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STM32 RCC reset and clock configuration, I will ignore the reset first, learn the clock configuration first, and then learn it after the reset.
STM32 has multiple clock sources, namely
HSI:...[Details]
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The application query scan is used to write the keyboard program. Because the keys need to be debounced, the program becomes more complicated and lengthy (see the blog post "MSP430 and AT89C51 MC...[Details]
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In recent days, I have taken some time to study the internal Flash operation of STM32. Generally speaking, it is relatively simple. It should be noted that you should first understand the internal ad...[Details]
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PICC can implement the interrupt service routine in C language. The interrupt service routine has a special definition method: voidinterruptISR(void); The function name "ISR" can be changed to an...[Details]
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Virtual instruments are computer-based instruments. The close integration of computers and instruments is an important direction for the current development of instruments. Roughly speaking, there are...[Details]
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Rising prices for chips and the electronic devices they drive could continue into 2022 as TSMC, the world’s largest contract chipmaker, joins its competitors in announcing a fee hike. Semiconductor p...[Details]
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This is a PWM speed control program for DC motors with AT89C51 MCU. The program can be directly used in AT89C52, AT89S51, AT89S51, STC89C51, STC89C52 MCUs. The MCU crystal uses 11.0592M. The DC motor...[Details]
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void wwdg_init(void) { LPC_SC- PCLKSEL0 |= (3 0); //The frequency division is eight LPC_WDT- WDCLKSEL &= ~(3 0); LPC_WDT- WDCLKSEL |= (1 0); //Set wdt clock to apb LPC_WDT- WDCLKSEL |...[Details]
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When using the update interrupt of the STM32 timer, it is found that in some cases, an interrupt is immediately entered as long as the timer is turned on. To be precise, as long as the update in...[Details]
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1. What is embedded? 2. What knowledge is needed for embedded systems? Knowing these two points, it's easy! I started planning my study route. The basic theory of computers cannot be lost, so...[Details]
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As Asia's largest annual smart city exhibition, the 2019 Smart City Summit & Expo (SCSE) was held in Taipei, Taiwan. Smart transportation focuses on deepening services and adding value The trend of...[Details]
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The circuit diagram is as follows: Create a new project: Then use the project wizard to set up the project Project-》project wizard: Select chip: Set up the compiler: Select the file location:...[Details]
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With the rapid development of China's economy and the improvement of people's living standards, consumers' demand for products has gradually shifted to personalization and diversification. Changes in...[Details]
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Around 23:00 on the evening of July 3, the international standards organization 3GPP announced the freezing of the R16 standard , marking the completion of the first evolution version of the 5G stan...[Details]
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It has been a year since Emerson completed its acquisition of NI. NI customers may have this question:
What does Emerson's acquisition of NI mean?
How to continue ...[Details]
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