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The 1990s was the heyday of Hong Kong movies. For Generation Z users who have never actually used a pager, their impression of pagers may mostly come from Hong Kong movies. This early "ancient" devic...[Details]

A single-chip microcomputer (MCU), also known as a single-chip microcontroller, is not a chip that completes a certain logical function, but a computer system integrated into one chip. In general, ...[Details]

url : git@github.com:lisider/u-boot.git branch : ok6410a commit id : e63a4077ad3aea53107495b0b68b95e720fe6033 config :ok6410a_mini_defconfig // There are 67 .S .s .c files involved From the ent...[Details]

SRS (SOUND RETRIEVAL SYSTEN, the English abbreviation of sound restoration system) is the latest sound technology patent of SRS Laboratory in the United States. It is a brand-new 3D ste...[Details]

File (iic.h): #define SDA_IN()  {GPIOB- CRL&=0X0FFFFFFF;GPIOB- CRL|=0X80000000;} #define SDA_OUT() {GPIOB- CRL&=0X0FFFFFFF;GPIOB- CRL|=0X30000000;} #define IIC_SCL    PBout(6)  #define IIC_SDA   ...[Details]

Event: On March 29, Zhongying Electronics released its 2021 annual report, with full-year revenue of 1.49 billion yuan, a year-on-year increase of 47.6%; net profit attributable to shareholders of th...[Details]

Block diagram (SBD) of a server AC/DC power supply and telecom rectifier using TI's analog PFC and PWM controllers and high-performance drivers and transceivers. Block Diagram Design ...[Details]

Rainy and humid weather is gradually increasing, and there are more and more reports for repairs due to leakage. I believe that all electrician friends are thinking a lot about finding the cause of l...[Details]

    Remove the rubber plug and replace it with a breathable cylinder with the prepared test sample. Ensure a tight connection. To avoid air leakage, apply a thin layer of piston grease on the lower co...[Details]

Introduction Wheels are important safety components of automobiles and have a significant impact on the driving safety, ride comfort and passenger comfort of automobiles. Wheels generally work under ...[Details]

OFweek Cup · OFweek 2023 China Robot Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]

On March 18, North Huachuang announced that its wholly-owned subsidiary Beijing North Huachuang Microelectronics Equipment Co., Ltd. (hereinafter referred to as "North Huachuang Microelectronics" and...[Details]

Inphi CEO Ford Tamer experienced the brutal war in Lebanon in the 1970s. His family lost their house and business, but this did not stop them from loving and pursuing life. Ford Tamer, CEO of Inph...[Details]

OFweek Cup · OFweek 2023 China Robot Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]

Detailed explanation of IGBT system IGBT, whose Chinese name is insulated gate bipolar transistor, is a device composed of MOSFET (input stage) and PNP transistor (output stage). It h...[Details]