So, I have been digging a lot of holes in GD32F350 these days. This morning, I also adjusted Usart to use the receive + idle interrupt to receive a frame of indefinite length data. This function is no...
Four op amp circuit, 14-pin dual in-line package filter circuit is as follows: The active bandpass filter circuit is as follows: Many spectrum analyzers of audio devices use this circuit as a bandpass...
The board is very well made, the original price is 330, the screen is 50, and the emulator is 200. For details, please see the original Taobao [url=http://item.taobao.com/item.htm?spm=a230r.1.10.39.4l...
[color=#000000]It has been five years since I registered eeworld in 2008. During this time, I downloaded a lot of things from the forum. However, due to personal reasons, I learned very little knowled...
After TOP Switch-Ⅱ, Power Integrations launched TOP412/414 three-terminal DC/DC PWM switch in April 1999. TOP412/414 adopts SMD-8 (G08A) package, of which pin 4 is control pin, pin 5 is MOSFET drain p...
I've been addicted to fishing recently. My skills aren't that great, but I'm addicted. I bought a new lure set for over 300 RMB. I'm going to show you my catch tonight! Haha, fishing requires patience...
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
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]
1. Introduction
RFID (radio frequency identification) is a non-contact automatic identification technology that emerged in the 1990s. It uses the characteristics of radio frequency signal prop...[Details]
In
circuit design,
current
measurement
is widely used, and the main fields are divided into three categories: in measurement,
the electric meter
is used to measure the curre...[Details]
As a wireless broadband metropolitan area network standard, WiMAX technology has greater advantages than previous 3.5GHz MMDS products in terms of non-line-of-sight transmission and spectrum utiliz...[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]
Electronic systems are located at different points on the automotive power bus and therefore often need to operate under very stringent power requirements. These include load dump, cold crank, very lo...[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]
1. Introduction
Testing the temperature of steel billets before rolling is an important measure to ensure the quality of steel. Traditional manual testing is difficult to ensure product qu...[Details]
On the afternoon of July 10, Beijing time, Taiwan's largest chip designer MediaTek expects its smartphone chip shipments to grow by double digits in the third quarter of this year, and the company is ...[Details]
Among the many members of the single-chip microcomputer family, the MCS-51 series of single-chip microcomputers has occupied the main market of industrial measurement and control and automation eng...[Details]
From the previous section, we have learned that the timer/counter in the microcontroller can have multiple uses, so how can I make them work for the purpose I need? This requires setting the timer/...[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]
This article will introduce a design method for a distributed control system used in a tracking car, which can perform distributed control of motor modules, sensor modules, and lighting control mod...[Details]
Liquid crystal display (LCD) panels have a wide range of applications, from small portable electronic devices to large fixed devices, including digital cameras, laptops, personal data assistants, d...[Details]