VLSI CADI-Theory : https://training.eeworld.com.cn/course/6101A modern VLSI chip has a zillion parts -- logic, control, memory, interconnect, etc.? How do we design these complex chips?? Answer: CAD s...
Following the previous question, I have attached the optocoupler circuit and a large picture. I hope you can help me. If the real thing doesn’t work, I will be killed if I meet a perverted teacher....
On March 2, 2020, Adafruit announced the official release of CircuitPython 5.0.0.5.0.0 has many improvements and enhancements, including grayscale OLED and e-paper displays, adding a lot of support an...
I bought a powerpc 8360 development board and debugged it myself. I have many questions. I would like to ask you: 1. Do I need a third-party debugger (BDI2000) to burn the program into flash? Can I bu...
[size=13px]Apart from the inductor or capacitor on the output or input side, what is the difference between voltage-type and current-type converters? If a converter has the external characteristics of...
Looking back at the path that Loongson has taken, we would say that this little pain is nothing, Loongson will become stronger. In May 2001, at this historic moment, the Loongson research group was of...
Today's computer peripherals are pursuing high speed and high versatility. In order to meet user needs, seven companies led by Intel launched the USB (Universal Serial Bus) bus protocol in 1994, wh...[Details]
With the promotion of the construction of intelligent communities in the country, anti-theft systems have become essential equipment for intelligent communities. Especially in recent years, the urg...[Details]
Traditional broadcasting systems generally need to be operated manually at a fixed time, and can only realize one-way broadcasting with few functions. Traditional bell ringing equipment has a singl...[Details]
1. Circuit composition
The whole circuit consists of two parts:
1. Power saving control circuit
As shown in the figure below. Including delay circuit and drive circuit.
(1) Delay ci...[Details]
1. Introduction
With the growth of parking demand, the scale of parking lots is becoming larger and larger. A lot of research has been done on intelligent parking lots in China, but most of th...[Details]
Converged processors meet scalability requirements
In current embedded system design, solutions based on MCU, DSP, FPGA and ASIC account for more than 90% of the market share. These solutions ...[Details]
Due to the significant increase in electronic devices in automotive and industrial applications, the automotive and industrial markets continue to play an important role in China's electronics in...[Details]
As cellular phones become more advanced, the power consumption of the system during operation and the power consumption during standby are also increasing. Therefore, the power management design of...[Details]
I. Introduction
In the field of power conversion, isolated converters (forward, flyback, and double-ended) with low output DC voltage all use MOSFET as the rectifier device. Since these devi...[Details]
The solidification and modularization of intelligent video analysis algorithms are the current trends in the application of intelligent video analysis technology. It perfectly combines intelligent ...[Details]
With the advocacy and implementation of the government's Safe City Plan, the security market has increasingly higher requirements for the clarity of surveillance images. Imagine that after a case o...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
Problems such as the depletion of natural resources, air pollution, traffic congestion, and rising fossil fuel prices have forced societies and individuals to seek alternative means of transportati...[Details]
We know that the inverter consists of two parts: the main circuit and the control circuit. Due to the nonlinearity of the main circuit (switching action), the inverter itself is a source of harmoni...[Details]
Motors, especially those with brushes, generate a lot of noise. This noise must be dealt with if the appliance is to meet the requirements of EMC standards. The means to solve EMC are nothing more ...[Details]