On May 4, The Wall Street Journal reported that the Chinese government has approved the establishment of a joint venture between Qualcomm, a major US mobile chip manufacturer, and a subsidiary of Chin...
The schematic diagram is attached. Now use 2 PWM to control the 2 channel op amps of LM358 to output 0~10V respectively. The problem occurs: PWM with the same duty cycle: Channel 1 outputs 10V Channel...
I originally planned to modify the example and add the function of serial port outputting temperature and humidity data, but I don't have the J-LINK download tool for the time being. At the same time,...
[size=4]Background description: This is a low-power single-phase photovoltaic grid-connected inverter. When it is powered on again after a large-scale power outage in the city grid, the resistor R1 in...
The AD of the MSP430F169 I selected has large fluctuations when sampling. AD is the internal reference. I still cannot achieve stability after averaging the data. Using an oscilloscope, there is a lar...
I'm new to Stellaris. The only USB routines I've seen are from BULK, and they're written using library files. I read the source code, modified it, and compiled usblib.a, but I don't know how to use it...
introduction
Since the beginning of the 21st century, the world of information has changed rapidly. Maybe a high-tech product will be released today and a better similar product will be releas...[Details]
This article discusses how to wake up a touch-sensitive device such as a tablet without touching the device, using basic gesture recognition and novel proximity sensors. The article discusses the p...[Details]
Microcontrollers (MCUs), which are widely used in automotive electronics, are rapidly facing time and cost pressures. The main advantage of using MCUs has always been to create high-level system in...[Details]
1. Introduction
This design was made for participating in an electronic design competition. It effectively solved the problem of the operation and control of an electric car on a seesaw. The s...[Details]
With the advent of increasingly powerful processors, image sensors, memory, and other semiconductor devices, as well as the algorithms that enable them, computer vision can be implemented in a wide...[Details]
With the continuous improvement of the requirements of intelligent building security systems and the continuous improvement of people's safety awareness, indoor anti-theft has gradually attracted peop...[Details]
We know that microcontroller development tools generally include real-time online emulators and programmers. Among them, online emulators are very good tools, but they are also more expensive...[Details]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]
As people's requirements for safety and comfort in the process of driving cars continue to increase, automotive radars are widely used in the car's adaptive cruise system, collision avoidance syste...[Details]
LED technology has made rapid progress, and improvements in chip design and materials have promoted the development of brighter and more durable light sources, and the scope of light source applica...[Details]
With the rapid development of the national economy, lifting and hoisting operations are used more and more frequently and widely in various fields of economic construction. China has continuously expl...[Details]
introduction
LEDs continue to gain popularity in automotive applications, thanks to their long lifespan and the flexibility they offer for body styling and interior design. Some may be surpris...[Details]
1 Introduction to LED
With the development of science and technology, people have higher and higher requirements on automobile light sources. LED (Light Emitting Diode) has gradually attracted...[Details]
1 Load Regulation
Changes in power supply load will cause changes in power supply output. When the load increases, the output decreases, and vice versa, when the load decreases, the output inc...[Details]