In the embedded ARM9 platform, LINUX system, can the dual-port RAM driver realize its configuration initialization? That is, the bus cycle, data bit number, ARM bank occupied and other configuration i...
I just received a call from an anonymous person, asking me to pick up a package at the door. After I got it, I looked at the Jun Yixing box and felt a little confused: I didn’t seem to buy anything. A...
There are two pictures in the attachment, which are displayed in static and scanning mode respectively.
For static display, 9 74HC595 chips are used. This method does not have high requirements on it ...
I just started Linux embedded development, and my boss asked me to do the PCI to IDE hard disk storage conversion, but I can't find it online. Does anyone have any advice? Suggestions are also welcome...
introduction
1 The significance of using RTOS on MSP430
It is understandable that it is meaningless to use RTOS on MSP430. Because the hardware resources of MSP430 are limited (for exampl...[Details]
1. Overview
Will passive devices
produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[Details]
Editor's note: In order to help technicians or engineers who have knowledge of PIC microcontroller assembly language quickly master the method of using C language to program PIC microcontrollers, t...[Details]
a. Keep the battery clean, wipe off the spilled electrolyte, contaminated dirt and dust in time; keep the poles and terminal clamps clean and in good contact, and apply vaseline or butter to preven...[Details]
Stepper motors, also called steppers, use the principles of electromagnetism to convert electrical energy into mechanical energy and have been used since the 1920s. With the increasing popularity o...[Details]
Various electronic and electromagnetic interference inside and outside the car often puts automotive electronic equipment in dangerous working conditions, degrading the performance of electronic eq...[Details]
The battery and its management system are one of the key technologies of electric vehicles. In the past few years, most companies have encountered embarrassment in the development of electric vehic...[Details]
The cruise control system (CCS) of a vehicle is also called a constant speed driving system. It is an electronic control device that uses advanced electronic technology to automatically adjust the ...[Details]
1 Causes of problems with electric vehicle batteries
1.1 Caused by the battery itself
Why do we say that? In the previous issue, we learned about the working princi...[Details]
Lithium iron phosphate batteries are used as lithium-ion secondary batteries. Their main application is now in power batteries, which have great advantages over NI-H and Ni-Cd batteries.
Lithi...[Details]
With the continuous development of integrated circuit technology, integrated circuits have developed from thousands of gates to the current level of millions and tens of millions of gates. The applica...[Details]
According to a survey by the International Energy Agency, Asia and Australia used 1.65 trillion liters of oil for energy in 2004. The survey also showed that since 1990, the demand for oil has been...[Details]
introduction
As the application of single-chip microcomputers in various fields becomes more and more extensive, the requirements for their reliability are also getting higher and higher. The ...[Details]
Traditional UPS uses analog circuit control. For manufacturers and users, analog control has many limitations, whether it is phase control technology or SPWM technology. With the development of inf...[Details]
introduction:
In today's society, the use of cars, especially private cars, has become very popular. The car access control system plays a vital role in protecting the safety of personal p...[Details]