Microprocessor2080.15 marksProgrammable Interrupt Controller 8259A
List different types of ports. What are the main characteristics of programmable interrupt controller 8259A?
List different types of ports. What are the main characteristics of programmable interrupt controller 8259A? [5]
--- Ports are the interfaces through which the CPU communicates with external devices. The main types of ports are: - Used to transfer data from peripheral devices to the CPU. - Example: Keyboard port, scanner port. - Used to transfer data from the CPU to peripheral devices. - Example: Printer po...