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Where there are people, there are rivers and lakes. In the rivers and lakes of mobile phone input methods, there are also two factions. One is the nine-square grid input method, and the other i...[Details]
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On July 6, the GEM IPO of Litong Technology Co., Ltd. ("Litong Technology") was accepted. The company plans to publicly issue no more than 22,533,400 shares on the Shenzhen Stock Exchange and raise 5...[Details]
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When measuring insulation resistance, pay attention to the following points: (I) Before the test, remove the resistance of the cable under test and all external connections, and ground it to discharg...[Details]
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A general passive harmonic filter uses an LC trap circuit, which is connected in parallel on the line to provide a low impedance path for the harmonic current, as shown in Figure 1.
Figure 1 Tr...[Details]
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Core Algorithm:
unsigned char Trg;
unsigned char Cont;
void KeyRead( void )
{
unsigned char ReadData = PINB^0xff; // 1
Trg = ReadData & (ReadData ^ Cont); // 2
Cont ...[Details]
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According to The Verge, Google's Fuchsia operating system has always been mysterious, but at this I/O developer conference, Hiroshi Lockheimer, head of the company's Android and Chrome browser, final...[Details]
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The 567 is a general purpose tone decoder that provides a saturated transistor to ground switch
when the input signal is within the passband
.
The circuit
consists of I and Q detecto...[Details]
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Introduction: This article mainly introduces the 122x32 LCD 1520 controller driver (C51). #include "reg51.h" #include "intrins.h" #include "absacc.h" #include ".incASCII816.h" //Standard ASCII ...[Details]
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Use stm32cubemx to configure the peripherals, the code uses the HAL stm32f1 v1.3.1 library. The stm32l152c development board is used, and the clock frequency is 32MHZ. Here, there is no config...[Details]
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Recently, MediaTek officially released the long-awaited "true octa-core" processor MT6592. According to MediaTek's official announcement, in AnTuTu, MT6592 1.7GHz can reach a maximum score of 29415, ...[Details]
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International Online News (Reporter Zhu Wanling): On March 29, the Global Energy Interconnection Development Cooperation Organization was established for the fourth anniversary. At a webinar held b...[Details]
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Development environment: Ubuntu 16.04 64bit Linux kernel version: linux-2.6.32.2 1. Write mini2440_leds.c In the /linux-2.6.32.2/drivers/char directory, write mini2440_leds.c. The code is as follow...[Details]
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November 18, 2024 -
Mouser Electronics, an authorized global distributor of electronic components and industrial automation products focusing on the introduction of new products, now offers the...[Details]
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Through the development of a monitoring system, the principles and basic methods that should be followed when modifying an unfamiliar microcomputer system are explained, and the usage of the dual-p...[Details]
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Abstract: To ensure correct operation, most microprocessor-based systems require supervision during power-up and power-down, and when entering or exiting shutdown or sleep mode. The supervisor ma...[Details]
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