I wrote a small driver for the 2.4 kernel. After loading it, I found that the init initialization process was not executed. I would like to ask the reason static void spi_drv_interrupt(int irq, void *...
Why after using AD19 for a while, the login message "Please wait a moment" appears and then the system crashes?
The library itself is not in the installation directory.
This has happened several times...
I downloaded a noise source model TINA Noise Sources revC.TSC from a forum expert. How can I import it into TINA and call it? Please give me some advice....
The inverter circuit used-------------------------------------------------------------- The yellow figure below is the output 50HZ square wave, AC, why the output waveform is not 0 when both MOS tubes...
The hard drive of my computer is a P-port, the kind with a flat cable. Now someone gave me a new S-port hard drive, but there is no S-port hard drive socket on my motherboard~~ I would like to ask if ...
I was not a programmer or hardware developer before. The day before yesterday, I went to a small company that developed embedded meters for an interview and was hired. I have been studying how to use ...
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]
introduction
In the discharge process of tokamak plasma physics, the study of rupture and sawtooth is of great significance. Rupture and sawtooth exist in most tokamaks. Rupture is a notew...[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 concerns about the growing energy crisis, motor efficiency has become an important and timely topic. This is because motors use 63% to 70% of the electricity produced in the United States and ...[Details]
hint:
The number of speakers and their spacing limit the sound field of a portable stereo system.
Spatial audio attempts to artificially recreate the experience of listening to sounds i...[Details]
1 Basic Features
In computer control systems and various intelligent instruments and meters composed of single-chip microcomputers (or microprocessors), various external analog signals must be ...[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]
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]
Background
The proliferation of ultra-low-power wireless sensor nodes for measurement and control purposes, combined with new energy harvesting techniques, has made it possible to create ful...[Details]
According to the National Shipbuilding Industry Economic Research Center, the total shipbuilding capacity in my country last year was about 9×106t. The new ship orders exceeded 17×106t, accounting ...[Details]
1. Introduction
Diesel engine test is the last key process in the diesel engine production process, which plays a very important role in the manufacturing quality of diesel engines. Its main c...[Details]
The active power loss of the power transformer includes two parts: transformer no-load loss and transformer load loss. Under a certain load, the active power loss of the transformer can be expresse...[Details]
The construction of voltage and current feedback amplifier application circuits is generally the same, except for a few key points.
Current feedback amplifiers have higher sl...[Details]
1 Introduction
In recent years, the application of LED display screens has developed rapidly, promoting the progress of LED driver ICs. Based on the high reliability of LEDs and the consistenc...[Details]
0 Introduction
In 2008, the Science and Technology Olympics is a very important aspect, and the timing and scoring system is of utmost importance in the competition. It can be said that a good...[Details]