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The I/O port of the AVR microcontroller is a bidirectional port. It has the following characteristics:
AVR IO has multiple IO modes:
1 High impedance state, mostly used for high impedance analog...[Details]
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We have to admit that traditional oil vehicles are slowly being phased out. In the future, new energy vehicles will definitely dominate the world. The new energy vehicle industry will make great st...[Details]
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1 Introduction With the accelerated development of my country's transportation infrastructure construction, traffic volume is growing rapidly, followed by road congestion and air pollution. and the h...[Details]
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1. Cause of the problem
Recently, several customers reported that the USB Mass Storage routine of the STM3210E development board had some problems. The team leader assigned me to debug. The Mas...[Details]
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Instructions: 1. Assembly: Take out the leak detector host and the test probe handle and connect them, then press the power button on the host panel to turn on the device. 2. Power on: After powe...[Details]
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On the afternoon of February 19, third-party disassembly organization iFixit released a disassembly video of the Samsung Galaxy Z Flip folding screen mobile phone, which showed the special struct...[Details]
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Assuming you have learned the static display of digital tubes, we know that six digital tubes can only display the same symbol at the same time. It is common to see several digital tubes that...[Details]
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Today, Redmi preheats the Redmi K30S Extreme Edition. The official emphasized that the Redmi K30S Extreme Edition not only has the Snapdragon 865 flagship processor, but also has LPDDR5 memor...[Details]
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The latest report from market research firm Jon Peddie Research shows that global GPU shipments reached 119 million units in the first quarter of 2021, a year-on-year increase of 38.78% and a slight ...[Details]
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According to the Economic Daily, the Sino-US trade war and the new coronavirus epidemic have dealt a double blow, accelerating the reshuffle of the two major mobile phone supply chains of Apple and S...[Details]
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The ATmega32 has two fuse bytes. Table 105 - Table 106 briefly describes the functions of all fuses and how they are mapped to the fuse bytes. If the fuse is programmed then the read return value is ...[Details]
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Many people don't know that in the daily production process of power transformers, the choice of materials determines the quality of the transformer. We should not only look at the low price, but i...[Details]
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The oscilloscope can measure the volt-ampere characteristic curve. However, because the oscilloscope cannot directly measure current, it is necessary to connect a small resistor in series with the ci...[Details]
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Recently, fingerprint recognition under LCD screens has become a hot topic in the mobile phone industry. Fingerprints are currently the most widely used method for secure unlocking and payment ...[Details]
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In the last EV Focus column, we talked about why electric vehicles need to use 800V, and also roughly understood the relationship between SiC and 800V. In this issue, we will zoom in and talk about...[Details]
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