I would like to ask how to automatically add test points to the whole board in AD? The current method is rather clumsy. For example, for 20 networks, I first copy 20 test point pads, then add networks...
[i=s]This post was last edited by Yaojishanchuan on 2021-3-16 14:32[/i]The boot logo of the ITOP-3399 platform is divided into two stages, namely the logo of the u-boot stage and the logo of the kerne...
The day before yesterday, I posted a thread in this forum, discussing how to write a function in MDK5 to display a complex string on the TFT screen, such as LCD_SHOWSTRING ("aa我我"). To display this st...
Analog IIC is a relatively simple way to lock IIC. It is easy to program and modify. So I usually use analog IIC for IIC operation. The OLED program is based on the OLED display code of Zhengdian Atom...
Our platform is 2440, wince5.0, when tested on a virtual machine, there is no problem playing wmv files, but when it is played on the board with ceplayer, it is very stuck, but it is acceptable to pla...
It is reported that in the current economic downturn, it is the [url=http://www.eepw.com.cn/news/listbylabel/label/智能手机][size=2][color=#000000]smartphones[/color][/size][/url] that have driven the gro...
With the promotion of the construction of intelligent communities in the country, anti-theft systems have become essential equipment for intelligent communities. Especially in recent years, the urg...[Details]
As a wireless broadband metropolitan area network standard, WiMAX technology has greater advantages than previous 3.5GHz MMDS products in terms of non-line-of-sight transmission and spectrum utiliz...[Details]
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[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]
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]
1. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[Details]
LED lamps and bulbs are now rapidly replacing incandescent, halogen and CFL (compact fluorescent lamp) light sources in many general lighting applications. Flyback DC/DC converters are the power su...[Details]
The concept of state machine
State machine is an important concept in software programming. More important than this concept is its flexible application. In a clear and efficient program, ther...[Details]
Among the many members of the single-chip microcomputer family, the MCS-51 series of single-chip microcomputers has occupied the main market of industrial measurement and control and automation eng...[Details]
From the previous section, we have learned that the timer/counter in the microcontroller can have multiple uses, so how can I make them work for the purpose I need? This requires setting the timer/...[Details]
introduction
MEMS is a high-tech that has flourished on the basis of integrated circuit production technology and dedicated micro-electromechanical processing methods. Pressure sensors develop...[Details]
We know that the inverter consists of two parts: the main circuit and the control circuit. Due to the nonlinearity of the main circuit (switching action), the inverter itself is a source of harmoni...[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]
At present, how various communication technologies will evolve after 3G is a focus of great concern in the industry. Especially for TD-SCDMA, whether it can achieve smooth evolution to the next gen...[Details]
Introduction
Today, as IC (integrated circuit) has developed to a super-large scale, IC design based on IP (Intellectual Property) cores and their reuse are important means to ensure the ef...[Details]