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The interrupt controller in S3C2440A accepts requests from 60 interrupt sources. These interrupt sources are provided by internal peripherals such as DMA controller,
UART, IIC, etc. Among these...[Details]
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Technology giants such as Amazon, Google, Apple, and Microsoft have already launched virtual assistants based on artificial intelligence technology, such as Alexa, Google Assistant, Siri, and Cortana...[Details]
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Changdian Technology released a plan for the private placement of A-shares in 2020, stating that the company plans to raise a total amount of no more than 5 billion yuan (including 5 billion yuan). T...[Details]
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The grid uses the Internet to connect various geographically widely distributed resources (computing resources, storage resources, software resources, data resources, information resources, etc.) i...[Details]
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I spent a whole morning studying and wrote a program. It is small but complete. I hope that people who are learning this can spend less time searching for information and master it faster.
#include r...[Details]
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Recently, at the 2019 Machinery Industry Think Tank Conference, Xue Yiping, executive vice president of the China Machinery Industry Federation, said that the operation of the machinery industry this...[Details]
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The screen controller uses the SED1565 series
LCD pin
pin1 Temp sensor 47k (at 25C)
pin2 _CS
pin3 Speaker_p
pin4 D/_C
pin5 SCLK (max. 3.2MHz at Vlogic=+2.8V)
pin6 Speaker_n
pin7 On/Off
pin8 ...[Details]
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introduction
Smartphones contain many energy-consuming devices, such as MP3, MPEG-4, Wi-Fi, digital cameras, 3D games, etc. Under the premise that the battery capacity of mobile phones has not...[Details]
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In C and C++, the pointer of a one-dimensional array is the starting address of the array (that is, the address of the first element), and the standard document stipulates that the array name repres...[Details]
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(Image source: Nanoflowcell official website) According to foreign media reports, Swiss experimental car manufacturer Nanoflowcell announced that its prototype test sports car Quantino 48V has ac...[Details]
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The recent price reduction of upstream silicon materials in the photovoltaic industry has led to a price reduction of main materials such as silicon wafers and battery cells in the photovoltaic ind...[Details]
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Theverge reported that the Samsung Galaxy Fold has been launched in the United States for sale at a price of $1,980. Samsung said that users who purchase the Galaxy Fold before December 31, 2019 ca...[Details]
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With the development of IT technology, multimedia teaching has been widely used in schools. However, traditional multimedia teaching has shortcomings such as weak interactivity, which is not conduc...[Details]
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This article is a bit long. If someone wants to learn STM8 SPI through my blog, it would be my honor. First of all, I want to talk about the outline first, so that everyone has a better understandi...[Details]
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It is a common problem that the voltage is too low when the motor starts, which will cause difficulty in starting the motor, reduce efficiency and even damage the motor. In order to solve this prob...[Details]
Analogue and Mixed Signal
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