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With the progress of modern science and technology, new and higher requirements are being put forward for the quality of power supply. For example, mobile phone base stations, precision instruments...[Details]
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(1) Typical characteristics of poor contact. The poor contact phenomenon of pointer multimeters mostly occurs between the plug and the socket of the test line. The typical characteristics of the fau...[Details]
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Introduction
Recently, the third-generation intelligent grinding and polishing workstation for small aluminum castings provided by Jia'an Intelligent to a leading die-casting company has b...[Details]
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s3c2440 port openharmony. OpenHarmony is an incubation project of the Open Atom Open Source Foundation. OpenHarmony is completely open source and open. OpenHarmony's lightweight and small system is m...[Details]
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Central topics:
LeCroy Oscilloscope Eye Diagram Measurement
The new and old software packages have different usage methods
LeCroy's oscilloscope captured 50MS of data and performed eye diagra...[Details]
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This paper summarizes the characteristics of several common road lighting test technologies and methods, and focuses on introducing a simple and efficient single-lamp actual measurement synthesis tes...[Details]
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Micro-electromechanical systems (MEMS) technologies are achieved by deploying mechanical devices, sensors and electronic components on a single silicon substrate using advanced micro- fabricat...[Details]
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introduction Due to the complex output of the automobile power supply system, various components such as high-current motors and solenoid valves often cause fluctuations in the power supply voltage o...[Details]
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What is input capture? In fact, after detecting the signal jump, the counting register is locked and saved. The capture event is actually equivalent to an interrupt. You can judge what is currently c...[Details]
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In portable electronic products, touch screens have gradually replaced keyboards as a human-computer interaction input device commonly used in embedded computer systems due to their convenience, fl...[Details]
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摘要：针对有线组网方式布线复杂、维护困难的问题，提出了一种基于ZigBee无线组网技术和嵌入式Web服务器，对家庭环境进行远程监控的实现方法。采用溫湿度传感器DHT11实现温湿度的采集，烟雾传感器MQ2监测厨房烟雾浓度是否超标，人体红外感应模块实现家庭安防。并且通过红外技术控制空调和加湿器或热水器的打开或关闭，从而实现对溫度和湿度的调节，对热水器的远程控制。实验结果表明，该系统体积小、功耗低、运...[Details]
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Among many environmentally friendly light source application solutions, LED is a light source technology that is more energy-saving and easy to assemble and design than other light source solutions...[Details]
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GDS-2000A series digital storage oscilloscope embodies a high-value design concept, including 2GSa/s sampling rate, 2M record length, 2/4 input channels, large color LCD display and VPO (VisualPersis...[Details]
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1. Serial port mode, baud rate setting:
1.1 T1 working mode 2, automatic reload 8-bit counting mode, as baud rate generator, baud rate calculation:
1.1 Baud rate calculation: ...[Details]
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Officially entering 2021, Huawei will launch a batch of new smart devices this year, including the first mobile phone pre-installed with HarmonyOS. Now, there is news that the first mobile phone equi...[Details]
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