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1. Use P1.0-P1.3 of AT89S51 microcontroller to connect four light-emitting diodes L1-L4 to indicate the current counting data; use P1.4-P1.7 as the input terminal of preset data and connect four dial...[Details]

 ORG 0000H  JMP A1  ORG 002BH A1: MOV R0,#0;Data processing register (high eight bits of product)  MOV R1,#255;Multiplicand (low eight bits of product)  MOV R2,#255;Multiplier  MOV 30H,#8;Num...[Details]

Now LED light strips can be regarded as one of the indispensable products for home lighting. When purchasing, you need to pay attention to 6 factors. Because the threshold for the production of LED...[Details]

0 Introduction With the popularization of electrified railways in my country, trains have entered the era of high speed. The scratches on the wheel tread will seriously affect the safety and s...[Details]

On July 14, 2023, the China (Guangzhou) Industrial and Commercial Energy Storage Development Seminar and the Singularity Distributed Energy Storage 2023 Ecological Partner Conference (South China S...[Details]

Apple now offers exclusive MagSafe leather cases for all iPhone 12 and iPhone 12 Pro in the Apple Store. Due to concerns that the MagSafe charger may damage the case, Apple placed an image in the sto...[Details]

LCD 1602, formally called LCM 1602 (including some peripheral circuits), is generally used to display simple characters, and can also be "created" in a customized way. I have just learned the basic c...[Details]

Immune algorithm is developed by learning from the principle of antibody recognition of antigen in biological immune system. It is a new research field of artificial intelligence and a hot topic of re...[Details]

The application of ultra-high brightness LEDs is constantly expanding, first entering the market field of special lighting and moving towards the general lighting market. As the input power of LE...[Details]

The implementation principle of ASM51 calling C51 function without parameters is explained and examples are given to verify the superiority and feasibility of this method. The article shows such a ...[Details]

As smart TVs, over-the-top (OTT) content services, and set-top boxes evolve into versatile digital media receivers, multiple content sources are being sourced using multiple audio codecs. Dolby MS12 ...[Details]

#include "stm32f10x.h"   /*RCC clock configuration*/ void RCC_config() {  ErrorStatus HSEStartUpStatus;   /* RCC registers are set to default configuration */ RCC_DeInit(); /* Turn on external h...[Details]

Mouser Electronics Launches Power Management Resources and Solutions to Provide Engineers with More Information April 12, 2022 – Mouser Electronics, a leading New Product Introduction (NPI) distrib...[Details]

This article introduces the working principle of a switch-type mobile phone charger in detail, which is very meaningful for beginners to understand the specific switching power supply circuit and char...[Details]

With sensors ranging in cost from $15 to $1, automakers wonder how many sensors are needed for a vehicle to be fully autonomous. These sensors are used to collect data about the surrounding environ...[Details]