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The latest data released by Canalys shows that in the third quarter of 2023, China's smartphone market shipments fell steadily for two consecutive quarters, falling 5% year-on-year to 66.7 million un...[Details]
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The following summary refers to the Atomic STM32 Development Guide The interrupt controller of STM32F103 supports 19 external interrupt/event requests. The 19 external interrupts of STM32F103 are: L...[Details]
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On July 13, Shenghong Holdings said in an interaction with investors that its business dealings with CATL were mainly for battery testing equipment. In response to investors' concerns about the compa...[Details]
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Power over Ethernet (PoE), defined by the IEEE 802.3at specification, is a method of securely transmitting application data and power over a single CAT-5 Ethernet cable. It has gained widespread adop...[Details]
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Pin function description: A0-A12 are address lines, a total of 13, so the physical storage space of the memory is 2 to the 13th power, that is, 8K. D0-D7 is the data bus, with a total of 8 lines,...[Details]
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The official term is Unmanned Aerial Vehicle (UAV), which is obviously a mouthful, so we prefer drone. Drone technology has advanced tremendously over the past few decades. We developed...[Details]
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At present, the tide of new infrastructure construction is sweeping across the country, and intelligence, greening and low carbonization have become the mainstream direction of social development. ...[Details]
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In PWM and electronic ballast, half-bridge circuit plays an important role. Half-bridge circuit consists of two power switching devices, which are connected together in the form of totem poles and ...[Details]
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A few days ago, the 3GPP organization froze the 5G R16 standard specification, which is the latest evolution of the 5G network, making the network more usable. Technically speaking, the current 5G is...[Details]
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The word "resonance" has intrigued me since before I could define it. "Resonance" has many different meanings, most of which are related in some way. As an electronics engineer, my first thought when...[Details]
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1. Know before you know 1. Basics of computing serial communication 2. Basic concepts of serial communication (1) Asynchronous communication and synchronous communication a. Asynchronous communica...[Details]
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introduction Multi-level conversion technology has attracted more attention due to its advantages such as reducing the voltage stress of devices, eliminating the problem of voltage balancing without...[Details]
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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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1. Check whether the appearance is normal before measurement. A. Check the display after turning on the machine. Normally, it will show OL. B. Check whether the gear can be changed normally (usually ...[Details]
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;******************************************************************* ;* When the 8-bit structure is selected, 93C46 has 7 10-bit instructions ;* The instruction, address and write data are input by...[Details]
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