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Since the official release of iOS 14 last week, Apple has stopped signature verification for iOS 13.7, which means that it is no longer possible to downgrade to iOS 13 after upgrading to iOS 14. Ap...[Details]
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The three-phase relay protection tester is a new type of miniaturized microcomputer relay protection tester based on the "Technical Conditions for Microcomputer Relay Protection Test Devices" issued ...[Details]
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//Serial timing
#include reg51.h
sbit ad9850_fq_up =P1^1; //Connect to the fq_up pin of ad9850
sbit ad9850_bit_data = P1^2; //Connect to D7 pin of ad9850
sbit ad9850_w_clk =P1^3; //Connect to the w...[Details]
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This article compares traditional dynamic speakers, analyzes the characteristics of new ceramic piezoelectric speakers and the requirements for the required audio power amplifier, compares and analyze...[Details]
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1 Introduction
Compared with microstrip transmission lines, coplanar waveguide transmission lines have lower radiation leakage and smaller distributed parameters, and are becoming more and more com...[Details]
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According to Nikkei Asia Review, people familiar with the matter revealed that the successor to Apple's M1 chip has entered mass production this month. People familiar with the matter said that the ...[Details]
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What does rail-to-rail operational amplifier mean?
Operational amplifiers (often referred to as "op amps") are widely used circuit units with ultra-high magnification. They can be composed of discr...[Details]
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introduction
Currently, many fields increasingly require high-precision A/D conversion and real-time processing functions. At the same time, market requirements for supporting more complex displ...[Details]
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From May 29 to 31, 2024, the highly anticipated "14th China International Summit and the 10th Capek Award Ceremony" was held in Wuhu, Anhui. As a global leader in service robots, Purdue Robotic...[Details]
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What is vehicle testing?
In-vehicle testing refers to the process of testing and diagnosing vehicles and their related systems in the automotive field. It is a systematic testing method design...[Details]
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According to foreign media reports, Austrian technology company Miba has developed a battery cooling system for electric vehicles that can adapt to the shape of the battery, opening up new paths for...[Details]
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Sina Digital News on the morning of May 5th, the U.S. Securities and Exchange Commission (SEC) announced today that it has filed a lawsuit against GT Advanced Technologies (hereinafter referr...[Details]
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"No need to guess, Huawei will definitely be number one this year!"
I wonder how Sungrow, which has long been the leader in domestic photovoltaic inverters, feels when it hears similar argumen...[Details]
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1. Application significance of ASI interface
With the rapid development of digital television technology, a large part of the production and design of TV programs has been digitally proces...[Details]
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Soft starters and frequency converters are two different electrical devices that have different characteristics and performance when starting motors. This article will introduce the starting torque...[Details]
Analog electronics
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