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On the evening of June 9, Ningbo Shanshan Co., Ltd. released a major asset purchase plan: it intends to acquire 70% of the equity of the holding company through capital increase at a base purchase pr...[Details]
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With the rapid development of space science and technology in my country in recent years, satellites, manned spacecraft and other spacecraft require higher control accuracy, reliability and longe...[Details]
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1602 driver written in AVR GCC #include avr/io.h #include stdio.h #include util/delay.h #include avr/iom64.h #include avr/pgmspace.h //header files to be added, define long data #define uint uns...[Details]
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Interrupts largely reflect the performance of a microcontroller. From this point of view, MSP430 does a very good job in interrupts, mainly by providing a very rich interrupt source, the basic ones a...[Details]
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Calista Redmond, CEO of microprocessor consortium RISC-V International, is a fan of the wild days of chip competition in the 1980s. "This is the biggest opportunity to transform the computing and...[Details]
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An LED can be used as a photosensor. A previous design idea gave a power-efficient switch that consumed almost no power. However, this structure could not be adjusted to switch according to the requir...[Details]
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At the debugging site, we often encounter a motor without a nameplate, but we really want to know the speed of the motor, we don’t have a tachometer, and we don’t want to take the effort to disassemb...[Details]
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The physical picture produced is as follows: The circuit schematic is as follows: Schematic 1. Introduction of the work Based on 51 single chip microcomputer, ultrasonic sensor is used to mea...[Details]
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Talking about semiconductor test equipment, first, let's take a look at the top 15 rankings of semiconductor equipment suppliers in 2006:
From the ranking, we can see that among the test equi...[Details]
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Modern communication systems based on software definition include Bluetooth, WiMAX, CDMA2000, ZigBee, GSM, EDGE, and RFID, and these wireless communication standards are maturing at an unprecedented...[Details]
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This application note discusses torque control and speed control in detail. In a speed controller, the speed (or velocity) of the motor is controlled. There is an element that can detect the speed,...[Details]
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1 Introduction
In order to prevent traffic accidents, when the intelligent detection device of the car detects danger ahead, it must send a warning message to the driver. The voice alarm c...[Details]
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An engineer in Shenzhen Futian Huaqiangbei who specializes in screen development and production needs to use an oscilloscope to measure a series of pulse signals when the Apple tablet computer iPad p...[Details]
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Below is the main program and there is also an include file. For the complete version, please go to http://www.51hei.com/bbs/dpj-20624-1.html to download
#include reg52.h
#...[Details]
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A servo electronic transformer is an electrical device used to convert input voltage into a specific voltage and current. It is widely used in industrial automation, power systems, and communicatio...[Details]