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The development trend of industrial measurement and control systems in the past 20 years is: decentralized control and centralized management, standardization and openness. Industrial measurem...[Details]
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1 Introduction
Generally speaking, most physical processes are complex, highly nonlinear, susceptible to external interference, and have great unknowability. It is very difficult to use trad...[Details]
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The IO port is the most basic component for the processor system to communicate with the outside world. From basic keyboards and LEDs to complex peripheral chips, they are all read or controlled throu...[Details]
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1. Instrument Model SR830 Lock-in Amplifier 2. Fault phenomenon The instrument can be turned on normally but cannot measure data 3. Testing process According to the customer's description, the inst...[Details]
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In an interview with a reporter from Ta Kung Pao, Zhu Zhanjun, executive president of GCL-Poly, said that the company is paying close attention to the country's "One Belt, One Road" strategy and is...[Details]
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1. Introduction
As countries around the world gradually ban the import and sale of ordinary incandescent lamps, new, green, efficient and long-life LED lighting technology has achieved unpreced...[Details]
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0 Preface
With the development and improvement of LED technology, large-scale LED display screens have been widely used in various public places to display multimedia information such as text...[Details]
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Overload operation of a transformer means that the capacity transmitted by the transformer during operation exceeds the rated capacity of the transformer. The rated capacity of a three-phase transfor...[Details]
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Timer resources of STM8S105xx: (1) Two 16-bit general-purpose timers (TIM2, TIM3) with 2+3 CAPCOM channels (IC, OC or PWM); (2) Advanced control timer (TIM1): 16 bits, 4 CAPCOM channels (capture/...[Details]
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Turn on the low voltage display meter. If the LCD display is fuzzy or unresponsive, it means that the battery voltage inside the meter is low and needs to be replaced. The specific steps are as fol...[Details]
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introduction At present, the charging of portable electronic devices such as mobile phones, MP3 and laptops mainly adopts the traditional charging method of connecting one end to the AC power s...[Details]
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The BOD circuit of AVR generates a reset signal when the voltage is too low (lower than the set value) to prevent the CPU from accidentally operating. The protection function for EEPROM is to keep ...[Details]
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In the field of photography, imaging sensors with a resolution of 100 million pixels are not new. Sony's 100 million pixel back-illuminated (BSI) imaging sensors have been used in the Phase One iXM ...[Details]
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Yu Chengdong, president of Huawei's consumer business, recently said that the Huawei Mate 40 series may be the company's last mobile phone to use Kirin chips. This news has attracted great attention ...[Details]
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This section mainly introduces the knowledge related to NandFlash, first of all, the role, classification and access method of NandFlash.
Role analysis: In personal PCs, hard disks ...[Details]