[size=4](1) Number systems: cardinality, decimal, binary, hexadecimal[/size] [size=4](2) Conversion between number systems: decimal to binary, binary to hexadecimal[/size] [size=4](3) Operations betwe...
I use external counter STM32 ETR to calculate frequency, measure 100K frequency, use timer 2 for 1S, timer three PD2 (TIM3_ETR) for counting, calculation formula f=n/t; the measured result is 9999 HZ,...
I would like an expert to explain how to use FPGA to implement the PCIE bus interface. I would like to briefly talk about the design ideas and implementation methods....
Xinhua News Agency, Xining, May 16 (Reporter Chen Jing, Qian Rong) The mobile submillimeter telescope (POST) developed by the Purple Mountain Observatory of the Chinese Academy of Sciences recently su...
I used the touch screen to act like the up, down, left, and right of a mouse, and two buttons to act like left and right clicks. I made something similar to the touchpad on my laptop, but it didn't wo...
I have been looking at the Ethernet module of 107 for a long time, but I still don't understand it. I would like to ask everyone, what is the difference between SMI MII RMII, and what are they used fo...
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]
Event: The company simultaneously released its 2017 annual report and the first quarter report of 2018. In 2017, the company achieved revenue of 8.886 billion yuan, a year-on-year increase of 48.01...[Details]
1. Principle 1. Infrared emission protocol There are many infrared communication protocols. This experiment uses the NEC protocol. This protocol uses PWM modulation and uses pulse width to represen...[Details]
The status of interrupts in developing embedded systems is absolutely unquestionable. In the era of C51 microcontrollers, there were only 5 interrupts, including 2 external interrupts, 2 timer/counte...[Details]
Using Systick timer to achieve delay 1. SysTick timer characteristics The SysTick timer is a 24-bit down counter, that is, when vlue is decremented to 0, an interrupt is triggered and the load va...[Details]
Today, under the guidance of a low-level expert, I learned how to configure the PWM module! Woof! First open the file configured last time, as follows: Then, we need to use TIM1 to set PWM: Then,...[Details]
Artificial Intelligence (AI) is undoubtedly the hottest topic in the technology industry in the past one or two years. In addition to the huge investments made by technology giants, financial and o...[Details]
Superconductors have physical properties such as zero resistance effect, Meissner effect and Josephson effect, which make them have broad application prospects and unparalleled advantages in many b...[Details]
With the large-scale development of the domestic household photovoltaic market and the improvement of component and inverter technology, the system cost has dropped significantly in the past year. The...[Details]
On May 8,
Google
I/O 2018 Developer Conference was held as scheduled in Mountain View, California. In the second year of the full promotion of the "AI first" strategy, artificial intelligen...[Details]
This is a "cooperation" that is related to the future development of China's semiconductor industry. Let's follow the embedded editor to learn more about the relevant content.
Last week, a...[Details]
If you do not use an external crystal on the STM32, the connection method of OSC_IN and OSC_OUT If you use the internal RC oscillator instead of an external crystal, please follow the following metho...[Details]
Assume that the crystal frequency of the microcontroller is 6MHz. It is required to use timer 1 in mode 0 to generate a continuous square wave pulse with a period of 500us, and output it from P1.0. T...[Details]
Recently, the National Development and Reform Commission announced that all foreign equity restrictions in the automobile industry will be lifted in the next five years. At the same time, as subsid...[Details]
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