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Sina Digital News: At the early morning of December 2nd, Beijing time, Qualcomm held the Global Snapdragon Technology Summit today and launched the new flagship Snapdragon 888 5G mobile platform...[Details]
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Circuit Function and Advantages Many systems require multiple low jitter system clocks for mixed signal processing and timing. The circuit shown in Figure 1 interfaces the ADF4351 integrated phase-lo...[Details]
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MCU assembly language source code: ORG 0000H AJMP MAIN ORG 000BH LJMP INTT0 ORG 0030H MAIN: MOV SP,#60H ; establish stack area MOV PSW,#00H MOV R0,#20H ; RAM area first address MOV R7,#5FH ; Num...[Details]
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frequency meter:
LCD1602 display
Without adding external counting hardware, this test software can measure the highest frequency up to 460KHz
working principle:
The number of input pulses counte...[Details]
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Home floor heating has gradually entered northern households. Common floor heating systems are divided into two categories, one is electric floor heating and the other is water floor heating. Common ...[Details]
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As a clean and renewable energy, hydrogen energy is one of the future directions of energy development. However, hydrogen is flammable, which limits its large-scale application in electric vehicles ....[Details]
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1 Introduction
CCD
(Charge Coupled Devices) is a new type of semiconductor device developed in the early 1970s. Currently, CCD is used as a photoelectric
sensor
.
Due to its adva...[Details]
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After this year's Apple conference, Mark Gurman, a well-known technology reporter from Bloomberg, wrote an article emphasizing that the biggest surprise Apple gave was not new devices, new features o...[Details]
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Will the stepper motor burn out if it stalls?
If a stepper motor is stalled for a long time, it will be damaged or even burnt out due to overheating, so stalling of the stepper motor should be...[Details]
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Murata Manufacturing Co., Ltd. has successfully developed the 2GT multi-band, low-power LoRa module, providing a more powerful and flexible multi-function wireless connection solution for global Io...[Details]
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Abstract: GMS97C2051 is a 20-pin miniaturized CPU chip produced by LG that is compatible with the MCS51 series. It is cheap and has complete functions. The article introduces the principles and ...[Details]
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In recent years, Xuzhou has taken the accelerated development of the integrated circuit and ICT industries as an important support point for economic transformation and upgrading, and has made every ...[Details]
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During the pandemic, staying at home has become a last resort for Chinese families. In addition to the people cooking and petting cats, a Switch game called "Ring Fit Adventure" has also suddenly...[Details]
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HARTING presented its future vision for Hannover Messe and the "all-electric society" at its in-house trade press conference and subsequent Hannover Messe preview. Espelkamp, February 21, 2024 -...[Details]
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On October 27, 2024, the 2024 New Energy Storage Development Analysis Report Release Conference hosted by State Grid Energy Research Institute was held in Beijing. The New Energy Research Institute...[Details]