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On May 16, in response to
the public opinion storm caused by
Lenovo's
"
5G
voting" incident,
Lenovo
Holdings Chairman and
Lenovo
Group Founder Liu Chuanzhi, Lenovo Gr...[Details]
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In 1949, after three years of civil war, the Nationalist government was defeated and retreated to Taiwan. The political and academic circles launched a large-scale reflection on why they failed in ...[Details]
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The code for using timer 0 to implement a running light in a 51 MCU is as follows. The LED light is connected to port P1. The code is annotated below, so I won't explain it in detail. My English is n...[Details]
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#include avr/io.h #include util/delay.h #include avr/interrupt.h //Interrupt function header file //Function declaration void Port_Init(void); //Port initialization configuration void Comp...[Details]
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;The chip is EM78P153 ;P64, P65 are connected to the crystal oscillator, the oscillation mode is 4MHz crystal oscillator ; Watchdog off, instruction cycle is 2 CLOCK, P63 is reset pin ;**************...[Details]
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HT47 Buzzer Application include ht47c20.inc data .section 'data' count1 db ? count2 db ? ;**************************** code .section at 0 'code' org 00h jmp start ;**************************** o...[Details]
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Ht47AD converter application include ht47c20.inc data .section 'data' Rs equ 0064h n db ? count db ? kh db ? kl db ? th db ? tl db ? int_count db ? ;---------------------------- code .section at 0 ...[Details]
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Analysis of AVR's IO port characteristics:
Analyze the IO pin Pxn. Only when DDRxn is 1, the controllable unidirectional switch will work, and the value of PORTxn can be sent ...[Details]
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10 years ago, I still remember when I was learning to drive, the coach car was a pickup truck. It seemed that except for the radio on the center console, everything else was mechanical. The coach tau...[Details]
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After learning how to read and write blocks, I was ready to create a file system. I had never touched this before, so I was confused. However, after seeing the source code of fat, I was quite confide...[Details]
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Because we need to save the waybill number, but we don't want to use a string to save it, we use the uint_64_t type to save the data. When transmitting, we need to convert it into a byte array. Using...[Details]
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Nowadays, everyone's leisure and entertainment are basically inseparable from music, but do you know the various interface plugs of music equipment? Today I will lead you to become familiar with va...[Details]
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Among the many features of high-end TVs this year, the most attractive one is undoubtedly HDR display technology. The 4K ultra-high-definition screen, which has been popular in the past two years, ...[Details]
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1 Development Environment Host: Windows + VMware + Ubuntu16.04 Development board: Mini2440 Serial port tool: kermit (installed in Ubuntu 16.04, see " Install Kermit in Ubuntu 16.04 ") 2 U...[Details]
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Whether it is a single-chip microcomputer or some other electronic devices we use in daily life, they can be divided into commercial grade and industrial grade according to the constraints of usage c...[Details]