I recently worked on a project about the drop detection of vending machines. The communication between the main control system of the vending machine and other slave devices is based on the MDB protoc...
There are only 10 days left in 2016. I think another year has passed. Some goals have been achieved, but some have not. In July, I returned to the forum, but I haven't logged in for 3 or 4 years. I fo...
I am going to develop drivers for ce5 and mobile6 recently. I don't know what environment is required for development. Is there any driver toolkit as a basis? Please provide the download address. Plea...
I would like to ask the experts to give me some suggestions and help on the commonly used circuit design to provide negative 5V working voltage for the filter chip. It would be best if there is a circ...
[i=s]This post was last edited by Playground on 2014-8-7 13:02[/i] [font=宋体][size=5][color=#3e3a39]Participate in the serious study[/color][color=#ff00][url=https://www.eeworld.com.cn/training/2014/TI...
[i=s]This post was last edited by ienglgge on 2018-10-7 18:20[/i] The computer is connected to the development board via ssh. ssh login is normal. Copy the folder from the computer to the development ...
High efficiency and low standby power consumption are two major challenges in today's switching power supply design. Resonant topology or LLC topology is becoming increasingly popular because it ca...[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]
With the development and widespread application of computer technology, especially in the field of industrial control, computer communication is particularly important. Although serial communication g...[Details]
Since the No. 4 blast furnace of Handan Iron and Steel was put into operation in 1993, its external equipment has been seriously aged, and the original PLC control system TDC3000 of the hot blast furn...[Details]
At very low temperatures, certain metals and alloys lose their resistance to electric
current
and become
superconductors
. Two parameters that are often measured are the transition ...[Details]
LED guardrail lights use fluorescent tubes or LEDs as light sources and continuous guardrails as carriers to form an approximately linear guardrail light strip. This article mainly introduces...[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]
System Overview
The system consists of a signal preprocessing circuit, a single-chip computer AT89C2051, a systematic LED display module, a serial port data storage circuit and system software...[Details]
introduction
At present, the research on micron and nanotechnology is very active, which has led to the rapid development of microtechnology and micro-mechanical electronic system (MEMS) t...[Details]
One in five car failures are caused by batteries, a problem that will become more serious in the coming years as electric-by-wire, start/stop engine management and hybrid (electric/gas) vehicles be...[Details]
Rated capacity refers to the maximum output power of the UPS (the product of voltage V and current A).
Usually, the UPS power supplies sold on the market are marked with "W" (watt) for smaller...[Details]
DCDC means DC to DC (conversion of different DC power values). Anything that meets this definition can be called a DCDC converter. Specifically, it means converting the input DC into AC through a s...[Details]
This paper describes the design method of electronic multifunctional watt-hour meter, the key technology of hardware design and the software design process. Taking NEC's μPD78F0338 microcontroller ...[Details]
Preface
DS18B2 is generally used in conjunction with a single-chip microcomputer, and there are few reports on
the interface between
DSP
and DS18B20. Therefore, this article introdu...[Details]
introduction
Frequency characteristic tester
Also known as sweep frequency meter or frequency response analyzer, it uses a rectangular oscilloscope with internal scale as
a displ...[Details]
Embedded System
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