MD15F2R7LE3X/AA

If you want to repair a relatively unfamiliar circuit board without any schematic diagram, the so-called "experience" in the past will be of little use. Although people with a solid hardware foundatio...[Details]

1. Address Line Pins The AT91X40X series address bus has 24 address lines and can therefore access 16M of memory space. Address lines A0-A23 cannot be multiplexed with any PIO lines or internal dev...[Details]

Last year, a fatal accident caused by an Uber self-driving test vehicle had a significant negative impact on the development of the entire industry. In the context of a sluggish capital market, it is...[Details]

This simple circuit will sound an alarm when the AC power is lost (or the voltage drops below 50V). The AC power is half-wave rectified by diode D1 and connected in series with resistors R1, R...[Details]

Environmental status monitoring systems are usually used in program-controlled computer rooms, precision instrument rooms, libraries, warehouses, unmanned stations, substations and other places to ...[Details]

Recently, the news that BYD is about to launch the fifth-generation DM-i hybrid technology has attracted widespread attention. Today, we’ll take an in-depth look at this technology and its evolution....[Details]

Nissan Motor Co., Ltd. today announced the development progress of a new driver assistance technology that can effectively reduce accidents and improve the level of autonomous driving by using a high...[Details]

1 Introduction At present, the research level of semiconductor integrated circuits at home and abroad has basically acquired the ability to integrate some complex electromechanical systems...[Details]

The system memory of stm32 is programmed with ST's bootloader and locked to prevent users from erasing it. This bootloader is used in application programming, such as the USB-to-serial hardware and f...[Details]

Of course, no matter how good and fast the non-polished fiber termination process is, it can still cause poor splicing due to improper operation or material damage. The factors that may cause this inc...[Details]

　　MIT Technology Review asked a question: Can the mysterious development of energy storage technology alleviate our concerns about Elon Musk's latest electric truck? Let's follow the power management...[Details]

Use the 20M oscilloscope bandwidth as the limit standard, set the voltage to PK-PK (effective value is also measured), remove the clip and ground wire on the oscilloscope control head (because the cl...[Details]

Introduction to DMA:  In the hardware system, which is mainly composed of CPU (core), peripherals, memory (SRAM), bus and other structures, data often needs to be transferred between memory and perip...[Details]

The evolution criterion of the basic PWM DC/DC converter is: without considering the input/output reference potential relationship, the input/output voltage relationship remains unchanged, and the ...[Details]

　　1. Decoupling capacitors 　　A decoupling capacitor should be configured between the power supply and ground of each integrated circuit, which can filter out the high-frequency noise from the power...[Details]