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In this communication mode, the communication port is completely controlled by the user program, and the communication protocol is also set by the user. The relationship between the PC and the PLC ...[Details]
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The reference standard for PHS testing is ARIB RCR STD-28 "Personal Handyphone System".
Some of the main RF indicators of PHS, the main transmitter test items include frequency, modulatio...[Details]
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At present, the ones we hear most are max232, pl2303, and ch340.
Before talking about MCU download, we need to talk about a few concepts:
TTL level:
The main type of TTL integrated circuit is t...[Details]
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This year’s 3.15, WiFi probes became popular. WiFi probes are just a communication technology, but they have been misused and misunderstood. WiFi probes are just a form of data collection. The "large...[Details]
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This paper mainly discusses the design of loop filters in peripheral circuits for the purpose of chip testing. A simple and easy engineering calculation method and process are given in this paper, and...[Details]
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Today, with the recovery of demand in the Western automobile market and the continued growth of the number of vehicles in developing economies, fuel consumption and pollution are increasing. Gove...[Details]
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You should all be familiar with the serial port. I won’t go into the specific communication principles as there are many discussions on Baidu. Then just look at the functions directly. void Uart_Se...[Details]
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Strategy Analytics released its latest research report stating that global wearable device sales increased from 384 million in 2019 to a record 527 million in 2020, a year-on-year increase of 37%. Th...[Details]
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This summer, Henan has a power supply gap of about 3.9 million kilowatts during peak load periods, Anhui has a power balance gap of 2.7 million kilowatts, Shandong has a power supply gap of about 5...[Details]
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Industry sources said that although end-market demand remains sluggish, DDR4 spot market prices continue to rebound. According to digitimes, sources pointed out that as of the first quarter of 2022, ...[Details]
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As digital signal rates and edges become faster and faster, signal integrity design, testing and analysis have brought huge challenges to product research and development involving digital circuits a...[Details]
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Mobile phone advertising has always been a sensitive topic, and most users are extremely disgusted with it. But for manufacturers, advertising has become an important channel for profit. Indu...[Details]
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Recently, through continuous research and development, the team of Yang Peng and Wan Yanfen from the School of Materials and Energy of Yunnan University has solved a series of problems in the synthes...[Details]
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On the morning of June 30, Samsung Electronics announced that initial production of chips based on the 3nm Gate-All-AroundT (GAA) process node has begun. Samsung Electronics’ first GAA “Multi-Brid...[Details]
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Audi uses NXP’s Trimension NCJ29Dx series of ultra-wideband (UWB) precision ranging ICs to enhance the smart, touchless digital key capabilities of its new premium electric platform (PPE)
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