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If there is a phase missing in the three-phase circuit, you need to check the motor control circuit from beginning to end with a multimeter to see where the problem lies and replace the component, ot...[Details]
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Introduction: Researchers at Rensselaer Polytechnic Institute in the United States have developed a special calcium ion material that provides a way to facilitate its insertion into battery electrode...[Details]
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According to THE ELEC, LG Electronics has been asked by the South Korean government to reconsider its plan to move its TV production line to Indonesia. LG Electronics said on the 20th of this month...[Details]
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1. Big-endian format: the high byte of the data is stored at a low address, and the low byte is stored at a high address;
Little-endian format: The low byte of the data is stored at a low addre...[Details]
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First time to do it. All are emulated by avr microcontroller ATMEGA16. There are 3 buttons to control the running light program and 1 microcontroller button for anti-interference. The left and right ...[Details]
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Universal Input Voltage Adapter Circuit : 12W, 12V, 1A, 85–265 VAC Input Flyback Power Supply Circuit
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The sales volume of new energy vehicles in China is steadily increasing. When many friends choose new energy vehicles, they always see that different brands use different types of batteries, includ...[Details]
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Huawei Mall announced the launch of a mobile phone memory upgrade service, with prices starting at 389 yuan. The "memory" Huawei refers to is not the memory for running apps, but what we often call...[Details]
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There are many chord control chips in the mobile phone market. The most popular ones are Yamaha from Japan, Winbond and Macronix from Taiwan, Vimicro and Zhiduowei from mainland China. Each company's ...[Details]
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What is the measurement method of a mechanical balance? Mechanical balance is a teaching instrument that is one of many types of balances and is widely used in many fields. Users need to understand th...[Details]
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Serial communication principle Computer Serial Communication Basics With the widespread application of multi-microcomputer systems and the popularization of computer network technology, the communica...[Details]
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Constant current PWM modulation of stepper motor driver is a technology that outputs constant current to the stepper motor to drive it to rotate. The principle of constant current PWM modulation is...[Details]
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National Semiconductor's LM3914 dot/bar display driver has been on the market for more than 20 years, but it remains popular among designers. The LM3914 can sense an analog voltage and display it ...[Details]
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1. Hardware Introduction:
(Using 5050LED 2W) The RGB three-color LED control pins are P1.2, P1.1, and P1.0 of the single-chip microcomputer. The positive pole of the LED is connected to the positi...[Details]
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1.0 The input and output pins of STM32 have the following 8 possible configurations: (4 inputs + 2 outputs + 2 multiplexed outputs)
1) Floating input_IN_FLOATING
2) With pull-up input_IPU
3) Inpu...[Details]
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