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We know that there are storage areas for various purposes in PLC, such as physical input and output area P, image input area I, image output area Q, bit storage area M, timer T, counter C, data are...[Details]
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Sensor measurements usually convert the physical phenomenon of interest into electronic circuit parameters such as resistance and capacitance, which are then read using a bridge circuit. The brid...[Details]
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ARM microprocessors support load/store instructions for transferring data between registers and memory. Load instructions are used to transfer data from memory to registers, and store instructions per...[Details]
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Introduction
The control speed regulation system is the core of the medium voltage inverter device. The constant voltage-frequency ratio (V/f) control of the speed open loop is the simplest con...[Details]
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For the ammeter, it is connected in series in the circuit under test during measurement. In order to ensure that the ammeter is connected in series to the circuit without affecting the working state ...[Details]
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Apple recently announced its new self-service repair program. Now, it seems that other brands are following suit with similar services as Xiaomi may launch a new repair program in the Indian market. ...[Details]
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At the beginning of this year, Shi Ying, technical support director of Texas Instruments China, said that in order to promote rapid deployment in the general MCU market, TI will launch more than 100 ...[Details]
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The hardware watchdog uses a timer to monitor the operation of the main program. That is to say, during the operation of the main program, we need to reset the timer before the timer expires. If an i...[Details]
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As the cost of producing light-emitting diodes (LEDs) has fallen, their use has become more common, with applications ranging from handheld devices to automotive and architectural lighting. LEDs are h...[Details]
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The embedded power grid monitor successfully uses the hardware platform composed of S3C44BOX microprocessor and RTL8019AS Ethernet controller, and combines the embedded real-time operating system μ...[Details]
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Speakers
Due to the influence of various factors such as the structural form, the selection of cabinet materials, and the processing accuracy, the speaker itself is a mixed sound source of ...[Details]
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Recently, the 27th meeting of the first board of directors held by Pengding Holdings, the leading PCB company in the A-share market, reviewed and approved the "Proposal on Setting Up Asset Impairment...[Details]
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Recently, Hanbo Semiconductor received 1.6 billion yuan in B1 and B2 rounds of financing, led by Alibaba Group, PICC Capital, Matrix Partners and 5Y Capital, and followed by China Life Science and Te...[Details]
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I wanted to make a brushless motor controller a long time ago, but I was too busy with work to do it. Recently, I had some time to draw a board, make samples, weld, and debug, and finally it worked...[Details]
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The 29th China Integrated Circuit Design Industry 2023 Annual Conference and Guangzhou Integrated Circuit Industry Innovation and Development Summit Forum (ICCAD) will be grandly opened in Guangzhou...[Details]