The New Year holiday is about to begin. How can we spend these days meaningfully?
I believe that in addition to reuniting with family and gathering with friends, some people also choose to use this ho...
Compared to a bulky soldering station, doesn’t every engineer on a business trip want to have a portable soldering iron with features such as “rechargeable via USB port, adjustable constant temperatur...
An essential vehicle bracket for PDA or smart phone + GPS positioning navigation. The clamp width can be freely adjusted, with a minimum of 48MM and a maximum of 118MM. It is suitable for all models o...
Answer as shown in the figure2020 is called the first year of IC. After the chip is developed, system software needs to be developed, so the number of embedded system engineers has increased, and the ...
Let's first briefly introduce the operating principle of LCD. As shown in the LCD schematic diagram below, each dot in it is a pixel. Imagine there is an electron gun that emits light of various color...
This system is mainly composed of light detection circuit, pyroelectric infrared sensor and processing circuit, single chip system and control circuit. When working, the light detection circuit and...[Details]
1. Hardware Solution This design is based on the express container simulation design of STC89C52 single-chip microcomputer GSM SMS verification code. The device is mainly composed of single-chip micr...[Details]
Simple marquee design. The simulation schematic based on AVR microcontroller is as follows: The microcontroller source program is as follows: /*****************************************************...[Details]
With the hot sales of lithium-ion electric vehicles in large and medium-sized cities in China such as Beijing, Shanghai, Suzhou, and Hangzhou, more and more electric vehicle manufacturers have begu...[Details]
The LT3956 from Linear is a 80V input 80V output constant current constant voltage DC/DC converter, which is very suitable for driving high current high brightness LED (HBLED). 3000:1 true color ...[Details]
Apple developers are apparently encountering issues or bugs that are preventing them from verifying or distributing their apps on the App Store, Apple Insider reports. Reports of the issue first ...[Details]
The ultrasonic ranging sensors currently studied generally have small ranging ranges and poor linearity and repeatability. The research method proposed in this article can solve these two problems ...[Details]
On February 22, Juchen Co., Ltd. released its 2020 performance report, stating that the company achieved operating income of 494 million yuan, a year-on-year decrease of 3.80%; the net profit attribu...[Details]
If you want to transplant this application project to the development board, you only need to modify the pins according to the circuit diagram of this project, and change them to the pins correspond...[Details]
STMicroelectronics has a strong portfolio of products for motor control applications. Smooth operation and high efficiency drive the development of motor control. The development of field-oriented co...[Details]
Wireless charging refers to a device that uses the principle of electromagnetic wave induction to charge, which is similar to the principle of a transformer. There is a coil at the sending and rece...[Details]
1. Introduction to library function header files Library functions are declared in different header files according to different categories. The header files are introduced in alphabetical order: cty...[Details]
On the morning of October 10, Qingdao Development Zone and Tianjin Lishen Battery Co., Ltd. signed a strategic cooperation agreement. The two sides will cooperate in the field of lithium-ion batter...[Details]
According to the latest data from IHS Markit, Samsung Electronics' market share in the global TV market reached 31.5% in Q2 2019 (April-June), setting a record high in the past six years. LG Electron...[Details]
Siemens PLC (Programmable Logic Controller) is a programmable logic controller widely used in the field of industrial automation. In practical applications, PLC often needs to communicate with vari...[Details]
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