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Stack allocation of local variables
Let's analyze how the C compiler handles the allocation of local variables. For this purpose, we first give the following program:
#vi test2.c
in...[Details]
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(1) In the AVR device manual, the fuse bit states are defined as programmed (Programmed) and unprogrammed (Unprogrammed). "Unprogrammed" means the fuse state is "1" (disabled); "Programmed" means the...[Details]
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On September 7, 2022, the second BOE Technology Salon was held at the BOE Technology Innovation Center.
This Technology Salon was themed on 8K ultra-high definition and in-vehicle technology....[Details]
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On October 20, at the 2021 Yunqi Conference, Jia Yangqing, Vice President of Alibaba Group and head of Alibaba Cloud Computing Platform Division, released "Ali Lingjie", which integrates Alibaba's ov...[Details]
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1. Dynamic digital tube principle: First, a schematic diagram: The digital tube is actually composed of multiple LEDs (the decimal point is also one), as shown in the picture above, an 8 plus a dec...[Details]
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1. Introduction
EEFL is the abbreviation of External Electrode Fluorescent Lamp. Its structural feature is that there is no electrode inside the lamp tube. In addition to the working gas...[Details]
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#define ROMADDRESS 0xA0
sfr IIC_CON = 0xA0;
sbit WP = IIC_CON^5;
sfr IIC_INTER = 0x90;
sbit SCL = IIC_INTER^6;
sbit SDA = IIC_INTER^7;
bit ack; /*acknowledge flag bit*/
void DelayMs(unsig...[Details]
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In recent years, the rapid development of computer technology, multimedia technology and data communication technology has promoted the application of digital video to become more and more extensiv...[Details]
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0 Introduction In electric drive systems and electric furnace control systems, thyristor (thyristor) components are now widely used as adjustable power supplies to supply power to motors or elec...[Details]
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According to the latest survey report from WitsView, a division of TrendForce, the total shipment of TV panels in the first quarter of 2019 was 70.024 million units, up 4.2% year-on-year. The first q...[Details]
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1. ARM processor exceptions and their corresponding modes
When an exception occurs, the ARM processor always switches to ARM state (not Thumb state). The Thumb instruction set does not contain...[Details]
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1-8. Dual-excitation transformer switching power supply
The so-called dual-excitation transformer switching power supply means that within one working cycle, the primary coil of the transf...[Details]
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Xiaomi Motors announced that its equity incentive plan has been approved by the extraordinary general meeting of shareholders. In the future, the upper limit of 1 billion shares will be used for inte...[Details]
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1. Before analyzing the startup code, let's talk about the storage structure of STM32: The picture above is from the CORTEX M3 Authoritative Guide The STM32F103RTB6 has 20k of SRAM, starting a...[Details]
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Industrial Personal Computer (IPC) is a computer system designed specifically for industrial environments, with the characteristics of high reliability, high stability, and high real-time performan...[Details]
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