[i=s]This post was last edited by paulhyde on 2014-9-15 03:50[/i]I am currently working on a task to build a function signal generator based on a microcontroller. I have not found a good method, so pl...
I want to use 2812 to achieve fixed off-time control of boost PFC. I compare the AC side current output with the given inductor current envelope, and finally query the GPIO output pulse according to t...
Problem description:I use the STM32 STLINK UTILITY burning software from the ST official website. After burning the program, I enable output protection, so that the program cannot be read out. When I ...
[i=s]This post was last edited by spacexplorer on 2014-7-5 17:39[/i] We have tested all the development boards sent by HELPER2416, but there are always omissions and violent couriers. We provide a 1-y...
I recently need to draw a PCB circuit diagram for analog-digital coexistence to make a board. When laying the ground network, there are always some isolated grid blocks. Some places cannot be connecte...
I have done a one-dimensional 2048-point FFT to calculate the distance, with a sampling rate of 5MHz. Since the laboratory radar has a range limit, I only keep the first 512 results of the spectrum ca...
When the WDP500-2A plane grating monochromator is used to test the emission wavelength of a high-power laser diode at different currents, the matching of the laser diode has the disadvantages of lo...[Details]
Google's driverless technology is not only an eye-catching technology, but also a subversion of the car usage model.
Those who have watched anti-terrorism films and TV dramas must have been im...[Details]
0 Introduction
With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[Details]
Overview
As a remote network communication control method with advanced technology, high reliability, complete functions and reasonable cost, CAN-bus has been widely used in various automa...[Details]
1 Introduction
In recent years, there have been many major advances in the production technology and processes of automotive headlights, which have greatly improved the performance of automoti...[Details]
0 Introduction
With the rise and continuous improvement of the solid-state lighting industry, light-emitting diodes (LEDs) have become an alternative lighting technology and are gr...[Details]
With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[Details]
Different initialization between C8051F and 80C51 series microcontrollers
In the past 30 years, major electronic component manufacturers in the world have launched their own unique single-chip...[Details]
The rectified DC voltage is then converted back to AC using power electronics such as insulated gate bipolar transistors.
The output voltage is switched on and off at a high frequency, control...[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]
Currently, each country is developing its own USB interface
charging specifications
, which leads to a major problem that a USB interface
charging
device manufactured in one country...[Details]
The DisplayPort interface standard is approved by the Video Electronics Standards Association (VESA) to provide an open, scalable standard for the entire industry. The development of DisplayPort ca...[Details]
When the so-called "copycat phones" that flood the domestic mobile phone market move towards large screens, stereo amplifiers, touch controls, and even GPS navigation and mobile TV, the homogeneity...[Details]
Almost everyone in a student dormitory has a bedside lamp. But if you want to read for a while after turning off the lights and don't want to disturb your roommates' sleep, you may need a reading l...[Details]
The fluorescent lamps and energy-saving lamps we commonly use now have greatly improved luminous efficiency compared with the earlier ordinary incandescent lamps and have been widely used. With the...[Details]
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