The following two pictures are simulation circuits that imitate Schottky diodes to clamp the IO port:
The first picture shows a 20V clamped to an output voltage of 3.3V by an LDO (LT3042);
The second ...
Several hardware and embedded software questions1. In what situations are multipliers used, and what applications will they be used for?2. What are the advantages of dual-power op amps? Many op amps n...
[i=s]This post was last edited by HonestQiao on 2022-11-17 23:02[/i]The Xingkong board has its own screen, and the system's built-in Python is also pre-installed with the dedicated development library...
Some people say that the PSRR parameter of LDO has a great influence on the ripple and noise of the output voltage.
So, how to consider the PSRR parameter when selecting an LDO, or should we ignore it...
The epidemic has finally been eased, and express delivery can be delivered. This time, I was fortunate to get a one-to-three data cable and a mobile phone cleaner at the Mid-Autumn Festival "State Ban...
Event details: https://en.eeworld.com/bbs/thread-1214569-1-1.html@Northern Deli Wireless Car Charger
【Teardown of car wireless charger】——Teardown of Deli wireless car charger@landao_gd Xiaomi wireless...
Abandoning physical buttons and eliminating tedious clicks, our cars can understand our voices and read our eyes. Inside the cockpit , the most powerful intelligent revolution in history is taking ...[Details]
Why is dual voltage needed?
The biggest problem of new energy vehicles is not the low battery density and high vehicle price. It is the energy replenishment dilemma. The energy replenishment p...[Details]
Operation Instructions Before testing, the instrument host and voltage collector shell should be reliably grounded, and correct wiring should be performed according to different test methods. For wi...[Details]
The passive high-impedance probe of the oscilloscope is widely used. Engineers often connect the probe to different oscilloscopes, or connect different probes to the oscilloscope. In the new system a...[Details]
I encountered many problems and gained a lot through the one-year study of 430. The following are some of the problems I encountered during the study and their solutions. There are still many things t...[Details]
Huawei's intelligent automotive solution brand HI released a number of intelligent car-related products, including smart cockpit solutions, intelligent driving computing platform MDC810, high-resolut...[Details]
The U.S. Department of Energy estimates that about 6 billion gallons of fuel are wasted each year in the U.S. because vehicles wait at traffic lights or leave their engines idling in heavy traffic. A...[Details]
STM32---Summary of SPI (DMA) communication (library function operation) This article mainly introduces SPI in 7 items and will attach the test source code for reference at the end: 1. SPI communicati...[Details]
OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
Elon Musk recently announced that Tesla is working hard to overcome the final hurdle in autonomous driving technology: vehicle control. He once again predicted that Tesla will achieve fully autonomou...[Details]
Goertek Co., Ltd. released its 2019 semi-annual report, achieving operating revenue of 13.576 billion yuan, a year-on-year increase of 61.11%; net profit of 524 million yuan, a year-on-year increase ...[Details]
#include "STC12C4052AD.h" typedef struct { BOOL Run; //BOOL value as a timing sampling flag, for example, set the flag once BYTE Curch; //Current channel BYTE tempCvData ; //Temporary buff...[Details]
Recently, the underground powerhouse of the Zhaoqing Langjiang 300MW large-scale pumped storage power station, the first variable-speed pumped storage project in the Guangdong-Hong Kong-Macao Greater ...[Details]
Ultrasonic waves are mechanical waves with a frequency of more than 20KHz, and their propagation speed in the air is about 340 m/s (at 20°C). Ultrasonic waves can be generated by ultrasonic sensors....[Details]
Analog electronics
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