raw-os + yaffs2 + fatfs vc transplant is good news for file system enthusiasts. Even without a development board, you can still use vc simulation to enjoy the joy of learning. If you like it, please g...
Generally, serial data communication has clock and data, and is different from asynchronous and synchronous. There are single-wire, dual-wire and triple-wire communication. I2C is definitely 2-wire (n...
I use the QQ2440 development board. After burning a system nk.bin to the development board from the nor flash, it starts normally. Then, when I shut down and start from the nand flash, it stays on the...
After eboot turns on MMU at startup, the light can be turned on by operating the virtual address, but after b main, there is no response when turning on the main function. What's the problem?...
The Portable Digital Data Acquisition System (PDDAS) uses LabVIEW Real-Time and PXI to control the wind tunnel test and record air pressure data from 128 different channels.
"The LabVIEW Real-...[Details]
1. Introduction
With the gradual automation and modernization of industrial control systems, fieldbus control systems have received more and more attention and application. CAN bus is currentl...[Details]
1 Introduction
The Third Steel Plant of Jigang Group is a key investment project of Jigang Group during the "15th Five-Year Plan". It has introduced first-class domestic and foreign advanced eq...[Details]
store
To prevent moisture, LEDs should be stored in a dry and ventilated environment with a storage temperature of -40°C to +100°C and a relative humidity below 85%.
The LED should be use...[Details]
introduction
Caller ID delivery (CID) is a service provided to the user's phone. The method is that the originating switch transmits the caller number and other information to the terminal swi...[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]
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]
As the electromagnetic environment in space becomes increasingly complex, the shielded cables used to transmit weak signals in the test system are easily affected by external electromagnetic distur...[Details]
The MTM bus (Module Testing and Maintenance bus, MTMbus) is a synchronous, serial, system-level backplane test and maintenance bus that can implement fault detection, fault tolerance, and extended com...[Details]
With the development of society, cars are increasingly closely related to people's lives, and the DC voltage used in cars is generally 12V, which cannot be directly used by portable electronic devi...[Details]
Since the beginning of this year, communication operators have been competing to improve the status of wireless local area network (WLAN), not only viewing it as an auxiliary means of wired broadba...[Details]
The forward and reverse control circuit of the motor is complicated because of the large number of manufacturing processes. After the new installation or renovation, it is possible to misconn...[Details]