I have just started to use ARM and am currently using the S3C44B0 development board. I don't know what to modify in the rc under uclinux. _dev/ram0 /var mount -t ext2 /dev/ram1 /ramdisk chmod 777 /ram...
宋体]1. Modify system configuration 1. Introduction to commands for modifying configuration Currently, the commands for quickly modifying sys_config.fex are: setcfg mainkey subkey or setcfg mainkey The ...
I am currently using this software and I feel very good about it. Now I will briefly talk about the cracking method. This method is suitable for users who have cracked Altium Designer 6. In fact, it i...
The files include: 51 MCU serial port initial value calculator 51 MCU timer initial value calculator ASCII and base conversion V4.0 Serial port debugging assistant V2.2 Digital tube calculation softwa...
[i=s]This post was last edited by Fillmore on 2020-1-14 13:56[/i]This content is originally created by Fillmore , a user of EEWORLD forum. If you want to reprint or use it for commercial purposes, you...
《Transistor Level Modeling for Analog,RF IC Design》Wladyslaw Grabinski,Bart Nauwelaers,Dominique Schreurs著(2006).pdf一本建模的书。Book: Transistor Level Modeling For Analog/rf Ic Design The editors and autho...
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]
Abstract: In order to generate a stable excitation signal, the design of a digital frequency synthesizer is implemented on FPGA using Verilog hardware language. The design includes accumulator, wav...[Details]
As LEDs continue to improve in almost every aspect of performance and cost, LED lighting is being used in an increasingly wide range of applications, among which LED street lights are a focus of in...[Details]
1 Introduction
PROFIBUS is an international, open, and manufacturer-independent fieldbus standard. It is widely used in manufacturing automation, process industry automation, and automatio...[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]
On the afternoon of July 10, Beijing time, Taiwan's largest chip designer MediaTek expects its smartphone chip shipments to grow by double digits in the third quarter of this year, and the company is ...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
This controller uses PIC16C54 single-chip microcomputer as the controller, and it is very easy to use: just connect a telephone line to the loudspeaker through the controller, and you can rem...[Details]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guangzho...[Details]
D5026A is a driver IC designed by Shanghai Debei Electronics for energy-saving LED display screens. Its design concept is energy-saving and compatible with existing solutions, that is, it can be ...[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]
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]
0 Introduction
Under normal circumstances, the three-phase power in the power system is symmetrical, and they meet certain amplitude and phase conditions; but when the load changes, the syst...[Details]