SI engineer: "You may need to change all the routing for this part."I didn't expect to get this answer from the SI engineer: "No, I'm serious."A few short sentences can actually mean a lot. They not o...
Recently, I was working on a problem of using a copper-clad board as a handwriting board. I needed to detect extremely weak signals (0.2mV and above). Because there was a lot of noise, I used a filter...
I have a question about the restart of wince 6.0, please help me... According to the Internet, restart (hot start) calls the IOCTL_HAL_REBOOT function of the OAL layer to restart or call SetSystemPowe...
I used 3843 to make a flyback switching power supply (input 220V, output 24V/100W, feedback package 18V), the frequency is 40KHZ, but as soon as the power is turned on, 3843, mos, and C14 are damaged
...
I used to learn 4.2, and now I'm using 6.0. I found that the interrupts are very different. 1. It's easy to define an interrupt in wince4.2, and then use it in the driver or application. How to define...
I installed EVC 4.0 + SP4 + PPC 2003 + PPC2003SE CHS and it worked fine some time ago. I don't know why, but today the simulator can't connect. After the program is compiled, it can't be downloaded to...
A single-chip microcomputer is also called a single-chip microcontroller. It is not a chip that completes a certain logical function, but a computer system integrated into one chip. In general, a c...[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
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]
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]
Power management solutions for today's portable application processors are becoming increasingly integrated. Total power consumption, standby and sleep current consumption affect battery size, bill...[Details]
1 Introduction
Building Automation System (BAS) is a distributed monitoring system (DCS) designed according to distributed information and control theory. It is the result of the mutual de...[Details]
1 Introduction
With the development of control, computer, communication, network technology, etc., a new control technology, namely fieldbus, has emerged in the field of industrial control...[Details]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[Details]
Motors are important products that convert electrical energy into mechanical energy to achieve automation, and they are widely used in industrial control, medical electronics, white a...[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]
To understand how and why OLED power supply affects display image quality, you must first understand OLED display technology and power supply requirements. This article will explain the latest OLED...[Details]
introduction
Incandescent bulbs can emit a variety of light, but in specific applications, only green, red, and yellow light are usually needed - such as traffic lights. If an incand...[Details]
Since AC mains power may experience power outages, voltage sags and surges, continuous undervoltage and overvoltage, and frequency fluctuations during supply, these factors will affect the continuous ...[Details]