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Manually assemble the following program machine code and analyze the execution function of the program segment. CLR A MOV R2, A MOV R7, #4 LOOP: CLR C MOV A, R0 RLC...[Details]
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It is required to use timer/counter 1 for timing, with a timing of 1 second; timer/counter 0 for counter, and the external pulse to be counted is connected from P3.4 (T0). The microcontroller will co...[Details]
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Circuit: Using AT89S52 single chip microcomputer. P3.0 to P3.3 are connected to four external buttons. P3.4 to P3.7 are the bit selection ports for controlling the four digital tubes, and P1 is the s...[Details]
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#include #include #define uchar unsigned char #define uint unsigned int uchar int_flag; uint qian,bai,shi,ge; uint i; float distance; // Alphanumeric LCD Module functions #asm .equ __lcd_port...[Details]
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:For medium and large-scale domestic photovoltaic power stations, inverters generally go through an open bidding process. Due to the high technical content of power station design, it is necessary ...[Details]
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Shanghai, China, January 26, 2018 - In the era of entertainment, 4K high-definition entertainment content is highly sought after. More and more people are willing to watch travel images, children's c...[Details]
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In many programming occasions, we often use time delay subroutines. Next, we will introduce a delay subroutine that can control the delay time. The following is a program that uses the development t...[Details]
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Regulations and standards are yet to be improved, the public does not pay enough attention to security issues, enterprises strictly control production costs, and have relatively weak security awarene...[Details]
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On the 19th, Micron announced its first quarter financial report for the 2018 fiscal year (starting from September 1, 2017). The revenue for the first quarter ended at the end of November was $6.8 ...[Details]
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In the blink of an eye, it is already mid-December, and another week is coming to an end. What exciting content is worth paying attention to in
the
3D printing
industry this week? The editor...[Details]
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NVIC: Among the 92 interrupts of STM32F40xx/STM32F41xx, there are 10 core interrupts and 82 maskable interrupts, with 16 levels of programmable interrupt priority, and we often use these 82 maska...[Details]
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Can Bluetooth
Mesh
break through the bottleneck of IoT development? Let’s learn more about it with the network communication editor.
Mesh
networking
has finally been off...[Details]
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In low-voltage power reactive power compensation , the characteristic of single-chip microcomputer control technology is that it changes the manual switching method and realizes the automatic ...[Details]
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leds.bin:crt0.S leds.c arm-linux-gcc -g -c -o crt0.o crt0.S arm-linux-gcc -g -c -o leds.o leds.c arm-linux-ld -Ttext 0x00000000 -g crt0.o leds.o -o leds_elf arm-linux-objcopy -O bi...[Details]
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As a modern electronic media, dot matrix LED display screen has the characteristics of flexible display area (can be divided and assembled arbitrarily), high brightness, long life, digitization, real...[Details]
stm32/stm8
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