Hello everyone! I received the item this morning, unpacked it, plugged in the power, switched the switch to the NOR FLASH end, and then turned it on. The screen went black after a while. I turned it o...
[i=s] This post was last edited by aallian on 2019-12-19 21:32 [/i] I want to make a device that converts DC power into magnetic energy. The input voltage is +DC12V/4A, and the load is a set of coils....
...input a;output b;reg b;always @ (a)if(a)b=1'b1;elseb=1'b0;------------------------------------------------------------...input a;output b;assign b= a ? 1'b1 : 1'b0;The two pieces of code are writte...
Disassemble an industrial glycerine commutation motor power supply. There are only pictures. It seems to be a flyback type. It is too dirty. I really have no appetite for the analysis diagram. It was ...
[font=楷体_GB2312][size=16px]We want to play, but we know we have to say goodbye to our past selves, start our lives anew, and reshuffle everything; we want to study, but we always feel that we can’t le...
I have checked the text messages from several days ago many times, but it still shows that you have new text messages. When I open them, I see that they are still the old ones. There seems to be no te...
1 Introduction
A wide variety of communication cables and control cables are widely used in various instruments and control equipment. Whether the cable is well-conducted and
whether
th...[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
Intelligent control instruments are one of the most commonly used controllers in industrial control. They are mainly aimed at a specific parameter (such as pressure, tempera...[Details]
MediaTek (2454) announced the acquisition of F-MStar (3697) and attracted the attention of IC design industry. This morning, Gartner Semiconductor Industry Research Director Hong Cenwei analyzed ...[Details]
With the advocacy and implementation of the government's Safe City Plan, the security market has increasingly higher requirements for the clarity of surveillance images. Imagine that after a case o...[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]
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]
With the widespread application of new services and technologies in the communications industry, the scale and capacity of operators' network construction are getting larger and larger, and the ris...[Details]
The rectified DC voltage is then converted back to AC using power electronics such as insulated gate bipolar transistors.
The output voltage is switched on and off at a high frequency, control...[Details]
Introduction
X1226 has the functions of clock and calendar. The clock relies on hour, minute and second registers to track, and the calendar relies on date, week, month and year registers to tr...[Details]
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]
The DisplayPort interface standard is approved by the Video Electronics Standards Association (VESA) to provide an open, scalable standard for the entire industry. The development of DisplayPort ca...[Details]
In order to develop lighting LED technology, developed countries attach great importance to the research of LED testing methods and standards. For example, the National Institute of Standards and T...[Details]
1. Tips for charging UPS for the first time
After purchasing a new UPS, plug the UPS into the 220V mains power grid and charge it for at least 12 hours to ensure that the battery is fully char...[Details]
The power consumption of a switching power supply includes fixed losses caused by parasitic resistances such as semiconductor switches, magnetic components, and wiring, as well as switching losses ...[Details]