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Figure 1 Figure II PWM is widely used, but different projects have special requirements for the output PWM. To meet these requirements, we need more experiments to verify. Next, we will describe ...[Details]
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Sometimes precise delay is required. For example, the 18B20 temperature sensor has very strict timing requirements and must be accurate to the microsecond level.
1. Use NOP function
In keil C51, ...[Details]
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DTMF signals were first used in telephone dialing systems, and are also widely used in frequency-coded remote control systems and data coding transmission. Most of the current DTMF decoders use gen...[Details]
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A previous full teardown by iFixit revealed that the camera modules on the iPhone 12 series cannot be swapped unless Apple's proprietary diagnostic tools are available. However, this appears to be ju...[Details]
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The chip used here is STM32F103, which uses interrupts to receive and send serial port data. Here we use the method of directly operating the registers. Using the library function is similar to this,...[Details]
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Nidec's 200kW "E-Axle" drive motor system is adopted in the first model of Geely Auto's high-end electric vehicle brand "Zeekr"
Geely Holding, a well-known Chinese automobile manufac...[Details]
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Preface
This chapter uses the Lumberg observer to perform sensorless control of permanent magnet synchronous motors. First, the principle of the Lumberg observer is analyzed, and then a full-o...[Details]
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The lab is about to close, so I made the STM32 development board I always wanted to make, and also made the 2.4-inch TFT adapter board and added a touch screen. I uploaded my information here. I ho...[Details]
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Recently, French Finance Minister Agnes Runacher and STMicroelectronics CEO Jean-Marc Chéry visited Singapore together to inspect STMicroelectronics' newly established Fab in Singapore. ST officia...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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AVR microcontroller is a series of microcontrollers launched by Atmel. Due to the high integration of this series of microcontrollers, its software/hardware design has become more concise. This art...[Details]
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Tramway News: We must build the car well and never let down everyone’s expectations! On March 5, Lei Jun, as a representative of the National People's Congress, said at the plenary meeting of th...[Details]
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5 types of work Normal mode WGM1 = 0 is similar to the normal mode of 51, with TOV1 overflow interrupt flag, which occurs when MAX (0xFFFF) 1. Use the internal counting clock for ICP capture input ...[Details]
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According to foreign media reports, the National Highway Traffic Safety Administration (NHTSA) said on February 15 that vehicles on American roads will be able to use an advanced headlight system cal...[Details]
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With the development of electronic technology and motor control technology, the research on Electronic Power Steering (
EPS
) system has made great progress. At present, automobile elec...[Details]