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Huawei Technologies Co., Ltd. recently added a number of patent information, one of which is named "A touch method and electronic device based on distorted fingerprints" and the publication number is...[Details]
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In the laboratory, to measure a signal, a signal source is required. Signal sources, also known as signal generators and oscillators, are instruments used to generate various electronic signals. Acco...[Details]
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Qorvo® , Inc. (Nasdaq: QRVO), a leading provider of innovative RF solutions that connect the world, today introduced the first Band 47/Wi-Fi bulk acoustic wave (BAW) coexistence filter and V2X front...[Details]
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Abstract: Thermochron® (DS1922L, DS1922T, DS1921G) and Hygrochron™ (DS1923) iButton® data loggers are ideal for use in a variety of applications. The stainless steel housing makes these devices p...[Details]
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Ethernet is a baseband LAN standard invented by Xerox. It uses the carrier sense multiple access protocol with collision detection (CSMA/CD) with a rate of 10Mbps and a coaxial cable as the transmi...[Details]
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When the P0 port is used as an I/O port output, the output low level is 0 and the output high level is a high configuration (not 5V, equivalent to a floating state, that is, the P0 port cannot real...[Details]
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In 2022, the photovoltaic inverter industry will be full of exciting events. Old players will accelerate the expansion of production capacity and business territory and strengthen their "moat", whi...[Details]
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Thanks to the advanced 5nm manufacturing process, Samsung's own Exynos 1000 is expected to become the strongest competitor to Qualcomm Snapdragon 875. Unfortunately, the well-known digital blogger @i...[Details]
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The matrix keyboard program, as part of the Maizhi Club car project, is modified from the IAR state machine application. IAR7.4+STM32CUBEMX debugging passed. The keyboard has 4 rows and 3 columns, an...[Details]
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Synchronous rectification step-down DC/DC converters all use a controller and an external power MOSFET structure. The controller manufacturer will provide a complete application circuit in the data sh...[Details]
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OPPO has recently announced that it will officially hold a new product launch conference on March 11 to launch the Find X3 series flagship mobile phone. Today, the authoritative overseas di...[Details]
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A supercar is more than just a car. It has top-notch power, speed and handling performance, as well as unique design, modern features and luxury quality, which can bring users an unparalleled...[Details]
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5.3 Human-machine interface unit circuit
In order to facilitate the expansion of the system and meet the needs of human-computer interaction, this design provides an LCD display interface, keyboa...[Details]
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The sound control circuit uses sound to control the circuit. It does not need a special remote control transmitter like wireless remote control and infrared remote control, so it is widely used. The...[Details]
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The figure shows the schematic diagram of a domestic (Shenzhen Huawei) inverter. The names of the components in the figure have been marked, and DSP is a microcomputer programmer.
The freque...[Details]