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SD card has two optional communication protocols: SD mode and SPI mode. In order to simplify the circuit and program, SPI mode is selected. ZC09's SD is connected to STM32 through SPI1. Because STM32...[Details]
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The parallel operation and proportional operation of frequency converters are mostly used in the control of conveyor belts and assembly lines.
The following mainly introduces the parallel oper...[Details]
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This article shares the debugging experience of foc motor control algorithm, targeting the scenario of transplanting a set of motor control software to a new control board.
The specific ...[Details]
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The basic principle of the self-excited feedback switching power supply is shown in the figure. When the input voltage is applied, the current flows to the base of the switch tube VTl through Rg,...[Details]
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From India to the United States, automakers around the world are facing a serious problem-they can no longer produce cars . It's not that no one wants cars , but the shortage of chip supply has caugh...[Details]
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On October 20, at the 2021 Yunqi Conference, Alibaba Cloud announced a major upgrade of its self-developed cloud-native relational database PolarDB, realizing innovative functions such as memory pool...[Details]
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Go to the touch library file "/usr/local/tslib" made by Xunwei. Xunwei has compiled the touch function into the library file of Qt/E4.7.1. The development board can support touch and mouse functi...[Details]
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In order to summarize the learning experience of PIC16F616 microcontroller some time ago and facilitate communication, I wrote this article about the learning experience of PIC microcontroller, which...[Details]
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In the past few years, RFID technology has been continuously developing. RFID has evolved from a specific application in the past to a technology widely used by logistics companies, for example, to re...[Details]
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//Serial digital tube displays temperature value
// Chip ATMEGA16L
// Clock 4MHz Internal
// DS18B20 data line is a bidirectional bus, using one IO port
// DS18B20 data line, the output is not di...[Details]
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The 82nd China Electronics Fair (CEF) has come to a perfect end. During the exhibition, many hot product technologies, such as smart wearable devices, new energy, and green manufacturing, left a deep...[Details]
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China has a vast territory and various natural disasters occur frequently. The gasoline generators commonly used in emergency power supply equipment for disaster relief and emergency response are r...[Details]
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Governments around the world have provided regulatory pressure to use electric motors more efficiently. First came the Environmental Protection Act of 1992, which mandated motor efficiency standards, ...[Details]
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According to Hankyung reports, Samsung Semiconductor held a speech at KAIST (Korea Institute of Science and Technology) earlier today. Kye Hyun Kyung, President of Samsung Equipment Solutions Divisio...[Details]
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In the instrument we designed, we used PIC series microcontrollers and encountered the problem of floating point operation. After consulting the relevant information, we found that the format of its f...[Details]
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