69190-114002LF

    Alarm detectors are used to detect intruders' intrusion behavior, and are composed of sensors and signal processors. There are many places that need to be guarded against intrusion, which can be c...[Details]

void Delay_Init(void) { SysTick_CLKSourceConfig(SysTick_CLKSource_HCLK_Div8); //systick clock = HCLK/8  fac_us = SystemCoreClock/8000000; fac_ms = fac_us*1000; } void Delay_Us(uint32_t nus)...[Details]

  First look at the picture as follows: This is the startup process of arm.                     First, let's describe the hardware before startup, so that it will be much easier to analyze star...[Details]

μC/OS-Ⅱ is an open-source embedded real-time multitasking operating system proposed by Jean J.Labrosse in 1992. It is still developing and has been widely used in industrial control, instrumentat...[Details]

　　(1) Description of AD data acquisition program 　　 　　1) Brief description of the process 　　 　　Use the 10-bit AD in the C8051F32X chip to collect 256 data (each data is 10 bits, occupying 2 bytes) an...[Details]

1: Processing of redundant input pins In most cases, not all the pins of an integrated circuit chip are used. For example, the 74ABT16244 series devices can use up to 16 I/O pins, but in pract...[Details]

Introduction A grinding machine is a precision machine tool that uses abrasive tools to grind the surface of a workpiece . A grinding machine can process materials with very high hardness, can perfor...[Details]

        The dream continues.         The computer works very fast, and each instruction is executed in about a few hundred millionths of a second. Even a 51 single-chip microcomputer can reach one te...[Details]

At the recent Shanghai Auto Show, OnStar used its own booth for the first time, vividly simulating a day in the future of connected cars for users. From June 11 to 13, OnStar also officially landed o...[Details]

With the rapid development of computer technology and various related network applications, the amount of information transmitted through the network continues to expand, and users' demand for netw...[Details]

1. Generation of power supply ripple Our common power supplies include linear power supplies and switching power supplies. The DC voltage they output is obtained by rectifying, filtering, and stabili...[Details]

Compared with traditional door locks or password locks, the key function of smart door locks is to open the door directly through the mobile phone through technologies such as Bluetooth, with the h...[Details]

MCS-51 Hardware Structure It has basic functions such as CPU, RAM, ROM, timer/counter and IO port. Pinout According to their functions, they can be divided into three categories: data bus, address ...[Details]

Author(s):  Lawrence M. David Jr - ALE System Integration Terry Stratoudakis, PE - ALE System Integration Industry: ATE/Instrumentation, Government/Defense, Aerospace/Avionics Products: LabVIEW, PX...[Details]

ROHM, a world-renowned semiconductor manufacturer headquartered in Kyoto, Japan, will participate in the world's leading trade fair and conference for electronic components, systems, applications a...[Details]