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#include reg52.h
#define uint unsigned int
#define uchar unsigned char
sbit rd=P3^7;
sbit wr=P3^6;
sbit cs0=P3^5;
sbit hc=P3^4;
void delay(uint);
void format0804();
void display(uchar aa);
un...[Details]
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According to the United Nations Department of Economic and Social Affairs, by 2050, two-thirds of the world's population will live in cities. With the rapid advancement of urbanization, people can us...[Details]
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Stepper Motor Control Method
The control methods of stepper motors can be divided into the following categories:
Single-step control method: By controlling each step of the motor's moveme...[Details]
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Solution:
• Spread out the output current pulses at the same time
• The PCB should be 4 layers or more, and the traces should be as short as possible.
• VLED and VC...[Details]
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On May 20, according to Qichacha, Beijing Times Power Battery Co., Ltd. was established recently, with Meng Xiangfeng as the legal representative, a registered capital of RMB 1 billion, and a busin...[Details]
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The epidemic situation in Taiwan, China remains severe. A cluster infection has broken out at the Miaoli Technology Factory. Confirmed cases have appeared in semiconductor manufacturers such as King ...[Details]
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On November 13, Qi Caijuan, an employee of Ningxia Electric Power Research Institute, stepped up communication and cooperation with State Grid E-Commerce Company and State Grid Energy Institute to ...[Details]
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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]
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Recently, after more than five months of construction, the Zhanhuang Energy Storage Power Station, a civil engineering project of the Qinghai Huadian Haixi Togeruoge 259,000 kW x 4-hour energy stor...[Details]
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It is August now, and the mobile phone market, which has been quiet for several months, is about to enter a lively period. According to the promotion rhythm of different manufacturers, a batch of mob...[Details]
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On December 2-3, 2021, Dassault Systèmes held the "New Manufacturing and New Economy-2021 Dassault Systèmes Integration and Innovation Summit Forum" in Shenzhen. The forum aims to explore the deep in...[Details]
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Contents The invention relates to the field of ultrasonic flow meter measurement, and in particular to an accurate measurement method of an ultrasonic flow meter using a time difference method. Bac...[Details]
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PCB Diagram
Hardware testing procedure:
/************ STM8S103F learning ******************************/
/*Chip model: STM8S103F2PB6 */
/*Fun...[Details]
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1. Server Classification
The main load of the data center is the server. As servers have developed to this day, servers that adapt to various functions and environments continue to appear, and...[Details]
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introduction
CMMB (China Mobile Multimedia Broadcasting) is China's first mobile broadcasting and television standard with independent intellectual property rights for mobile terminals. It is a...[Details]
Power technology
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