SB25M470B3F71015

MMU, full name Memory Manage Unit, Chinese name - memory management unit.     Many years ago, when people were still using DOS or older operating systems, computer memory was very small, generally ca...[Details]

With the development and popularization of industrial automation, smart home and automotive electronics, brushless DC motors (BLDC) and permanent magnet synchronous motors (PMSM) have been widely u...[Details]

1. Introduction to digital tube scanning         This experiment is an extension of the GPIO output function. It uses GPIO to drive the digital tube to perform dynamic scanning to achieve the purpose...[Details]

Strictly speaking, the encoder will only tell you how to position and execute. It needs to rely on controllers such as PLC or stepper motors to achieve positioning. The encoder is like a person's e...[Details]

 Background Information The market for high brightness (HB) LEDs is expected to reach $20.2 billion by 2015 (Source: Strategies Unlimited). One of the key application areas driving this growth is L...[Details]

For measuring typical signals and voltage levels, passive probes offer outstanding ease of use and a wide range of measurement capabilities at an economical price. Passive voltage probes, when used i...[Details]

Stable power supply is crucial to many industries, and uninterruptible power supply products are used to maintain the stability of the entire system, which is one of the reasons why the UPS industr...[Details]

Many MCU developers do not understand why a capacitor to ground is required on each side of the MCU crystal, because this capacitor can sometimes be removed. I have consulted many books, but found th...[Details]

1. Introduction After high-frequency switching power supplies entered my country in the 1980s, they entered my country's postal and telecommunications, power departments and other fields in large q...[Details]

OK6410A Development Board (VIII) 102 linux-5.11 OK6410A One of the four uses of mmap provided by glibc Shared anonymous mapping two ways When using the parameter fd = -1 and flags = MAP_ANONYMOUS...[Details]

1 Overview I/O ports are very commonly used peripherals in microcontrollers. STM32's I/O ports have 8 states. Although I have not encountered any problems in the process of using them, I have not b...[Details]

Regarding the IIC response issue: For each receiving device (slaver), when it is addressed, it is required to generate a response after receiving each byte. Therefore, the master device must generate...[Details]

In current embedded systems, software codes are generally stored in memories such as EEPROM and Flash, but the program codes stored therein are easy to be read and illegally copied, which is its fatal...[Details]

　　This article focuses on the connection method for accurately measuring inductance, capacitance, and resistance using an LCR tester, as well as the precautions for calibration and use. 　　1 Introdu...[Details]

With the rapid development of new energy vehicles and autonomous driving, many EMI problems have occurred in the application of automotive power chips: First, autonomous driving and smart cock...[Details]