Cathode Ray Oscilloscope (CRO)

A Cathode Ray Oscilloscope (CRO) is a fundamental electronic instrument used to visualize electrical signals as waveforms on a screen. Widely used in laboratories and repair work, CROs help engineers measure voltage, frequency, and phase …

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8259 Programmable Interrupt Controller

8259 Programmable Interrupt Controller

🧠 Introduction: What is 8259A Programmable Interrupt Controller? The Intel 8259 Programmable Interrupt Controller (PIC) is used to manage hardware interrupts in microprocessor-based systems. It’s a key part of traditional x86 architecture and helps prioritize …

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