I recently developed a program to drive a stepper motor with PWM wave using STM32F767. The PWM wave is generated by the PB0 pin of timer 3. [backcolor=rgb(222, 240, 251)]The manual says that TIM3 is 1...
When doing video transmission between DSP and FPGA, the communication method used is EDMA. For the sake of system introduction, data transmission between DSP and FPGA is realized through EDMA.
First, ...
I've been playing with the L552 board recently, and suddenly I wanted to use FREERTOS. I wanted to port it myself, but when I looked online, I found that most of the posts were based on the porting of...
[i=s]This post was last edited by Jacktang on 2022-1-6 13:15[/i]What is the most widely used power amplifier circuit at present?
Answer: The most widely used power amplifier circuits at present are OT...
1. The NB-IoT standard has four major characteristics : First, wide coverage, which will provide improved indoor coverage. In the same frequency band, NB-IoT has a gain of 20dB over the existing netwo...
[i=s]This post was last edited by Xiao Yuwen on 2021-6-29 17:02[/i]Purpose: To collect a piezoelectric sinusoidal signal of about 100 Hz. I want to output a pulse at the voltage peak with adjustable p...
According to U.S. media reports, on Thursday, U.S. senators from both parties warned the Trump administration not to use Huawei as a bargaining chip. They said the action taken against Huawei was rel...[Details]
photoelectric effect. Image source: "Space for Science and Mathematics" website According to a report in Nature magazine on the 26th, physicists from the Universities of Erlangen-Nuremberg, Rosto...[Details]
As the automotive industry accelerates its investment in the research and development of the "New Four Modernizations" (electrification, networking, intelligence, and sharing), today's cars are becom...[Details]
In the digital industrial era,
80% of data and computing needs will be at the edge
. Edge computing meets a large number of differentiated needs in different aspects such as low latency, la...[Details]
Digital televisions (DTVs) are evolving into multifunctional devices with a richer user experience. In addition to the high-quality video streaming services that are now popular, digital TVs also off...[Details]
Panel prices, which have been rising for a year, have reversed recently. According to the latest quotations from institutions, small-size panels fell by more than 10% in August, and the decline widen...[Details]
According to the Iceland Daily on September 3, on September 1, Vodafone Iceland activated its first transmitter and demonstrated the 5G system and electronic communication solutions it is building in...[Details]
Starting from Linux 2.6, a new set of driver management and registration mechanisms have been introduced: platform_device and piatform_driver. (platform represents platform); the device is represente...[Details]
Basic knowledge of capacitors
Commonly used capacitors are classified according to the dielectric medium into paper dielectric capacitors, oil-impregnated paper dielectric capacitors, metal...[Details]
Based on actual conditions, this article proposes appropriate solutions for overvoltage protection needs in UPS applications.
1. Changes in the concept of overvoltage protection
When ...[Details]
1. Resolution
The number of rows and columns of LED display pixels is called the resolution of the LED display. Resolution is the total number of pixels on the display, which determines the ...[Details]
LED has been rapidly applied in various industries in recent years due to its many advantages such as environmental protection, long life and high photoelectric efficiency. The driving power supply...[Details]
1. Introduction
At present, the world generates up to 100,000T bytes of data from medical information every day (2010), and 90% of all data in recent years was generated in the past two years. ...[Details]
The 4th Intel Master Challenge (IMC) West China Division was held in Chengdu yesterday. The 777 team from Lanzhou Petrochemical Vocational and Technical College defeated the GGN team from the Interne...[Details]
Recent advances in the automotive infotainment market require high-efficiency and low-footprint power delivery (PD) solutions. The trend toward reducing bill of materials has driven USB power appli...[Details]