How to judge the quality of humidity sensor 1. "Stupid method" Use mouth breath or other humidification methods to humidify the humidity sensor, observe its sensitivity, repeatability, humidification ...
I haven't taken out the board for a long time. Today someone in the group shared an open source IoT platform, Scallop IoT (bigiot.xyz), which supports Tmall Genie to control devices.
Great! I tried it...
I received some stuff from EEWORLD, and sometimes I think it would be nice if they could provide some commonly used chips for me to buy and send to me, and I would pay for them. Of course, it would be...
HDMI power transmitter is a professional audio and video sharing device. With the development of the audio and video era, resource sharing and home intelligence have been required by more and more peo...
[color=rgb(0, 0, 0)][size=4]If the MSP430 is powered on, the IO port is input by default, and I do not operate on the IO, then is it high or low? If I change P1 to output after powering on, and then d...
[font=Arial][size=8pt][align=center][align=center][font=Arial][size=8pt]Some readings about chip resistors[/size][/font][/align][/align][/size][/font]...
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 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]
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. System Structure
This system is a simulation system of indoor air-conditioning temperature/humidity control system. The data acquisition and control center collects temperature/humidity...[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]
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]
Motors are important products that convert electrical energy into mechanical energy to achieve automation, and they are widely used in industrial control, medical electronics, white a...[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
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]
Against the backdrop of global warming, energy conservation and emission reduction have become a global hotspot and focus, which has also sounded the clarion call for the take-off of the LED lighti...[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]
In order to develop lighting LED technology, developed countries attach great importance to the research of LED testing methods and standards. For example, the National Institute of Standards and 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]
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]
Medical Electronics
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