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Conversion efficiency is the ratio of input power to output power of power supply | voltage regulator | voltage regulator: that is, power conversion efficiency = instant output power provided by the p...[Details]
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Hello, my friends have been working on AiPi-Eyes-R3 data, rendering, 3D shell design... and have not had time to develop a new HomeAssistant MQTT entity. The latest entity was probably developed at...[Details]
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An interrupt is a reaction by the CPU to an event that occurs in the system (either the program itself or external reasons) when executing a program. It temporarily puts aside the program currently b...[Details]
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Through previous learning, we know that the microcontroller has ROM, RAM, and parallel I/O ports. So, in addition to these things, what else is inside the microcontroller? How are these bits and piec...[Details]
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According to Indian media reports, the continued global shortage of semiconductor chips continues to affect the local issuance of chip-based driving licenses (DL) and vehicle registration certificate...[Details]
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2021ChinaJoy Snapdragon Theme Pavilion is here again, bringing trendy technology to the summer The 19th ChinaJoy will be held at the Shanghai New International Expo Center from July 30 to August 2,...[Details]
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LED backlights have a longer lifespan than cold cathode tubes (over 5,000 hours) and use DC voltage, and are often used in small monochrome displays such as phones, remote controls, microwave ovens...[Details]
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Development Trends and Design Challenges of the Internet of Things Industry
With the development of modern sensor technology and wireless communication technology, the Internet of Things has begun...[Details]
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Due to the widespread application of MOSFET, IGBT and soft switching technology in power electronic circuits, the switching frequency of power converters is getting higher and higher, and the str...[Details]
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According to FunkyHuawei, a senior member of XDA and operator of unofficial Huawei ROM, based on the Huawei P30 series EMUI 10 ROM package they obtained, at least in the internal testing phase, overs...[Details]
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The power consumption of embedded microcontrollers (
MCUs
) is becoming increasingly important in today's battery-powered applications. Most MCU chip manufacturers offer low-power product...[Details]
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The circuit is shown in the figure. It consists of a pair of complementary signal detection control tubes VT1 and VT2 and an 8-sound effect music integrated circuit HY-88. It uses a micro speaker to ...[Details]
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Phorism with 12V
R1 = 27 KOhm 1/4W
Q1,2 = BC 548
C1,2 = 15 nF polyester
R2 = 1,2 ΚOhm 1/4W
Q3 = 2N2219
C3 = 47 nF ceramic
R3 = 27 ΚOhm 1/4W
Q4 = 2N3055
R...[Details]
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reference: http://liu1227787871.blog.163.com/blog/static/205363197201242393031250/ http://blog.csdn.net/cumtgao/article/details/8649006 http://www.360doc.com/content/12/0424/17/9159905_206213245.s...[Details]
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The 4P1S tube is a direct-heated cathode lock-type tube socket
power
amplifier tube, which is specially designed for high-frequency transmission power output and
audio
power output ...[Details]
ST - Low Power RF
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