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PIC18F87J72 is a high-performance MCU, using nanoWatt technology, with two 24-bit analog front end (AFE), LCD driver. Each channel has a SINAD of -90dB, THD of -101dBc, SFDR of 103dB, low drift intern...[Details]
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On October 31, the three major domestic operators officially announced 5G network packages and announced that they would be officially launched on November 1. With the official launch of 5G commercia...[Details]
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UPD78F0511 single-phase electric meter functions:
1. Active energy measurement, the forward and reverse power are totaled, and the reverse active energy is included in the forward active energy
2. ...[Details]
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//Talk less and do more. The following is the serial port sending and receiving data that I have verified to be problem-free. //Use MCU stm8s105c6 UART2 //Called during initialization: ...[Details]
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Tencent Music Entertainment Group (TME, referred to as "Tencent Music") is undergoing a large-scale antitrust investigation by the State Administration for Market Regulation due to the exclusive copy...[Details]
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Hot and cold shock testers are widely used in plastics, electronics, metals, rubber and even the defense industry, and are one of the common material testing equipment. Hot and cold shock testers are...[Details]
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About the clock security system: 1. Question: After executing the following program, why does the program enter the clock interrupt service function? After the program is reset, start executing the f...[Details]
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1 Introduction
High-power AC stabilized power supplies are widely used in industrial equipment and large computer stations. In various AC stabilized voltage devices, the voltage compensation pr...[Details]
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Key Design Considerations for On Board Charger
Key considerations for designing an on-board charger
Perhaps the biggest change drivers will experience after switching to an ...[Details]
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Adjustable switching power supply circuit composed of L4970A
The circuit in the figure uses a -5V auxiliary power supply to expand the continuous adjustment range of low voltage...[Details]
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1. Infrared principle: As long as the temperature of any object is higher than absolute zero (-273℃), it will emit thermal radiation. The energy radiated by the object is different for different tempe...[Details]
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Set new aspirations in the new year and start a new journey. For CISOs and CSOs, this also means they have the opportunity to build solutions that prioritize the security of their organizations. Th...[Details]
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According to foreign media reports, the latest research from market research firm Counterpoint shows that by the end of 2020, the sales volume of smartphones equipped with AMOLED panels will exceed 6...[Details]
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2.3WINCC Configuration WINCC configuration first creates variables. Since it does not need to be connected to the PLC, only internal variables need to be created. The other is the configuration scr...[Details]
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1. Selection of Optocoupler
For optocouplers using a phototransistor, the CTR range is mostly 20% to 300% (such as 4N35), while PC817 (not recommended) is 80% to 160%, and Darlington optocouplers...[Details]
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