[i=s] This post was last edited by cxmdz on 2017-10-23 11:23 [/i] [size=15pt] Example introduction: MCU+Zigbee, MCU+ESP8266[/size][font=微软雅黑, sans-serif][size=15pt], [/size][/font][size=15pt]zigbee[/s...
Apple started to support BLE 4.0 after IOS 6. iPhone 4s, iPod 5, iPad 3 and other later models began to embed BLE 4.0 hardware. Therefore, before development, please make sure that your development en...
The batch selected was relatively late, so I am only posting the unboxing post now, thanks EE!!!
I originally planned to use the esp32 camera, but found that the interface is different.
It seems that ...
I am an electrical engineering major and will be a senior soon. I have no hope of getting admitted to the Southern Power Grid. After graduation, I plan to work in the electronics industry in Guangzhou...
[:)][:)][;)] Microcontroller master's secrets, the best 1. Don't say "Give me a code!" when you see someone's reply. You should think about why. When you figure it out yourself and refer to other peop...
Basic knowledge of RF circuits
Frequency selection circuit and impedance conversion
Noise and nonlinear distortion
Wireless communication transceiver system structure
Low Noise Amplifier
RF Power Ampl...
introduction
my country has a vast territory and a large population. The scale of housing construction is huge, and the amount of residential construction is large and wide. It is still on t...[Details]
1 Introduction
With the acceleration of the pace of urban modernization, society has higher requirements for urban road lighting and urban lighting projects. The state has clearly required tha...[Details]
1 Introduction
As an emerging microfabrication technology, micro-electromechanical system (MEMS) technology has begun to be applied in various fields. It can integrate functions such as inform...[Details]
This week, Microsoft held its 2012 Microsoft Worldwide Partner Conference (WPC) in Toronto, Canada. At the conference, Microsoft showed its new products and services to partners around the world. A...[Details]
Flooded Batteries
This battery developed in Germany can be used to power flashlights, strobe lights and toys as long as it is filled with water. This battery can be stored for 50 years and can...[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]
Introduction
Liquid crystal, as a display device, is widely used in low-power products such as instruments, meters, and electronic equipment with its unique advantages. In the past, the displ...[Details]
The serial interface real-time clock chip DS1302 launched by Dallas Company in the United States can trickle charge the backup battery of the clock chip. Due to the main features of the chip such a...[Details]
Distributed Wireless Communication System (DWCS) uses distributed antennas, distributed processing control, joint signal processing and other technologies to improve the system's spectrum efficie...[Details]
1 Introduction
With the rapid economic development, my country's electricity demand has been growing at a rate of more than 20% per year. According to the current economic development trend an...[Details]
For battery-powered portable devices, in addition to breaking through the limitations of processing power, the performance of portable system power supplies also needs to be continuously improved. ...[Details]
At present, with the diversification of portable products and the almost harsh requirements for audio and video parts, the power consumption requirements of the whole machine have been raised to a ...[Details]
In industry, voltage 0…5 (10) V or current 0 (4)…20 mA is usually used as a method for analog signal transmission, which is also a method often used by programmable controllers. So what are the dif...[Details]
It should be understood as follows: DC-DC means direct current to direct current (conversion of different DC power values). Anything that meets this definition can be called a DC-DC converter, incl...[Details]
Infrared remote control is widely used in home appliances, but the remote controls produced are not compatible with each other. The universal remote controls commonly seen on the market can only co...[Details]