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This chapter explains the basic principles of configuring clock frequency OK, let's continue. This time, let's talk about the CPU's system clock. U-BOOT needs to configure the system clock during the...[Details]
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When repairing a circuit, it is often necessary to remove the integrated circuit from the printed circuit board. Since the integrated circuit has many pins and they are densely packed, it is difficul...[Details]
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1 Introduction
At present, logic analyzers, oscilloscopes and bus analyzers are generally used in the design and verification of ultra-high-density FPGAs. The signals are sent to the instruments thro...[Details]
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Qualcomm released its first quarter financial report for fiscal year 2020. The report showed that Qualcomm's net profit in the first quarter was US$925 million, a 13% decrease from US$1.068 billion i...[Details]
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A practical high-precision sawtooth generator is shown in Figure 5.3-40.
Figure 5.3-40A is a high-precision sawtooth generator circuit similar to the high-precision triangle wave gen...[Details]
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/**************************************************************************************** Simple menu program, eight buttons. Using AVR microcontroller. 2008/3/24--2008/3/29 The compiler is ICCAVR7....[Details]
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Experiment 1 Understanding of microwave measuring instruments and components
Experiment 1 Purpose
1. Understand the composition of microwave measurement system and the functions o...[Details]
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With the rapid development of medical technology, medical equipment is constantly being updated, and some high-precision and cutting-edge equipment are increasingly used in clinical practice. The req...[Details]
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System Diagram:
program:
#include at89x51.h
unsigned char code table ={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,
0x80,0x90};
unsigned char count;
unsigned char second,temp;
bit alarmflag;...[Details]
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With the widespread application of network and multimedia technologies, digital network video has developed rapidly. Especially in the field of monitoring, converting traditional analog video mon...[Details]
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According to financial reports, Huawei's 2019 Pollen Annual Meeting was officially held today. Huawei Consumer Business CEO Yu Chengdong attended the meeting and delivered a speech. Yu Chengdong sa...[Details]
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TITLE=//Subroutine 1: Data collection part//
Network 1
// // Initialize and collect analog input voltage signal//
LD SM0.0
MOVW AIW0, VW40
MOVW AIW8, VW50
MOVW AIW16, ...[Details]
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/* ********************************************************************************************************************************** * Name : STM8S HALT mode and AWU wake-up * Author : MingMing * Re...[Details]
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OB3353 is a cost-effective LED driver widely used in LCD monitors and LCD TV backlights. With the shortage of chips in the international market and the impact of external factors such as the epidem...[Details]
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In the existing automobile market, many brands and models are widely recognized for their excellent safety performance. These brands and models have performed well in safety technology, crash test ...[Details]
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