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Experimental procedures
1. Configure the pin function, set the GPI and GPJ pins to VD data output mode, and set the last few bits of GPJ to LCD...[Details]
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Taking one CPU1518-4 PN/DP (6ES7 518-4AP00-0AB0) and one S7-200 SMART PLC as an example, the S7 communication between them is introduced.
hardware:
① S7-1500 CPU
② S7-200 SMART...[Details]
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Pulse code modulation (PCM) technology and incremental modulation (ΔM) technology have been widely used in digital communication systems. When the channel noise is relatively small, PCM is general...[Details]
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When backlight applications are saturated, the most promising and anticipated application market for LEDs will shift to general lighting. Currently, the penetration rate of LED backlights for TVs h...[Details]
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This article introduces two TD1514A
amplifier circuits designed by Philips for digital audio
as the dual-channel amplifier circuit of this Hi-Fi combination (as shown in the figure be...[Details]
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Last year engineer Ken Pillonel built the world's first iPhone with a working USB-C port. Now Pillonel has a new project: the first Android phone with a Lightning port. Granted, an Android ...[Details]
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On the evening of March 9, CATL disclosed its 2022 annual report. The company achieved operating income of 328.594 billion yuan last year, a year-on-year increase of 152.07%; and realized net profit a...[Details]
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1. Introduction:
At present, most of the charging devices for lead-acid batteries for railway locomotives are still implemented using thyristor SCR, small-capacity GTO, GTR, IGBT switching p...[Details]
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The design guiding ideology of Phoenix AV-999 is to have the main functions of a home theater amplifier while meeting the requirements of high fidelity, including Dolby Digital 5.1 channel input, 5×1...[Details]
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The active power loss of the power transformer includes two parts: transformer no-load loss and transformer load loss. Under a certain load, the active power loss of the transformer can be expresse...[Details]
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Application technology丨Meishe automotive image and video processing solution
Application field: ...[Details]
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Caviar, a Russian manufacturer and a good friend of the rich, recently launched the "Jobs Edition" of iPhone 13 Pro and 13 Pro Max. The reason why they dared to use the name "Boss Steve Jobs" ...[Details]
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Wearables have easily become one of Apple's most exciting market opportunities, with CEO Tim Cook saying the segment is "exploding." Cook estimates that Apple's wearables revenue is currently about $...[Details]
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According to the official website of the National Development and Reform Commission on December 28, in accordance with the "National Enterprise Technology Center Recognition Management Measures" (Ord...[Details]
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With the continuous development of computer technology and modern communication technology, the device is the network is the objective requirement for embedded systems in the post-PC era, so it is als...[Details]
Test/Measurement
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