In "Investigating Things to Gain Knowledge 06 - The Water-Dropping Generator", we introduced the water-dripping generator invented by British scientist Kelvin in 1867. Figure (01) is a schematic diagr...
Let me introduce to you the UWB promotion organization - Fira Alliance. In order to promote UWB globally, in August 2019, NXP, Samsung, Bosch, Sony and other companies formed the FiRa Alliance (fine r...
lvgl has been successfully ported before, and can be used to draw some HMI interfaces. Today, an LVGL QR code library is implemented to display some data through QR code. The QR code library can also ...
Overview
The RS485 interface forms a half-duplex network, adopts a combination of balanced drivers and differential receivers, uses shielded twisted pair transmission, and has strong resistance to com...
As shown in the picture, is the Q3Q4 circuit drawn incorrectly? A push-pull circuit should not be drawn like this. Today I saw an old professor drawing it like this, and I was afraid to ask, isn't Q3Q...
1. Hardware Introduction
RVB2601 has built-in the high-performance and secure WiFi4 chip W800 from Lianshengde. W800 is connected to CH2601 via the SPI port (blue frame line) as shown below:2. Softwar...
1. Three-terminal fixed type
Integrated voltage regulator
If the aforementioned series-type voltage-stabilized power supply circuit is all integrated on a piece of silicon chip, pack...[Details]
We know that the maximum effective distance of the RSR232 serial port transmission protocol is 10M, and it is wired transmission, which brings great inconvenience to some long-distance transmission...[Details]
Breakthroughs in artificial intelligence have brought about unlimited imagination, and new topics are emerging in an endless stream. Recently,
the concept of embodied intelligence, a fusion of
...[Details]
Pickering, a traditional British instrument supplier, recently participated in the China International Import Expo (hereinafter referred to as the "CIIE") for the second time. During the CIIE, Pinyin...[Details]
There are many factors that affect flow sensors. There are more than ten principles and no less than 200 types. Someone investigated more than a thousand flow sensors on site in the United States and ...[Details]
NetApp, a leader in cloud data services, announced the appointment of Cesar Cernuda as NetApp President, reporting to NetApp CEO George Kurian, effective in July. Cesar Cernuda will be responsible fo...[Details]
1 Introduction As a common input peripheral, buttons are widely used in instrumentation, industrial equipment and household appliances. At present, there are two main types of button input circuits...[Details]
At present, the most mainstream hybrid systems for passenger cars around the world mainly include: single motor parallel, dual motor series parallel (hybrid), and power split. This article starts w...[Details]
The complexity of power measurements on RF transistors and RF integrated circuits is increasing day by day. The most important thing in measuring the performance of high-power devices is to measure...[Details]
introduction
The key factor that determines the quality of communication between the base station transmitter and the mobile receiver is the propagation channel of the signal. During the propa...[Details]
The current cold cathode fluorescent tube technology is very mature, and its life span is 30,000 to 50,000 hours, but cold cathode fluorescent tubes also have many disadvantages. First of all, the ...[Details]
With the rapid development of the power industry, the construction of power informatization has become increasingly important; especially in severe weather such as snowstorms, earthquakes and other...[Details]
On January 26, Phone Arena revealed the price of the US version of the Samsung Galaxy S22 series. Leaked information shows that the price of Samsung Galaxy S22 is US$899 (approximately RMB 5,...[Details]
This article summarizes:
As a country's primary industry, agriculture is not only closely related to the daily life of the people, but also related to the upgrading and progress of industry and servi...[Details]
With sensors ranging in cost from $15 to $1, automakers wonder how many sensors are needed for a vehicle to be fully autonomous. These sensors are used to collect data about the surrounding environ...[Details]
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