to obstruct the measurement work. (2) During measurement, the metal p...[Details]

According to reports, Jiang Shangyi has resigned from his three-year term as independent director of SMIC. It is widely rumored in the industry that Jiang Shangyi will go to Wuhan Hongxin to serve as...[Details]

　　 The current sampling circuit uses a shunt: R57 and R56 are sampling resistors, C21 and C22 are sampling capacitors, and they provide a sampling voltage signal for the sampling channel. The size of...[Details]

·The sensor body of the open channel flowmeter is made of plastic, so the structure is light and corrosion-resistant. ·The open channel flowmeter has a simple structure and no moving parts. This f...[Details]

I found that when I press a keyboard key, I can immediately send a release action, and I can't release the key. After measurement, there must be a certain delay in the middle, and some say that the c...[Details]

They are all the same, not just mf47! Use the resistance setting (ohm ω), short-circuit the two test leads first, and see if the needle returns to the 0 scale. If the needle does not move, the test l...[Details]

1. Start the program flow The resources of embedded systems are limited, and programs are usually stored in ROM and run. Before the program in ROM is executed, the system hardware and software operat...[Details]

Difficulty in starting the engine means that the starter can drive the engine to rotate at a normal speed and there are obvious signs of starting, but it cannot start, or it requires multiple conse...[Details]

Here is a design method for high-frequency transformers: Its basic idea is as follows: First, the input power of the transformer is calculated from the output power of the power supply and other loss...[Details]

Automotive electronic circuits refer to circuits that combine electronic components such as semiconductor discrete devices, integrated circuits and microprocessors with automobiles to complete a ce...[Details]