FM1DR42P2544MLF

1. Principle of Power Factor Correction 1. Definition of Power Factor (PF) Power factor (PF) refers to the ratio of AC input active power (P) to input apparent power (S). Therefore, powe...[Details]

We increasingly rely on technology to provide us with a sense of security: cameras, emergency phones and even security LED lighting give us a sense of reliability, letting us know that they are alway...[Details]

On June 4, the National Energy Administration held a launching meeting for the special supervision of power grid companies' repurchased power projects and self-built supporting transmission project...[Details]

If we want to transplant uboot quickly, then we must first thoroughly analyze the functions of uboot we use. The ultimate purpose of uboot is to **boot the kernel**, but in actual development, in ord...[Details]

span style="font-size:18px;" MACRO   $HandlerLabel HANDLER $HandleLabel      $HandlerLabel       sub sp,sp,#4 ;decrement sp(to store jump address)       stmfd sp!,{r0} ;PUSH the work register t...[Details]

The STM32F407VGT6 chip used by the STM32F4Discovery development team has an internal FLASH of 1M. After the code is burned, there is still a lot of remaining. Effective use of this remaining FLASH ca...[Details]

On March 3, Cailianshe quoted a supply chain source as saying that with the surge in demand for MiniLED, Apple is actively adding new suppliers to consolidate its mass production scale. Sanan Optoele...[Details]

1 Introduction The glue dispensing machine is an automatic machine that controls liquids and drips, coats, and seals liquids on the surface or inside of products . The glue dispensing ma...[Details]

According to foreign media reports, British chip design company Graphcore will lay off most of its Chinese employees and stop sales in China. Graphcore confirmed its decision to stop sales in China, ...[Details]

introduction Analog-to-digital conversion is a technology that converts analog input signals into N-bit binary digital output signals. Digital signal processing can easily implement variou...[Details]

Taiwan's leaders recently called on everyone to step up water conservation as the island's chip manufacturing industry faces its worst drought in nearly 60 years, Nikkei reported. "Now is the most...[Details]

A multifunctional second-order universal filter can realize low-pass, high-pass and band-pass filtering simultaneously or separately, and can also be designed as an orthogonal oscillator. The pole ...[Details]

Since the touch human-machine interface of personal mobile terminal devices such as smart phones and tablet computers has gradually become popular in the entire consumer electronics market, it has no...[Details]

With the rapid development of industries such as art models, mechanical processing, and tooling and molds, higher and higher requirements are placed on processing equipment. As an important part of t...[Details]

1. Enable GPIO clock: RCC_APB2PeriphClockCmd(uint32_t RCC_APB2Periph, FunctionalState NewState); Parameter Description: For example: 2. Set GPIO parameters: output OR input, working mode, port...[Details]