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A few days ago, I saw an SD bootloader on the Internet, but it required points to download. So I thought about writing a simple SD card bootloader myself, which is actually the IAP function of STM32....[Details]
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Only use mdev to create device files. . . . . 1. For the usage of mdev, please refer to busybox-1.9.2/docs/mdev.txt. It has two uses: initializing the /dev directory and dynamic update. The follo...[Details]
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1. Overview
The transformer position transmitter is a device that can extract the tap position signal of the main transformer and convert it into a DC analog
output
correspondin...[Details]
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Do you have trouble compensating the feedback loop of an isolated power supply ? The difficulty of this task is directly affected by where the loop is broken when you make the measurement.
Wh...[Details]
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Avatar, which has set a box office record, has given audiences an unprecedented sense of reality, but to enjoy this 3D technology, they must wear special 3D glasses, which makes audiences feel a littl...[Details]
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The STM32 serial port IAP allows the STM32 application to be upgraded online through the serial port. To achieve serial port upgrade, simply put, it is to write a bootloader for the STM32, just like t...[Details]
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introduction
Since the control system is expensive, when it fails, in order to pay attention to economic benefits and save costs, it is generally repaired. However, in the following situations...[Details]
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1. When the on-duty personnel use a clamp ammeter to perform measurements on the high-voltage circuit, it should be done by two people. When the non-on-duty personnel measure, they should fill in t...[Details]
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Turn on the AFIO clock. External interrupt, remapping, multiplexing function? When configuring the values in the six AFIO registers, you need to turn on the AFIO clock. void EXTI0_Config(void) ...[Details]
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On the day of the start of construction on February 18, Geely Automobile Group CEO Gan Jiayue issued a New Year message, mentioning that high-end new energy technologies will be accelerated to be app...[Details]
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Servo motor type liquid level gauge is based on the principle of buoyancy balance. It uses a micro servo drive to drive a small float and can accurately measure parameters such as liquid level. It is...[Details]
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Register
1. Definition
2. Circuit example
3. Logical function analysis
7.4.2 Shift register
I. Unidirectional shift register
㈠ 4-bit right shift register composed of 4 hold-blocked D flip-...[Details]
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Abstract: Design a smart thermometer that meets special situations. Use Lingyang 16-bit single-chip microcomputer SPCE061A as the control core, use its UART port to realize networking function, and...[Details]
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BLDC Motor Control Algorithm
Brushless motors are self-commutated (self-direction switching) and therefore more complex to control. BLDC motor control requires knowledge of the rotor position ...[Details]
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According to the definition of the Internet of Vehicles Industry Technology Innovation Alliance, the Internet of Vehicles is a large system network consisting of in-vehicle network, inter-vehicle n...[Details]
Talking
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