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Introduction
As RF designers rapidly move into the development of new products supporting the Long Term Evolution (LTE) mobile wireless standard, understanding the test requirements for LTE becomes...[Details]
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As shown in the figure below, two common cathode digital tubes are connected to the P0 and P2 ports of the AT89S51 microcontroller. The P0 port drives the tens digit of the seconds, while the P2 port...[Details]
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1. Basic connection method of common anode digital tube As shown in the figure above, when the common segment of the digital tube is connected to the power supply, it is called a common anode digi...[Details]
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LED manufacturers recommend controlling the forward current to keep the light emitting diode at the rated luminous flux and a specific color temperature. Given that the brightness of the LED is pro...[Details]
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▋ What is Wi-Fi 6? Wi-Fi 6 is the alias given by the Wi-Fi Alliance to IEEE Std. P802.11ax. As we all know, our Wi-Fi used to be called 802.11a/b/n/g/ac/ax. This naming method is really confusin...[Details]
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Ultrasonic thickness gauges measure thickness based on the principle of ultrasonic pulse reflection. When the ultrasonic pulse emitted by the probe passes through the object to be measured and reache...[Details]
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TDA2009 is a common and affordable high-fidelity amplifier integrated circuit. The rated power is 2×10W. The power supply voltage is 8~28V. The maximum output current is 3.5A. It has an overheat prot...[Details]
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OFweek Cup 2022 China
Robot
Industry Annual Awards (abbreviated as OFweek Robot Awards 2022) is jointly organized by OFweek, China's high-tech industry portal, and its authoritative robo...[Details]
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#include
#define uint unsigned int
#define uchar unsigned char
uchar shi,ge,t,sec,write;
uchar code table ={0x3f,0x06,0x5b,0x4f,
0x66,0x6d,0x7d,0x07,
0x7f,0x6f} ;
sbit sda=P2^0;
sbit scl=P2^1...[Details]
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We discussed the evolution of SD-WAN and how universal customer premise equipment (uCPE) is evolving along the same path to become the host of SD-WAN services. At the end of that blog post, we pointe...[Details]
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According to foreign media LightReading, in order to win an important 5G contract with British Telecom (BT), Ericsson executives refuted the claim that "it will take more than five years for the UK t...[Details]
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Visual information accounts for a large proportion of the massive data in the Internet of Things. Ubiquitous distributed image sensors need to recognize static images and dynamic motion under power...[Details]
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By using existing personal communication terminals, a telephone remote control system based on the land-based mobile communication network (PLMN) and the public telephone exchange network (PSTN) ca...[Details]
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According to foreign media reports, physicists have set a new record by linking a "hot cloud" of 15 trillion atoms through quantum entanglement. The discovery may become a major breakthrough, helping...[Details]
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On November 11, sources Jukanlosreve and yeux1122 revealed that both Apple and Samsung's ultra-thin high-density battery projects have failed in development. The two companies had previously attemp...[Details]
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