This experiment is to set eight buttons to be pressed on the upper computer, and the lower computer will execute after receiving the data. Control eight LED lights respectively. There are some introdu...
Since I am a newbie, when I registered my account, I was asked to fill in my real name, so I filled it in honestly.
I didn't expect that the nickname is my real name. I have seen many forum friends an...
https://learn.adafruit.com/ooze-master-3000-neopixel-simulated-liquid-physics?view=allDecorate windows, Halloween props or walls with eye-catching LEDs that simulate the effect of dripping liquid.Sche...
I have always dreamed of having a studio: I had a sudden idea and took a thousand steps, and finally took the first step, starting from shopping at the ghost market.
I woke up at 3am, feeling really t...
The calculator has functions such as general calculation, complex number calculation, matrix operation, function graph, equation solving, statistics, first-order ordinary differential equation, etc. I...
In recent years, many mobile phone manufacturers have launched high-tech foldable screen mobile phones, pushing the topic of foldable screen mobile phones to a climax. As an excellent domestic mobile...[Details]
Industry sources said that LED epitaxial wafer and chip manufacturer Jingyuan Optoelectronics' mini LED chip production capacity is fully loaded and will expand its total capacity by 50% in 2022. T...[Details]
Characteristics of IIC bus:
1. Only two bus lines are required: one serial data line (SDA); one serial clock bus
2. Each device connected to the bus can be addressed by software, and through a ...[Details]
What is the principle behind why an electric fan stops rotating when it falls?
The principle that the electric fan stops turning after it falls is based on the working principle of the anti-du...[Details]
For example, if you want to measure the voltage waveform between the two ends of a resistor, and both ends have voltage to ground, then you cannot connect the ground end of the ordinary probe to ei...[Details]
The lab is about to close, so I made the STM32 development board I always wanted to make, and also made the 2.4-inch TFT adapter board and added a touch screen. I uploaded my information here. I ho...[Details]
In a wide range of low-power applications such as USB adapters, mobile phone chargers, and system bias supplies, low-cost quasi-resonant/discontinuous-mode flyback converters are a popular choice (...[Details]
The term "measurement" became a professional term in China in 1953, replacing the ancient "weights and measures". According to the "International Basic Terms of Metrology" jointly formulated by the I...[Details]
Relay: Schematic diagram of a relay: From the schematic diagram of the relay, we can know that the relay is an electronic control device. It has a control system and a controlled system. It is usua...[Details]
Microchip's small, low-pin-count Flash PIC microcontrollers are small and flexible, bringing many conveniences to the development, design and production processes. The PIC series microcontrollers u...[Details]
Resistor thermal noise has always deeply affected the noise performance of amplifier circuits. People only know about resistor noise, but they are not clear about the specific details. This article wi...[Details]
Samsung released its latest mobile processor, Exynos 980, which has an integrated 5G baseband. Based on advanced 8 nanometer (nm) FinFET process technology, the Exynos 980 is Samsung's first artifici...[Details]
1 System Structure
This design cleverly uses the power correction circuit of the Boost structure of the high power factor PWM control chip L4981A to realize the design of the DC boost converter...[Details]
When you use an oscilloscope to observe the waveform, the cod in Alaska are jumping out of the water; when you are debugging the circuit, the seagulls in the South Pacific are flying over the coast...[Details]
Silicon carbide has excellent electrical properties such as high voltage resistance, high temperature resistance, high frequency, and radiation resistance. It breaks through the physical limitation...[Details]