0x00FF0 ... *)OALPAtoVA(S3C2440A_BASE_REG_PA_IOPORT, FALSE); s2440IOP->GPFDAT &=0xFB; mdelay(1);//If I remove this delay, s2440IOP->GPFDAT &=0xFB will be invalid. Adding a delay will make it effective...
Problems that occur when building platform makeimg: FATAL ERROR: Cannot open D:\WINCE420\PUBLIC\SMDK2410vga\RelDir\SAMSUN~1\postproc\platform.bib makeimg: FATAL ERROR: Cannot open D:\WINCE420\PUBLIC\S...
In EVC, the following conditional macro definition is defined, which means: when _POCKET_PC is defined, some code is executed, and when it is not defined, other code is executed. #ifdef _POCKET_PC ......
After mastering Keil and Protel 99, I officially entered the industry. Previously, my main job was to develop 8051 assembly programs. The company's main product was IC card readers (non-CPU cards, usi...
I hope to read and write data to the flash in the user program, but after looking up the information, I still don't understand how to store the code. If I write the original data, it won't start. Unde...
I want to learn the assembly of IAR FOR ARM, Cortex-M3, but I don't know how to get the assembly syntax of this compiler. I searched the IAR official website for a long time but couldn't find relevant...
introduction
Bluetooth technology is a short-range wireless communication technology designed to replace wired cables. It is a wireless communication technology standard developed by the SIG, ...[Details]
In recent years, with the application of the IEC61850 standard and the development and deployment of optoelectronic transformers, the concept of digital substations has been put into practical use ...[Details]
In mobile technology, sensors are the primary input for measured signals and form a component of a sensor system. They include sensitive and transducer elements connected to carriers and circuits. ...[Details]
On August 22, Lantu Motors officially launched its Lanhai Intelligent Hybrid technology via an online livestream. This intelligent hybrid technology, which integrates a full-range 800V high-voltage...[Details]
Through AI connection technology supported by Qualcomm X85 5G modem and RF and Qualcomm FastConnect 7900 mobile connection system, seamless switching can be achieved between cellular net...[Details]
Linear motor modules have become the "sweet spot" in various fields due to their advantages such as long stroke, fast speed, high precision, smooth operation and long life. Different models of line...[Details]
Over the past decade, the narrative surrounding fuel vehicles has been one of decline and replacement. Under the onslaught of new energy vehicles, traditional automakers have been forced to acceler...[Details]
The mobile computing market is rapidly evolving, and manufacturers are fiercely competing for market share. A key area of competition is battery life, which encompasses two key aspects: how long th...[Details]
For self-driving cars, LiDAR is the sensory organ that allows them to "see the road." Simply put, its operating principle involves sending out a laser beam, receiving the echo, and ultimately gener...[Details]
Most cameras on the market use chips manufactured by Japanese companies like Sony, Sharp, Panasonic, and LG. South Korea now has the capability to produce chips, but the quality is somewhat inferio...[Details]
In industrial production, many different controllers are often used, such as those for pressure, flow, electrical parameters, temperature, and sound. However, due to the limitations of the on-site ...[Details]
Generally not, but there are exceptions. For example, a torque motor controller with three-phase output voltage imbalance can cause current imbalance, similar to a phase loss. However, only two pha...[Details]
With the rapid development of the automotive industry, automotive requirements for control, communication, and network management are becoming increasingly stringent. Hardware platforms based on 32...[Details]
introduction
As the concept of "low-carbon travel and green environmental protection" becomes more and more popular, bicycles have become a crucial means of transportation. Currently, urban pu...[Details]
The working principle of a frequency converter is to process input fixed-frequency AC power through circuits such as rectification, filtering, and inversion, and then output AC power with variable ...[Details]