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#include "at89x51.h" #define uchar unsigned char #define uint unsinged int sbit speaker = P1^5; //Buzzer. The default pin for the button is P3.2 (external interrupt 0) uchar t0h,t0l,time,flag; //--...[Details]
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background The most commonly used instrument in the development of electronic products is the oscilloscope. However, with the development of microprocessors such as ARM, X86, MIPS, GPU, deep learning...[Details]
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Getting Started iBeacon Overview iBeacon, introduced in iOS 7, is an exciting technology that enables new location-aware applications. Using Bluetooth Low Energy (BLE), a device with iBeacon technolo...[Details]
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Interferometer is a universal length measuring tool that uses the Michelson interference system to measure displacement with the laser wavelength as the known length. There are two types of laser i...[Details]
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Enthusiast Network reports (Text/Li Ningyuan) If you want to achieve more automated functions in factories, large-scale industrial robot applications are essential. From automobile and aircraft man...[Details]
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ITRI's iRoadSafe intelligent road safety warning system will be awarded the Edison Awards on the 4th (US time), sharing this honor with internationally renowned organizations such as Dow Chemical, Ad...[Details]
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Schematic diagram of a two-dimensional photonic time crystal enhancing light waves. Image source: Aalto University, Finland
A research team from Aalto University in Finland, Ka...[Details]
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u-boot stage lowlevel_init calls the following function to implement putc, but does not support printf spl_config_uart_baudrate uart_asm_init asm_putc board_init_f calls the following fun...[Details]
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One month after imposing export restrictions on South Korea, the Japanese government approved export licenses for EUV photoresists and etching gases to South Korea. There are different opinions in So...[Details]
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Since LED power supplies and drive circuits are easily damaged by overcurrent shocks and short-circuit faults, protection measures for various fault conditions should be fully considered in the des...[Details]
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The power adapter is also called an external power supply (switching power adapter). It is a power supply voltage conversion device for small portable electronic devices and electronic applianc...[Details]
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Regarding 3D printing, people are now mainly divided into two views: one view is that 3D printing technology can make life more convenient, and the other view is that this technology is not practical...[Details]
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1 Introduction
The DC current source is a widely used electronic instrument. For situations where the output current is required to be adjustable, the simplest and most practical method is to achiev...[Details]
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With the official debut of Qualcomm Snapdragon 865 in Hawaii, there is also news about Meizu 5G mobile phone. The official announced that Meizu 17 will be the first to be equipped with Qualcomm Snapd...[Details]
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How to build a smart driving software vehicle (SDV) architecture?
The autonomous driving intelligent platform can be roughly divided into four parts from bottom to top: hardware platform, syst...[Details]
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