JFM38U10-21S4-4F

1. Basic working principle (1) Use IO port TRIG to trigger ranging and give a high-level signal of at least 10us. (2) The module automatically sends 8 40khz square waves and automatically detects whe...[Details]

An electrolytic capacitor is a capacitor composed of two parallel metal plates and an electrolytic capacitor placed between the two metal plates. Electrolytic capacitors play the role of power supply...[Details]

It takes a lot of time to study energy storage systems. There is a lot of ongoing content to be sorted out from the aspects of technology, market and future needs.   Today, I will spend some time fo...[Details]

EPS power supply is used as emergency fire power supply, mostly in fire fighting equipment, such as tunnels, fire elevators, fire pumps, road lighting and other occasions. UPS power supply is used as...[Details]

　　Upload the data block in the flash program area of ​​the C8051F320 microcontroller to the PC through the USB interface. The data block is saved as a hex data file through the application receiving ...[Details]

As early as last year when the Snapdragon 888 chip was released, realme officially announced that it would be one of the first manufacturers to install this chip, but now it is about to enter Februar...[Details]

Samsung Electronics will close its TV factory in Tianjin, China, to improve supply chain management efficiency. The factory is Samsung's only TV factory in China. Sources said the factory, which has ...[Details]

Although Sony's PlayStation 5 was launched last year, it is still in short supply. Since its launch, the latest game console has been in great demand worldwide, but it is still difficult for ordinary...[Details]

Recently, Shenzhen held the world's largest and most influential international conference in the field of quantum computing, QIP2020 (Quantum Information Processing). At the conference, Shenzhen Quan...[Details]

During reset, the S3C2440 Nand Flash controller obtains information through the status of the pins connected to the NAND Flash (NCON, GPG13, GPG14, GPG15). After power-on or system reset, the NAND Fl...[Details]

In order to adapt to different application scenarios and take into account the flexibility, scalability and tailorability of computer systems, an embedded operating system was born that is applicatio...[Details]

What are PLC peripherals? They refer to buttons, various sensors, relays, contactors, solenoid valves and other input and output modules, which are mainly used to expand the functions of PLC. So ho...[Details]

　　Samsung currently launches the S3C6400 and S3C6410, both of which are based on the ARM architecture and have compatible hardware pins. It should be said that the general functions are basically the...[Details]

LED is a solid-state light-emitting device with the following advantages: ◆Long service life (more than 100,000 hours), high photoelectric conversion efficiency, and power saving. ◆Fast d...[Details]

The working principle of high-voltage motor excitation carbon brush is an important part of the high-voltage motor excitation system. Its main function is to transfer the excitation current from th...[Details]