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This is similar to the DHT11, with slightly higher accuracy and a tenfold difference in price. The program is very improved, and it will automatically recover if there is a problem with the connectio...[Details]
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There are so many types of microcontrollers, how to choose a suitable one to learn? If you have ready-made conditions for learning microcontrollers, you can learn whatever model you have. For example...[Details]
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Jiwei.com reported on October 20 that Huawei Pollen Club (hereinafter referred to as Huawei) published an article yesterday to explain in detail the rhythmic ringtone function on EMUI11, which can br...[Details]
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Priced at 749 yuan, Apple's MagSafe external battery has officially been put on sale. However, consumers have encountered various unexpected problems after purchasing it, among which the most re...[Details]
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Abstract: In view of the impact of narrow-band ultrasonic transducers on ranging accuracy, the deconvolution processing method based on transverse filters is used to expand the received signal b...[Details]
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O Introduction
Direct-coupled wideband power amplifier is a comprehensive design topic in analog circuits, which involves important concepts and technologies such as signal coupling mode, ...[Details]
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Power supply is an important component of every electronic device. According to the requirements of the International Electrotechnical Commission standard IEC 61000-3-2, the harmonic current compon...[Details]
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It is the end of another year. Looking back at 2019, the new and old forces confronted each other head-on, technological innovation accelerated the reconstruction of the pattern, and the business eco...[Details]
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Commonly used LED fluorescent lamp specifications include T8, T5, and T4 tubes. The three tubes used in a group by enterprises are usually T5 tubes. A long time ago, commonly used LED fluorescent l...[Details]
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The above is the circuit schematic
The following is the program source code:
/********************************************************************************
Function description: Use timer ...[Details]
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Because the VCD machine uses digital technology, it is difficult to rely on a multimeter to detect the performance of its circuit during maintenance. Some circuits cannot be detected with a multimete...[Details]
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In the era of industrial automation, switching power supplies have been used in all industries. Their precision circuit boards and strict requirements for current power supply make switching power ...[Details]
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Introduction to AVR IO ports and the concept of registers
1. What is a "register"
Registers are special units in RAM that map the special functions of on-chip peripherals.
2. What is "IO...[Details]
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Despite Japan's strong preference for domestic brands, Korean OLED panels and OLED TVs still occupy a high market share in the Japanese market. South Korean media businesskorea reported that LG Ele...[Details]
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Recently, Xiaomi’s Malaysia account announced that it will launch the new Redmi Note 9S locally on March 23. Judging from the pre-heating pictures, the Note 9S also has a rectangular quad-camera at...[Details]
Microcontroller MCU
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