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Overview
Currently, many portable consumer electronic products, such as mobile phones, PDAs, MP3 players, and notebooks, are equipped with display screens. Although different applications ...[Details]
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a brief introdction According to the previous knowledge points, I came step by step and realized the operation of lvgl on HLK801. It is quite gratifying that I did not encounter any pitfalls that mad...[Details]
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1. Familiar with the clock system of MSP430 2. Operate GPIO // Clock defaults // FLL clock FLL select XT1 // Auxiliary clock ACLK selects XT1 32768Hz // Main system clock MCLK selection ...[Details]
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Australia has taken the lead in banning the use of incandescent lamps, which has opened the prelude to the large-scale popularization of LED lamps. In addition, as EU countries, Japan, Canada and o...[Details]
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introduction
With the rapid development of communication technology, electrical signals are becoming more and more complex and transient. Developers have put forward higher and higher requirement...[Details]
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1. Overview of turbine flowmeter The price of imported turbine flowmeters is several times that of domestic flowmeters. In fact, the measurement principle of turbine flowmeters is based on the flow o...[Details]
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/PRNewswire/ -- Suzhou Shiguang Core Technology Co., Ltd. (hereinafter referred to as "Shiguang") recently announced the completion of Pre-A round of financing. This round of financing was led by BV ...[Details]
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There are many kinds of electronic components. When equipment fails, it is mostly caused by the failure or damage of electronic components. At this time, it is particularly important to correctly d...[Details]
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void INT0()interrupt 0 using 1
{....
.....
}
interrupt 0 indicates external interrupt 0;
interrupt 1 indicates timer interrupt 0;
interrupt 2 indicates external interrupt 1;
interrupt 3 indica...[Details]
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1. Overview
Closed-circuit television monitoring systems are increasingly gaining widespread attention and application, and the types and grades of its products are also increasing. According to ...[Details]
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WPG Holdings, a leading semiconductor component distributor dedicated to the Asia-Pacific market, announced that its subsidiary Youshang has launched a Bluetooth tube machine audio solution based on ...[Details]
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Look up the schematic diagram of the mini2440 and find the schematic diagram of the LED part:
Then find the pins of the S3C2440 to which nLED_1 to nLED_4 are connected respectively:
...[Details]
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I saw in the manual that during and after reset, the I/O port is a floating input.
After reset, it is the value of ODR. And the value of ODR after reset is 0. So it means it is low level after reset,...[Details]
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According to the official introduction of AnTuTu, the AnTuTu running score of Honor 9X mobile phone was exposed, and the running score of 6GB+128GB version was 219809 points. It is understoo...[Details]
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According to the charging method of electric vehicles, charging piles can be divided into two categories: AC charging piles and DC charging piles. DC charging piles have the ability to charge batte...[Details]
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