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Asus Zenfone 8 series is expected to launch on May 12. The series features a compact flagship and according to rumors, the series also includes Zenfone 8 Mini. Ahead of the launch, key specifications...[Details]
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Set the resistance bar to ×1kω (or ×100ω). Use two test leads to touch the two electrodes of the device under test. Observe the reaction of the meter needle and determine the quality status according...[Details]
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0 Introduction
Since the launch of MTK's third-generation single-chip MT1389, it has been recognized by the industry for its high cost-effectiveness and has been widely used in domestic mainstr...[Details]
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Background: STC89C52RC microcontroller
1. Matrix keyboard line inversion algorithm
1.1 Matrix keyboard
A matrix keyboard is a keyboard that places the keyboard buttons at the intersec...[Details]
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A design of an intelligent fast charger. The charger is based on the MC68HC908SR12 single-chip microcomputer as the control core. The SR12's unique analog circuit module, high-precision A/D conversion...[Details]
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introduction
For radio management, spurious emission is an important cause of interference. In the detection of radio transmission equipment, spurious emission is an important test item. So, how to m...[Details]
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IFA's global event, CE China, aims to become the leading exhibition for China's consumer electronics and home appliance brands. Recently, well-known brands such as Changhong and Whirlpool have confir...[Details]
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1 In-circuit serial programming
1.1 In-circuit serial programming interface
PIC microcontrollers with Flash memory generally have an online serial programming function, which only require...[Details]
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The sampling rate provided in a digital oscilloscope, especially in oscilloscopes with long waveform capture times, is usually much higher than the sampling rate actually required for the signal spect...[Details]
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SUSE® announced its financial results and highlights for the fiscal year ended October 31, 2019, and announced that the company has achieved its ninth consecutive year of revenue growth. SUSE, which ...[Details]
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Abstract: With the trend of the Internet of Everything, buildings, as places where people spend more than half of their daily lives, need to highlight their application value. Improving the intellige...[Details]
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Abstract: This paper introduces the current use of uninterruptible power supplies in communication information networks. Aiming at the defects existing in the use of traditional uninterruptible pow...[Details]
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On November 10, Huawei EMUI's official Weibo announced yesterday that the Honor 20 series, Honor V20, Honor Magic2, nova 5 Pro and Huawei tablet M6 series have started recruiting for the EMUI11 inter...[Details]
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“Enterprises should not wait for Wi-Fi 7 network kit because Wi-Fi 6E can provide them with significant advantages today,” the Wi-Fi Alliance said. The alliance disputes messages from parts of the...[Details]
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AbstractIn order to meet the technical requirements of electrical impedance tomography system, an improved bipolar optocoupler isolation amplifier based on a single analog optocoupler device is imple...[Details]