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This is a detailed step-by-step tutorial that teaches you how to make a zero-programming, USB-powered LED matrix. The DIY uses colorful LEDs that automatically change colors without an external signa...[Details]
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NVIC_InitStructure.NVIC_IRQChannel = TIM2_IRQChannel;
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0; //Specify preemptive priority level 1
NVIC_InitStructure.NVIC_IRQChannelSubPrior...[Details]
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All timers are similar, they just count, set the overflow flag, and generate an interrupt if interrupts are enabled. Speaking of interrupts, the interrupt vector table of the STM8S105 is as follows
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With rapid advances in density and cost, Moore's Law for digital logic and DRAM is almost expiring. But this is not the case in the field of NAND flash memory. Unlike other products in the semiconduc...[Details]
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Information security requirements
This chapter mainly introduces the information security requirements from four aspects: hardware security, system security, communication security, an...[Details]
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What is "LED double-sided flip"?
"LED two-sided flip" is also called LED flip screen or LED three-sided flip. It is a high-end outdoor advertising media that combines LED full-color screen and...[Details]
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According to Bloomberg's Mark Gurman, Apple is preparing to launch the third-generation AirPods this year and plans to release the second-generation AirPods Pro next year. Based on previous leaks a...[Details]
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On December 7, ArcherMind Technology announced that it received government subsidies of approximately RMB 11.19 million, a total amount that reached the previous session. The audited net profit attri...[Details]
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How to assign a variable to a specific address Example: unsigned char temp_A@0x00; //define unsigned variable temp_A and force its address to be 0x00 unsigned char temp_B@0x100; //define unsign...[Details]
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The index rebounded in the afternoon, and the Shanghai Composite Index regained 3,400 points, and finally closed up 0.4% at 3,441.85 points; the Shenzhen Component Index rose 0.35% to 13,966.79 point...[Details]
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Commonly used programming methods are: 1. Use parallel port tools to program: wiring (refer to Baiwen.com JZ2440V2 development board user manual), use oflash to program (the speed is relatively slow)...[Details]
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According to DigiTimes, Apple will release a new MacBook Air in the second half of 2022, which is the same timing as previously predicted by Bloomberg's Mark Gurman. Rumor has it that the new...[Details]
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1. In the TN-CS system, if the detection circuit is between the PEN line and the L line of the TN-C section, the leakage on the PE line of the TN-S section will cause the leakage circuit breaker to re...[Details]
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The 8th China Information Technology Expo (CITE2020) will be held at the Shenzhen Convention and Exhibition Center from August 14 to 16, 2020. This exhibition focuses on industry hotspots and has set...[Details]
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In the process of automation project development, the processing of analog quantity is a common application scenario. Such as temperature measurement, pressure measurement, liquid level measurement...[Details]