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1. This is a discrete convolution algorithm. Since digital images are represented in the form of discrete pixels, the essence of digital image processing is the processing of discrete numbers.2. The s...
I have read some posts online saying that priority grouping must be set when using STM32 interrupts. Recently, when I was looking at other people's code, I found that the grouping was not set, but the...
We know that when FreeRTOS is delayed and blocked, task switching will occur, looking for a higher priority task to execute, or executing an idle task. So in FreeRTOS, if the current task is blocked b...
[i=s] This post was last edited by Li Wenbin et al. on 2020-6-29 12:14 [/i] I want to learn microcontrollers from scratch. Can you recommend some books on C language?...
MSP430 interrupt priority and interrupt nestingThe interrupt priority of MSP430 is arranged according to the size of the vector where it is located. The higher the interrupt vector address, the higher...
S3C2440 clock setting time: In an embedded system, the crystal oscillator is like the heart. The crystal oscillator must be determined first, and the system clock must be set, so that the WDT, UART...[Details]
Farnell, a global distributor of electronic components and development services, announced that it will jointly organize the ThinkON Design Challenge with ON Semiconductor and the Hackster community ...[Details]
The 2019 IMT-2020 (5G) Summit, hosted by the IMT-2020 (5G) Promotion Group of the China Communications Standards Association (CCSA), was officially held in Beijing today. The two-day summit revolved ...[Details]
On July 30, the Dongxihu District People's Government of Wuhan City officially released the "Economic Operation Analysis of Investment and Construction in Dongxihu District in the First Half of the Y...[Details]
Sensors, as a cutting-edge technology of modern science and technology, are considered one of the three pillars of modern information technology and are also recognized as the most promising high-tec...[Details]
The author used the components at hand to make a video doorbell (see the attached picture for the circuit), which works well and is now introduced to audiophiles.
When switch K is off, it is a no...[Details]
For a long time in the past, the only gear shifting system in cars has been mechanical gear levers. However, with the rapid development of automotive electronic technology, especially the increasing ...[Details]
Let's talk about how to identify these things. The following are general situations, and some special situations are not included: 1. Color Resistors generally come in two colors, beige ones are ge...[Details]
Today, I spent a long time solving the MSP430 JTAG download problem.
Finally, it turned out to be a port mode problem. The default parallel port mode in my BIOS is SSP mode, but if you use JTAG, yo...[Details]
There are no more than four motivations for learning microcontrollers: one is to learn for hobbies, the other is to learn for professionalism, the third is to learn for a job, and the fourth is to be...[Details]
On November 10, the 29th China Integrated Circuit Design Industry 2023 Annual Conference and Guangzhou Integrated Circuit Industry Innovation and Development Summit Forum (ICCAD 2023) officially kick...[Details]
STM32F103RB has 4 IO ports (A~D), each IO port is controlled by 7 registers, they are:
Port configuration register (32 bits, two in total, CRL and CRH)
Data register (32 bits, two in t...[Details]
Flying drones have been a hot topic in recent years, from aerial photography in the beginning to drone lighting, drone ranging, drone New Year greetings, and all kinds of fancy things. Recently, Ko...[Details]
The essence of a transformer is to transfer energy, and it can achieve voltage increase or decrease. We can imagine a transformer as a water pump, which can transfer water from a low place to a high...[Details]
The main programming language of ABB industrial robots is RAPID (Robot Application Programming Interface for Development), which is a high-level programming language designed specifically for indus...[Details]