This time I bought all the parts I didn't have from Taobao. Two MQ-5 7 yuan boost modules MC33063AP1 DIP 3 yuan TIP122 1 yuan The other parts I have I have myself, I collected them before :loveliness:...
[i=s] This post was last edited by dontium on 2015-1-23 11:36 [/i] I soldered the circuit according to the vca821 chip manual, but why does it keep getting hot after powering on, and it is easy to bur...
[i=s] This post was last posted by Jacktang on 2018-4-18 20:58 Edit[/i] [color=#333333] [size=4] The original concept of the Internet of Things is generally believed to have been first proposed by Pro...
[size=14px] The hardware platform is TE6410 development board, and the embedded system is wince 6.0. Now I have made a program and saved it in the SD card. I hope that after turning on the power of th...
This post: [url=https://bbs.eeworld.com.cn/thread-471591-1-1.html]https://bbs.eeworld.com.cn/thread-471591-1-1.html[/url] At the end it mentioned that CubeSuit+ could not enable the build tool. I look...
It can directly check the internal working status of the switching power supply and the problems inside the batteryRD, quality controlDescription: In the power supply manufacturing industry, the appli...
Traditional broadcasting systems generally need to be operated manually at a fixed time, and can only realize one-way broadcasting with few functions. Traditional bell ringing equipment has a singl...[Details]
1. Overview
Will passive devices
produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[Details]
1. Circuit composition
The whole circuit consists of two parts:
1. Power saving control circuit
As shown in the figure below. Including delay circuit and drive circuit.
(1) Delay ci...[Details]
1. Introduction
With the growth of parking demand, the scale of parking lots is becoming larger and larger. A lot of research has been done on intelligent parking lots in China, but most of th...[Details]
Converged processors meet scalability requirements
In current embedded system design, solutions based on MCU, DSP, FPGA and ASIC account for more than 90% of the market share. These solutions ...[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]
AD8205 is
a single-supply high-performance differential
amplifier
launched by
Analog
Devices of the United States
. The typical single-supply voltage is 5V, and its common-mode volta...[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]
With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[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]
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]
Don’t just look at the power when choosing a power supply
We know that a power supply with a low rated power can hardly meet the power supply needs of the system, which may cause frequent free...[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]