I have made a 12V/2A power supply. What is the range of the output ripple? Is the result of the ripple qualified? What else needs to be tested about this power supply?...
1. Implementation ideas
This article uses the serial port receive interrupt and idle interrupt to realize the serial port variable length data reception
Receive interrupt: realize data reception;
Idle...
From: https://www.zdnet.com/article/programmi ... es-top-20/RedMonk's ranking of the 20 most popular programming languages in June 2020:JavaScript
Python
Java
PHP
C++
C#
Ruby
CSS
TypeScript
C
Swift
Ob...
Live replay: Melexis explains the implementation and technical support of functional safety in semiconductor RD : https://training.eeworld.com.cn/course/5775...
Photoelectric encoder is a sensor that converts the mechanical geometric displacement on the output shaft into pulses or digital quantities through photoelectric conversion. This is the most widely us...
The occurrence of the no OSD menu fault indicates that the OSD processing circuit has no horizontal and vertical synchronization signal input circuit or the OSD processing circuit itself is abnormal....[Details]
The 2016 China International Solar Power Expo was held in Beijing from March 29 to 31. Taking advantage of this exhibition, Sungrow launched its new 50kW string inverter SG50KTL to the world.
...[Details]
AVR MCU
ATMEL's AVR microcontroller is an enhanced RISC microcontroller with built-in Flash. The Flash memory on the chip is attached to the user's product and can be programmed and reprogrammed ...[Details]
At the end of July, there was news that Kodak, once the world-class "film king", began to move in other directions after its bankruptcy reorganization in 2013, and is now starting to get involved in ...[Details]
1. Purpose of the experiment 1) Use TIM1 to trigger ADC, the data collected by ADC is transferred to the memory through DMA, and then the collected data is printed out through the serial port; 2) L...[Details]
When higher intermittent power density values are required, engineers often do not want to use traditional root mean square (RMS) calculations, and speed-torque performance curves become the stan...[Details]
According to foreign media reports, on November 4, local time, Inflexor Ventures, an early-stage venture capital fund focusing on startup technology, announced that it had made an investment in India...[Details]
Syringe tightness positive pressure tester It uses a 5.7-inch (120×90) single-color LCD touch screen with Chinese menu display. The nominal capacity of the syringe, the lateral force and axial pressu...[Details]
On April 1, at the design briefing meeting for the construction drawings of the 110 kV Sanqi power transmission and transformation project in Ningbo, Zhejiang Province, the owner proposed to change...[Details]
Contents The invention relates to an ultrasonic flow measuring device, comprising a measuring tube with a straight measuring tube axis, a transmitter for transmitting an acoustic signal on a first si...[Details]
1. Before using UART, the corresponding peripheral clock must be started, which mainly uses the RCC_APBnPeriphClockCmd function of the firmware library.
Enable UART1: Use RCC_APB2PeriphClockCmd (RCC_...[Details]
According to the latest report released by research firm Counterpoint on Thursday, the total profit of the global smartphone market in Q3 2019 was US$12 billion, of which Apple accounted for 66...[Details]
The most widely used scenario of inductors is power supply. Both boost circuits and buck circuits require an inductor to store and release energy. Many novice friends are too familiar with the prin...[Details]
Translated from EEtimes What will happen with autonomous vehicles in 2021. Last year was a mediocre year for the autonomous driving industry, and the pandemic's blow to automotive chips was obvious...[Details]
According to a recent report by the Physicists Organization Network, researchers at Rensselaer Polytechnic Institute in the United States made a piece of paper made of graphene, the world's thinnes...[Details]
Power technology
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