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1. 74HC245
Function: signal
power
amplification.
Pin 1, DIR, is used for input/output port conversion. When DIR=“1” and high level, the signal is input from the “A” end and output...[Details]
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The autonomous driving software is divided into two parts: the vehicle side and the cloud side. The vehicle side runs the operating system and the autonomous driving system, and the cloud side provid...[Details]
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According to foreign media reports, Google released an update for Nexus S on Thursday, adding video and voice conversation features to the Android version of Google Talk. Nexus S users can use the ne...[Details]
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Recently, AT&T CEO Jeff McElfresh said in an interview with CNBC that Apple's upcoming 5G iPhone may not sell well due to economic uncertainty caused by the global health crisis. "I do believe you'...[Details]
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Recently, the "China Automobile New Supply Chain Configuration Data Product Launch Conference" hosted by Gasgoo Automotive Research Institute was successfully held in Shanghai.
Gasgoo Au...[Details]
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The vortex flowmeter is a new type of flowmeter developed based on the Karman vortex principle. It is mainly used for flow measurement of industrial pipeline medium fluids, such as gas, liquid, stea...[Details]
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Frequency Converter Operating Principle
The power input circuit rectifies the input AC power into DC, and uses the power output circuit to check, compare and calculate the relevant operating d...[Details]
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In the fields of access control, security, building automation, etc., the ID information contained in various identity cards (such as magnetic cards, radio frequency IC cards) is converted int...[Details]
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Light emitting diodes (LEDs) have been used in a wide range of end-use devices, from automotive headlamps, traffic lights, text displays, billboards, and large-screen video displays to newe...[Details]
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Opening remarks: Developing new quality productivity is an inherent requirement and an important focus for promoting high-quality development. At present, Shijiazhuang is anchoring its goal of promoti...[Details]
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Two months ago, a picture with an AnTuTu score of over 1.07 million quietly exploded on the Internet, breaking the previous score record in one fell swoop. The result was achieved by MediaTek's Dimen...[Details]
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The process of generating uImage files was analyzed in the analysis of the make uImage compilation process in Linux transplantation. In the process of generating uImage, some other intermediate fil...[Details]
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Portable electronic systems often require an external power source to charge their internal batteries through a wall adapter (AC-DC conversion subsystem). Most of today's battery packs use lithium ...[Details]
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software: STM32CubeMX V4.25.0 System Workbench V2.4 Firmware library version: STM32Cube FW_F1 V1.6.1 hardware: OneNet Monoceros V2.3 Create a new project in STM32CubeMX and select the...[Details]
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It is not uncommon for improper isolation circuit design to cause equipment damage or even electric shock accidents. For this reason, the industry has proposed many safety isolation design performanc...[Details]
Analog electronics
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