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Each GPIO port of STM32F4 has four 32-bit configuration registers (GPIOx_MOER, GPIOx_OTYPER, GPIOx_OSPEEDR and GPIOx_PUPDR), two 32-bit data registers (GPIO_IDR and GPIO_ODR), one 32-bit set/reset re...[Details]

The example of a flyback converter is used to explain the calculation of output capacitance. This example is an RCC topology with an output power of 6W, an output voltage of 5V, and an output voltage ...[Details]

　　Temperature measurement is often required in daily life, such as adjusting the thickness of clothes according to temperature changes, determining whether to turn on the air conditioner for heating o...[Details]

1. Working principle of AC servo motor The rotor inside the servo motor is a permanent magnet. The U/V/W three-phase electricity controlled by the driver forms an electromagnetic field. The ro...[Details]

0 Introduction RFID (Radio Frequency Identification) technology is considered to be one of the top ten technologies with the greatest application potential in the 21st century due to its e...[Details]

“Battery Fast Charging Guide – Part 1” introduced some of the challenges of fast charging battery system design. By implementing a fuel gauge function in the battery pack, original equipment manufa...[Details]

29. What does V/f mode mean? When the frequency decreases, the voltage V also decreases proportionally. This problem has been explained in answer 4. The proportional relationship between V and...[Details]

The second "Light" + Intelligent Driving Technology Summit was held on September 6, 2019. The forum invited government departments, consulting agencies, vehicle manufacturers, LiDAR manufacturers, in...[Details]

     The format of the MOV instruction in ARM is as follows         op2 occupies 12 bits, of which bit11-bit8 is the shift number (rotate), bit7-0 is an 8-bit immediate number (imm), MOV Rn, op2,...[Details]

In power electronic control, PWM is almost everywhere, whether it is AC/DC, DC/AC, or DC/DC, PWM is involved. You can search Baidu for the specifics of PWM. There is a lot of information online, so I...[Details]

Artificial intelligence is reshaping the way we interact with the world, and this wave of innovation is also sweeping across landscaping. San Francisco startup Electric Sheep Robotics has laun...[Details]

The DC motor rotor can be measured by the following methods: 1. Observe the rotor surface You can use your naked eyes to observe whether the rotor surface is flat and smooth, and whether ...[Details]

introduction The coal feeder control system designed in this paper is mainly used in the coal pulverizing system of thermal power plants. It cooperates with the coal pulverizer equipment to undertake...[Details]

Industry-leading innovations include SaaS security, advanced URL filtering, DNS security, Cloud Identity Engine and a new machine learning firewall to help customers adopt a zero-trust architecture a...[Details]

This article will describe a simple circuit that can convert a high AC input voltage to a low DC voltage that can be used in applications such as electronic energy meters. In this particular applicat...[Details]