Xiuxiu received the NXP prize starry sky perpetual calendar from EEWORLD. She won the prize by answering questions in EEWORLD. It was originally a computer inner sleeve bag, but it was replaced with t...
UCSCTL4 |= SELA_2; // ACLK=REFO,SMCLK=DCO,MCLK=DCO Isn't this code just the function of ACLK=REFO? How are the latter two implemented? Aren't they all XT1 by default?...
Usually, in a single-chip computer system that uses a thermistor, the thermistor is connected in series with a fixed resistor. So how is the resistance of this fixed resistor determined? Please discus...
[p=20, null, left][color=rgb(51, 51, 51)]Diode is also called crystal diode, or diode for short. In addition, there is also the early vacuum electron diode; it is an electronic device with unidirectio...
I am trying to use multiple sine waves to generate an irregular waveform. The amplitude, frequency and initial phase of each sine wave are randomly generated. However, I found that no matter what ampl...
I have never done this, and I am not very familiar with hardware. Now I am looking at the interface part. Some drivers also have DMA processing. I wonder if I should look at it?...
1. Function prototype In the function library officially provided by STM32, you can find functions like HAL_Delay(). This function uses a timer to achieve a more accurate time delay and provides it...[Details]
When Amazon launched its first
cloud computing
service, the outside world was not optimistic about this direction, as it had high investment, low profits and many uncertainties. Let's follo...[Details]
China Energy Storage Network:
Blockchain + finance, blockchain + environmental protection, blockchain + insurance, even a roadside fried chicken shop is using the banner of blockchain + fried...[Details]
stm32cubeMX graphical configuration content STM32CubeMX is part of the original STMCube initiative from st microelectronics, and STM32Cube includes STM32CubeMX. STM32CubeMX is a graphical software co...[Details]
This is my first time writing an STM32 program. I have many questions to ask. I want to convert the data of the SO of MAX6675 into the actual temperature and read it out using the serial port tool. I...[Details]
At present, in the world,
the construction of
smart cities
is in the process of gradually landing from concept, and technology giants and investment giants are important participants in this...[Details]
With the development of the automobile industry, more and more automotive electronic components are being used in modern cars, providing better safety, comfort and economy for cars. In the past, cars...[Details]
What are your expectations and ideas
for
the future of
Xiaomi Mi Band
?
Xiaomi Mi Band’s
official Weibo shared many netizens’ thoughts on
the future direction and functions
of Xiao...[Details]
Photovoltaic inverters are the core equipment of photovoltaic systems. Their main function is to convert the direct current generated by photovoltaic modules into alternating current that meets the...[Details]
In mid-to-late 2016, a girl from Hubei came to Beijing alone, full of curiosity about
cloud computing
. The girl left the deepest impression on me was her lovely smile. She told me that if ...[Details]
1. Function and purpose There are two pins BOOT0 and BOOT1 on each STM32 chip. The level status of these two pins when the chip is reset determines which area the program starts from after th...[Details]
Internal channels of ADC: In addition to using external channels to collect external analog voltage signals, the ADC of STM32 also has two internal channels 16 and 17. Channel 16 is connected to ...[Details]
DMA: 1. When using DAC, when the converted analog signal is output through the IO port, why is the IO port also configured to input mode? PS: The stm32 manual defines that PA4 and PA5 are connected...[Details]
How to convert the pin voltage value into V using the built-in ADC of STM32? V(ADC) = Value(ADC) * V(ref)/4096 (The ADC of STM32 is 12 bits, so the maximum value of the AD word is 4096)
Where V(ADC...[Details]