This switching power supply is a composite switching power supply, which adopts the precision reference of TL431 and PC817 to form a feedback circuit. The whole working process: the AC input is filter...
This is a small question about data types that I saw on the Internet. I would like to share it with you.unsigned int a; a=(168*196)/10;Why is the result 62276? To answer this question, let's look at t...
The simplest way to get started is to light up the phone screen and then switch the screen. Has anyone done this before? Please share your thoughts....
[b]Central Topic: [/b][list][*]How to Simplify [url=]Switching[/url] Power Supply Design[/list]Solutions: [list][*]Performance Evaluation[*]Electrical and Thermal Simulation[*]Testing Prototypes[/list...
In recent years, as energy consumption and environmental protection issues have attracted people's attention, my country's solar photovoltaic power generation industry has shown a rapid development...[Details]
1. Purpose In actual product release, if the program stored in the MCU Flash is not protected, some illegal companies may read the program in the Flash through an emulator (J-Link, ST-Link, e...[Details]
Regarding the PHY construction of LWIP, the PHY chip used is LAN8720A, RMII mode. Regarding the hardware connection part, the Atomic board F407 is used, and the hardware connection is as follows: ...[Details]
Since China began to try to produce panels independently in 1998, in 2018, China's panel industry has gradually upgraded from a marginal industry to the largest production scale. Especially in the ...[Details]
Nowadays, everyone is saying that "technology is people-oriented". The essence of the development of technology is to serve the improvement of the quality of life of human beings. Automated driving...[Details]
I rewrote the main part of this program. The program uses the watchdog as a normal timer and scans the digital tubes in the watchdog interrupt. In addition, I added a display buffer. If you want to d...[Details]
As photovoltaic power stations come into people's view, people are paying more and more attention to them. Recently, some netizens asked me how to match the inverter and components of photovoltaic ...[Details]
At the beginning, I used the stdlib library. Recently, I found that the cube library is more and more widely used, so I started to use the cube library to complete the ADC multi-channel acquisition e...[Details]
OSC_IN and OSC_OUT are external crystal pins by default. If you do not use an external crystal oscillator on the STM32, how to connect OSC_IN and OSC_OUT If you use the internal RC oscillator instead...[Details]
The concept of AI is general and covers a wide range. What is the core of AI? Let's follow the network communication editor to learn about the relevant content.
On May 8, local time in the...[Details]
#include avr/io.h void Delay(unsigned int T) { unsigned int i,j; for (i=0;i T;i++) for (j=0;j 100;j++) asmvolatile ("nop"); //Assembly instruction, let the microcontroller run empty instruction...[Details]
From early June to November 2017, MSO 5 has been launched with a stunning temperament and appearance. From wider channel selection, more powerful functions, more fashionable touch screen, unprecedent...[Details]
MSP 430 MCU key program #include msp430x14x.h #include "key.h" void Init_Port(void) { //Set all pins of P1 port to input mode during initialization P1DIR = 0; //Set all pins of ...[Details]
Samsung has officially released its mobile phone chips. Meizu's recently released Meizu S6 uses Samsung 's Exynos7872 chip. Foreign media reports indicate that Samsung is trying to use its industr...[Details]