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Basic connection between CH341 and USB interface P4 is a USB port. The USB bus includes a pair of 5V power lines and a pair of data signal lines. Usually, the +5V power line is red,...[Details]

The 51 series microcontroller has no PWM output function, but can use the timer and software to output. It is very practical for occasions where the accuracy requirement is not high. The circuit di...[Details]

1. Description of the work The shake stick is a popular toy nowadays, and it can be seen in various gatherings and festivals. This design also follows the principle of the shake stick, using the visu...[Details]

1 Introduction The valve is an important part of the automobile engine. It is a valve that controls the cylinder to inhale the mixed gas or discharge the exhaust gas. It is mushroom-shaped and ...[Details]

IIC has two lines, SCL and SDA. Both the master and slave devices can use the control line to pull down. The data line also needs to transmit the chip select address. It is a half-duplex bus with a...[Details]

AVRPRO programmer is a special programming tool designed for ATMEL's 90 series AVR RISC microcontroller. This product only has software part, no hardware support is required, and only 4 wires are nee...[Details]

      After the Z3 modular phone in 2018, Motorola has not built a flagship phone with Snapdragon 8 series chips. This gap may be filled by the new Moto Edge+ series. 　　Well-known whistleblower evlea...[Details]

U.S. House Speaker Nancy Pelosi said on Friday that the U.S. House of Representatives will soon introduce a bill to increase U.S. competitiveness against China and increase federal spending on semico...[Details]

On May 17, 2023, the "White Paper on Grading and Comprehensive Evaluation of Automotive Intelligent Cockpits" compiled by the Society of Automotive Engineers of China and industry professionals was o...[Details]

On April 22, World Earth Day, Apple released its environmental performance report for the past two years, among which the topic of "not providing a charger" sparked heated discussion among netizens. ...[Details]

1. The importance of product selection The integrated wiring system is one of the basic infrastructures in intelligent buildings and intelligent communities. From the analysis of previous domestic ...[Details]

Demonstration line for producing vanadium electrolyte by extraction method with short process The 1500m³/year new technology demonstration line for the production of vanadium electrolyte by ...[Details]

　　The drying room communicates with the host computer through the RS 485 bus. The host computer sets the target temperature and humidity upper limit in the drying room, and displays the temperature, ...[Details]

Thanks to the development of quantum technology, people can use the basic principles of quantum mechanics to solve problems that are difficult or even impossible to solve with current technology. Qua...[Details]

1. Introduction As a backup power source when the power system is out of power, batteries have been widely used in industrial production, transportation, communications and other industries. I...[Details]