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Working principle of the circuit: When the power is off, the relay K1 is released, the break contact is connected, and the oscillator block emits a 50Hz cubic wave, which directly drives the high-p...[Details]
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1 Introduction
In the production process of chemical fiber polyester staple yarn, the post-processing drafting machine is the key equipment in the entire production line, and the contr...[Details]
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As Apple's 2019 fall conference approaches, more and more information about the new iPhone is leaked online. Recently, foreign media iphonesoft obtained documents from accessory manufacturer ESR...[Details]
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/******************************* RB0 of PORTB can be used as an external interrupt signal input, and can generate an interrupt response to the rising or falling edge transition of the input signal. ...[Details]
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Recently, I encountered a situation where a customer failed to pass the harmonic test of our module. Combined with some questions I encountered in previous tests, I recently studied some principles...[Details]
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Support the Greater Bay Area in strengthening digital infrastructure and help build Hong Kong into an international innovation and technology center
HONG KONG - Media OutReach - Dece...[Details]
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Hello everyone, sometimes we encounter such waveforms in waveform measurement. According to the waveform characteristics, the appropriate edge trigger has been set, but the waveform still cannot be d...[Details]
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NXP's SN110 eSIM family combines eSIM, NFC and secure element into a highly integrated single-chip eSIM solution
Shanghai, China – May 10, 2022 – NXP Semiconductors NV (N...[Details]
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2.4 Isolation of digital circuits and analog circuits For portable monitors, they are composed of a mixture of digital circuits and analog circuits. Therefore, when wiring, it is necessary to consid...[Details]
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Beijing time, August 14, according to foreign media reports, Apple obtained a touch screen LCD technology patent on Tuesday, which can integrate touch elements into the display circuit to produce thin...[Details]
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Interface connection method of a single seven-segment LED digital tube
There are two ways to connect a single seven-segment LED digital tube to a single-chip microcomputer:
1. Soft decodin...[Details]
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Although Mi 7 is still very mysterious, the information of Xiaomi Mi MIX 2S has gradually surfaced. It is rumored that it is expected to be launched during the MWC exhibition which will open on Feb...[Details]
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1. Resistance
When AC current flows through a conductor, the resistance it encounters is called impedance, which is represented by Z and its unit is Ω.
The resistance at this time is ...[Details]
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One of the development directions of power supply technology is to use power module parallel technology to achieve power synthesis and form a modular, intelligent distributed high-power power suppl...[Details]
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I often see some articles and comments that compared with LCD, OLED equipment investment is less, the process is simpler, and the production cost is low. This view is completely wrong. The cost doe...[Details]