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I looked at the clock tree and configured it according to the blog post http://blog.csdn.net/louyangyang91/article/details/51374924. It turned out that the UART baud rate was wrong, but MOC1\2 were a...[Details]
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I remember that in the 1990s, the automotive industry considered replacing the 12V system with a 42V bus power distribution system, but due to the complexity and high cost, the plan failed after more...[Details]
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Nondestructive testing uses the sound, light, magnetism and electricity of materials to detect whether there are defects or unevenness in the object being tested, and gives information such as the siz...[Details]
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1. Turn off the I (interrupt) and F (fast interrupt) bits in the cpsr register;
2. Set the interrupt mask register.
For 2440:
This is the interrupt processing process. When the...[Details]
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A query of the 3C certification certificate shows that three new Honor models have obtained certification, which should be the Honor 60 series to be released soon. Certification information ...[Details]
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1 Introduction
In the process of studying the gas accumulation simulation test bench in the mining area, the author designed a master-slave multi-machine mining control system structure. The ...[Details]
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To control brightness, light emitting diodes (LEDs) require a constant current. This is achieved by placing a resistor in series with a group of LEDs. Since both the voltage across a group of LEDs an...[Details]
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1 Introduction
With the rapid development of digital communication, 2M port has become an important equipment service test point and operation and maintenance test point. With the rapid devel...[Details]
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The storage media corresponding to the three boot modes of STM32 , BOOT0 and BOOT1, are all built-in chips. They are: 1) User flash memory = built-in Flash of the chip. 2) SRAM = built-in RAM area of...[Details]
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Rohde & Schwarz Satellite Industry Day 2022 virtual conference will be launched with four major themes This online conference will collaborate with industry experts to focus on cutting-edge topics ...[Details]
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On August 21, according to foreign media reports, ASML CEO Christophe Fouquet said in an interview that the world needs "traditional chips" produced in China, which will help fill the supply and de...[Details]
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1. What is a stepper motor? A stepper motor is an actuator that converts electrical pulses into angular displacement. In simple terms: when the stepper driver receives a pulse signal, it drives the ...[Details]
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introduction
The control of the environment in the vegetable greenhouse mainly involves measuring and controlling the ambient temperature, humidity, soil moisture, etc. In order to better meas...[Details]
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The circuit is shown in the figure. This circuit can obtain a higher output power by simply changing some components. The circuit R1, L1, D1, C1 to C7 on the left side of the figure is a convention...[Details]
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introduction
DSP digital signal processors are divided into two basic types: fixed-point and floating-point. The biggest difference between them is that floating-point DSP has more powerfu...[Details]
Analog electronics
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