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With the increasing awareness of environmental protection and the increasing shortage of energy, electric vehicles with lithium batteries have received widespread attention from the country and the...[Details]

On April 7, Chuanyi Technology disclosed its first quarter 2021 performance forecast, with an estimated net profit attributable to shareholders of the listed company of 52 million to 55 million yuan,...[Details]

1. Pull-up input: Pull-up means pulling the potential up, such as pulling it to Vcc. Pull-up means embedding an uncertain signal at a high level through a resistor! The resistor also acts as a curren...[Details]

At this point, we still feel amazed at the computer's response to interrupts. We humans can respond to external events because we have multiple "sensors" - eyes and ears that can receive different in...[Details]

According to Jiwei.com on January 30, a new Black Shark phone with model number SHARK KSR-A0 has been connected to the network recently, but its ID photo has not yet been released. It is reported tha...[Details]

1. Output comparison initialization step: 1. Multiplexed port mapping to OCx      For example: RPA0Rbits.RPA0R=0b0101; that is, the RPA0 pin is used as peripheral OC1 2.OCM 2:0 : Output compare mode ...[Details]

1 Introduction With the development of social economy, electronic equipment and confidentiality agencies have an increasing demand for safer and more convenient identity authentication and...[Details]

Switching power supplies have the advantages of small size, light weight, and high efficiency, and are widely used in various fields. Due to the inherent characteristics of switching power supplies ,...[Details]

This article introduces the main features, block diagram, receiver circuit block diagram, timer module block diagram, as well as the connection block diagram with the microprocessor and the typical ap...[Details]

1. History of LED 50 years ago, people already knew the basic knowledge that semiconductor materials can generate light. In 1962, Nick Holonyak Jr. of General Electric developed the first practical...[Details]

　　When using an oscilloscope to repair a color TV, you don't have to follow some fixed steps, but for those who are new to using an oscilloscope to repair a color TV, it is necessary to master the ge...[Details]

This product line offers a low-cost alternative to parallel SRAM with densities up to 4 Mb and 143 MHz SPI/SQI™ Communication Function To meet the general demand of customer...[Details]

Red Magic Deuterium All-Scene TWS Earphones Released with Snapdragon Sound Technology On May 10, Red Magic held a new product launch conference for the Red Magic E-sports Universe, offic...[Details]

Function names: _crol_, _irol_, _lrol_  Prototype: unsigned char _crol_(unsigned char val,unsigned char n);  unsigned int _irol_(unsigned int val,unsigned char n);  unsigned int _lrol_(unsigned int...[Details]

At present, the servo system of our navy's naval guns still uses the early electromechanical equipment, which has the main disadvantages of large tracking and positioning errors, poor maneuverabili...[Details]