Continue the last link: Network Communication---WiFi https://bbs.eeworld.com.cn/thread-1200613-1-1.html1. Realize on the basis of network communication:YY Weather, just search on Baidu, first register...
I just graduated this year, and I have always felt a little lost. The things I do in the company are a bit messy, and I feel that some of them are not related to my major. I often complain and resist....
By optimizing the varieties and specifications of hard waveguide components commonly used in radar transmission lines and simplifying the design and process documents, the "three modernizations" level...
I used STC15F2K6S2 to make the host communicate with the slave stc15w404AS through SPI, but the data returned by the slave is blank! I would like to ask for your guidance! [/font][/color] [color=#4444...
The key to miniaturization and lightness of electronic devices is the miniaturization of power supply, so it is necessary to reduce the loss in the power supply circuit as much as possible. The adjust...
FPGA video processing, after storing valid data in DDR, how to design the restoration circuit when outputting and displaying? BT.656 format
I use TVP5150, and use its AVID and VBLK pins to control the...
Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems ...[Details]
introduction
Throughout the history of automotive lighting, power has always played an important role. Initially, cars only needed headlights to see the road in the dark. Later, other light so...[Details]
The Mobile Industry Processor Interface (MIPI) Alliance is an organization responsible for promoting the standardization of software and hardware in mobile devices. It has released the D-PHY specif...[Details]
In recent years, the market for mobile/portable devices such as smartphones and laptops has continued to grow rapidly. While these products continue to integrate more new features to enhance the ...[Details]
1. Introduction
Light control circuit plays a vital role in urban street lamps or corridor lighting. With light control circuit, the lights can be automatically turned on and off according to ...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
0 Introduction
With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[Details]
1 Introduction
Ultrasonic waves have strong directivity, slow energy consumption, and can propagate over long distances in a medium, so they are used for distance measurement. Ultrasonic detec...[Details]
1 Introduction
PROFIBUS is an international, open, and manufacturer-independent fieldbus standard. It is widely used in manufacturing automation, process industry automation, and automatio...[Details]
I've been studying dot matrix recently. It looks simple, but it takes a while to master it completely! The 8*8 dot matrix hardware circuit I'm making now is like this. The row is driven by 74HC138 + t...[Details]
12v Lead Acid batteries used in trucks, cars, RVs and uninterruptible power supplies are usually rated at 12V. This circuit monitors the battery, the charge and discharge curves, gives the cu...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]
The TPS92210 is a single-stage LED lighting pulse width modulation (PWM) controller. The TRIAC dimmable solution not only regulates the LED current, but also achieves a power factor close to 1. The...[Details]
0 Introduction
High-precision current source can provide high-precision current supply for precision instruments, and is suitable for automatic measurement tasks of various resistors in semico...[Details]
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