[i=s]This post was last edited by qwqwqw2088 on 2022-9-13 10:39[/i]The iQOO 10 Pro phone has increased the power of ultra-fast flash charging from 120W to 200W. It only takes 10 minutes to fully charg...
The USB protocol contains a lot of content, and here we will only talk about the part about hardware design.
USB generally has 4 pins, one VCC, one GND, one D+, and one D-.
VCC is generally around 5V,...
[i=s]This post was last edited by jinglixixi on 2022-5-23 23:31[/i]In the routine program of the development board, an RTC test program is provided, which displays the output content through the seria...
This DAC chip from TI is used in the project. It is very easy to use and highly recommended. The STM32 driver source code is in C language format, which is convenient for students to refer to. Other a...
Meixin Award Live Broadcast: Supporting Integrated Digital IO Technology for Industrial Systems Registration OpenClick here to registerLive broadcast time: 10:00-11:30 am, June 3, 2021Live broadcast t...
Pure sine wave inverter power supply is a high-quality power supply system designed for power plants, substations, communications industry, automation control equipment, solar energy, oil fields, w...[Details]
1. Instrument Model Keysight Network Analyzer N5244A. 2. Fault phenomenon After the instrument is turned on, the baseline becomes chaotic and an error message is displayed. 3. Inspection and mainte...[Details]
1. The concept of priority in STM32 (Cortex-M3)
There are two priority concepts in STM32 (Cortex-M3): preemptive priority and response priority. The response priority is also called "sub-pr...[Details]
Why write your own bootloader? My first serial bootloader was a UART bootloader for Microchip PIC16 microcontrollers. I named it HyperBootloader_PIC16. I will explain why I chose this name below....[Details]
Take some time to sort out the production forecasts of various research institutions for the overall automotive industry this year. Due to the impact of chip shortages and production cuts, uncertaint...[Details]
Horizontal cable managers are mainly used to accommodate cable connections between adjacent unit devices inside the cabinet. They are available in different combinations of 1U and 2U, single-sided ...[Details]
1 Introduction
Since 1978, when R. Keller first used RDMiddlebrook's theory to perform SPICE simulation of switching power supplies, in the past 30 years, many scholars have established their o...[Details]
According to Jiwei.com, according to Taiwan media Economic Daily, 5G and high-performance computing applications have driven the demand for advanced processes in foundry, and it is expected that the ...[Details]
0 Introduction With the development of network technology, the Internet is gradually integrating computer systems and communication systems around the world to form an information highway and a publi...[Details]
In 2019, Broadcom derived nearly 20% of its revenue from Apple, which was also the first major technology company to confirm that the new coronavirus epidemic was harming its production and demand in...[Details]
Unigroup Guoxin released an announcement yesterday evening (7) that on June 5, 2020, the China Securities Regulatory Commission's Listed Company Merger and Acquisition Review Committee held the 24th ...[Details]
Frequency synthesizer is a key device that determines the performance of electronic systems. With the development of technologies such as communication, digital television, satellite positioning, aer...[Details]
0 Introduction
Switching power supplies generally use pulse width modulation (PWM) technology, which is characterized by high frequency, high efficiency, high power density and high reliab...[Details]
2 Oscilloscope Use
This section introduces how to use an oscilloscope. There are many types and models of oscilloscopes with different functions. The 20MHz or 40MHz dual-trace oscilloscopes are m...[Details]
Power technology
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