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In Keil's project settings, you need to change the macro definition according to the selected microcontroller. If the macro definition is not changed after the program is transplanted, an error may s...[Details]
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pIC16c54 alarm sound program #include“pic.h” #definebeep_outRA2 //Sound output chartmr_buff; charcycle_buff; charcycle_set; intchange_set; intchange_count; bitchange_flag; voidmain(void) {TRISA=0X...[Details]
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Where is the kernel defined in the boot parameter bootcmd=nand read.jffs2 0x30007FC0 kernel; bootm 0x30007FC0, and why can it be directly referenced? Thinking about this problem finally led to the ...[Details]
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Washington, D.C. (DC) has introduced a measure that allows delivery drivers vying for parking spaces on the streets to reserve curbside parking spaces in advance to prevent double-parked vehicles fro...[Details]
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The annual Arm TechCon developer conference is about to be held, and Arm staff wrote a blog to review some of the highlights of Arm TechCon in the past 15 years. In October 2004, the first Arm TechC...[Details]
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The external structure of the microcontroller:
1. DIP40 dual in-line socket;
2. P0, P1, P2, P3 four 8-bit quasi-bidirectional I/O pins; (When used as I/O input, high level must be output f...[Details]
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Lithium-ion batteries have become the preferred energy source (power source) for laptops and handheld systems. As the demand for power from CPUs, displays, and DVD drives continues to grow, high-en...[Details]
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1. Introduction to LED resources 1. GPIO corresponding to LED (pulled up) LED1 nLED1 GPB5 LED2 nLED2 GPB6 LED3 nLED3 GPB7 LED4 nLED4 GPB8 2. Hardware circuit 2. D...[Details]
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English abbreviation ROM. The data stored in ROM is generally written in advance before being installed in the whole machine. It can only be read out during the operation of the whole machine, and ...[Details]
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Recently, at the "100G Haichen 100 Billion Core Light" Haichen Energy Storage "New Manufacturing" release and strategic cooperation signing ceremony, Haichen Energy Storage held a major signing cer...[Details]
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The Power Management Bus standard is the next phase of development for fully digital control and management of power supply systems. The use of the Power Management Bus and Power Management B...[Details]
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Eight-bit running light program The microcontroller source program is as follows: #include iom16v.h #define uint unsigned int #define uchar unsigned char void Delay_ms(uint k) { uint i,...[Details]
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On April 19, the Guizhou Provincial Government Information Office held a press conference on the "2023 Guizhou Quality Development Status Report". Mao Xufeng, director of the Raw Materials Industry De...[Details]
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The full name of PFC is "Power Factor Correction", which means "power factor correction". The power factor refers to the relationship between effective power and total power consumption (apparent pow...[Details]
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The Zhijie brand has started delivering the R7 sport utility vehicle (SUV) in China. Zhijie is a luxury brand under Chery Automobile, but Huawei Technologies Co., Ltd. played an important role in t...[Details]