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0 引言
直接数字合成(Direct Digital Synthesis—DDS)是近年来新的电子技术。单片集成的DDS产品是一种可代替锁相环的快速频率合成器件。DDS是产生高精度、快速变换频率、输出波形失真小的优先选用技术。DDS以稳定度高的参考时钟为参考源,通过精密的相位累加器和数字信号处理,通过高速D/A变换器产生所需的数字波形(通常是正弦波形),这个数字波经过一个模拟滤波器后,得到最终...[Details]
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News on the morning of April 7th, today the iOS 15.5 developer beta was launched. Foreign media 9to5Mac found that part of the code showed that the "Reader" App added support for third-party channel ...[Details]
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China Energy Storage Network News:
Building an internationally leading energy internet standard, testing and certification system is an urgent need to guide the sustainable and healthy develo...[Details]
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SysTick calibration value register 1.(SysTick) The system tick clock is divided by HCLK. HCLK=SYSCLK=72MHz /* Select HCLK/8 as SysTick clock source */ SysTick_CLKSourceConfig(SysTick_CLKSource_HCLK...[Details]
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IO port operation is the most basic and important knowledge in MCU practice. This article spends a long time to introduce the principle of IO port. I also consulted a lot of information to ensure that...[Details]
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One of the key aspects of artificial intelligence (AI) and machine learning (ML) applications is image processing and computer vision. As the complexity and demand for AI and ML applications increa...[Details]
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The figure shows a passive regenerative soft-switching Boost converter, which is an improvement of the traditional L RCVD composite buffer circuit. The improvements include: removing the discharge re...[Details]
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The RTD2166 is a DisplayPort to VGA converter that combines a DisplayPort input interface with an analog RGB DAC output interface. The embedded MCU is based on the industry standard 8051 core.
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Through experimental comparison, some issues that need to be paid attention to when using an oscilloscope probe to test power supply output ripple are found. A more accurate way to test ripple is t...[Details]
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In the hot summer, people's demand for air conditioners continues to increase. However, the problem of "direct cold air" is a headache for many people. Since the advent of Kelon, it has always taken ...[Details]
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Today I am using the AD function of the stm8s microcontroller. There are ten channels from AN0 to AN9 on the microcontroller. I want to use only three of them, AN5 to AN7. //ADC initialization void A...[Details]
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The development board documentation provides a demonstration program. Of course, the PID, VID and string descriptors can be used in our program without modification. However, if we want to implement ...[Details]
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Mitsubishi servo system is a high-performance motor drive system widely used in the field of industrial automation. Its fault codes and processing methods are crucial for equipment maintenance and ...[Details]
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Measurement compatibility
It is very important to ensure the compatibility between the pressure sensor and its actual application. Before making a pressure sensor selection, the fo...[Details]
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July 6, 2023, Shanghai - Today, the 2023 World Artificial Intelligence Conference (WAIC 2023) with the theme of "Intelligent World Generates the Future" kicked off. Intel Corporation's Senior Chief A...[Details]