[align=left][size=14px][font=微软雅黑]I. Group Profile [/font] [/size][/align][align=left][size=14px][font=微软雅黑]Jomoo Group Co., Ltd. was founded in 1990, with its headquarters in Quanzhou, Fujian, in the...
GPRS and the board are connected via TXD and RXD. Question 1: Do I need to connect their grounds together? Question 2: I set the board baud rate to the default 115200 of the GPRS module, but due to th...
Many of today's designs require both shrinking board area and improving overall system performance. The new SIMPLE SWITCHER easy power nanomodules and voltage regulators are ideal for such space-const...
From OEMaddressTable, we can see that the peripherals connected to the ARM processor are assigned different physical addresses. According to the design of ARM's [b]memory controller[/b], 0X4800_0000 t...
Mine is ccs3.3, the target board is a 5509a development board, and the 510 emulator.I can't breakpoint the program at all, and it breaks after running a few steps. This happens regardless of the size ...
I am currently writing a program to generate spwm waves using msp430. I am using the symmetrical regular sampling method, but I am not sure which variable to set to control the frequency and duty cycl...
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]
China's new energy vehicles are in a transition period from research and development to real industrial development. In 2012, with the intensive launch of new energy vehicle policy planning, the de...[Details]
In public places such as schools, government agencies, factories and mines, as well as public corridors in residential areas, the phenomenon of long-burning lights is very common, which causes a h...[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]
1 Introduction
Intelligent control instruments are one of the most commonly used controllers in industrial control. They are mainly aimed at a specific parameter (such as pressure, tempera...[Details]
LED lighting: Basic circuit design can be completed in as little as one day
Semiconductor manufacturers are also getting involved in the LED lighting business. The power circuit of LED req...[Details]
With the widespread application of new services and technologies in the communications industry, the scale and capacity of operators' network construction are getting larger and larger, and the ris...[Details]
Since the late 1990s, with the demand for higher system efficiency and lower power consumption, the technological update of telecommunications and data communication equipment has promoted the deve...[Details]
1. Overview
At present, an information revolution is in the ascendant around the world, led by microelectronics, computers and communication technologies, and centered on information technolog...[Details]
1 Introduction
With the improvement of people's quality of life, lamps are no longer just basic indoor lighting tools, but also a kind of practical art for architectural decoration. When ther...[Details]
The ARINC429 bus is one of the most commonly used communication buses between various subsystems of avionics. As the "skeleton" of modern avionics systems, once the bus system or the attached airbo...[Details]
Overview
By transmitting ultrasonic energy into the human body and receiving and processing the returning reflected signals, phased array ultrasound systems can generate images of organs and s...[Details]
The emergence and development of street lamps are inseparable from the prosperity and progress of cities, which makes street lamps useful. Conversely, street lamps also make the night of the city n...[Details]
Every time I go home and walk up the stairs, I am always scared. The corridor lights are often broken, and no one changes the bulbs, or they are not smart enough and need to be operated manually. E...[Details]