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Apply a small current step from the test fixture to
the
power supply
system to see what happens. The output impedance of this probe setup is 25 ohms. This is the 50 ohm impedance of the puls...[Details]
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Photovoltaic grid-connected inverter is the core equipment in solar power generation system. Its main function is to convert the direct current power generated by solar energy into alternating curr...[Details]
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This article mainly introduces the method of developing PCI device driver under Windows9x operating system.
Keywords: PCI device driver
PCI Device Overview
In recent years, with th...[Details]
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When working in the critical continuous state, the relationship of output voltage Uo=Ui·Du still exists. If the input voltage is constant, that is, Ui=constant, then IoG can be expressed by Ui, so ...[Details]
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Sapphire Rapids Xeon Scalable processors with built-in High Bandwidth Memory (HBM) further set the performance benchmark; Intel GPU, networking and storage capabilities enrich high-performance comput...[Details]
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STC89C51RC single machine is a new generation of high-speed, low-power, super anti-interference microcontroller launched by STC. The instruction code is fully compatible with the traditional 8051 m...[Details]
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The annual Guangzhou Auto Show has come to an end. A total of 182 new energy vehicle models were exhibited at the show, which undoubtedly sent out an obvious signal: the new energy vehicle market wil...[Details]
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Microcontroller (MCU) manufacturers are rushing to enter the field of power supply and wireless charging, which will indirectly benefit from the high-growth business opportunities in the mobile devic...[Details]
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The external interrupts of the RB0/INT0, RB1/INT1, and RB2/INT2 pins are edge-triggered; If the corresponding INTEDGx bit in the INTCON2 register is set to 1, it is a rising edge trigger; if the INTE...[Details]
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This electronic clock is controlled by PIC16C55 single-chip microcomputer , which is suitable for timing constant temperature of greenhouse or timing constant pressure control of tap water. The oper...[Details]
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On November 13, Qi Caijuan, an employee of Ningxia Electric Power Research Institute, stepped up communication and cooperation with State Grid E-Commerce Company and State Grid Energy Institute to ...[Details]
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Some time ago, we chose PHILLIPS's LPC213x as the CPU in the development of a new project. So we bought a set of EasyARM2131 development board and two sets of ULINK JTAG emulators from Zhou Ligong Com...[Details]
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1. Before you start coding, you need to have a formal or rough design of the solution you are going to code to implement. Never start coding without any design, unless the code you are writing is no...[Details]
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1. Brief description of process flow
The whole process flow of Laigang 12000m3/h air separation unit adopts normal temperature molecular sieve to purify air, and turbo expander for cooling; i...[Details]
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Usually, in single-chip computer systems such as digital clocks, bell ringers, some timers and calendar clocks , when the main power supply DC5V is lost, we call it power failure. After power failure...[Details]