Direct Memory Access is used for high-speed I/O devices to reduce CPU use. When sending data, how does the central processing unit interact with the device? When do memory operations complete and signal completion to the central processing unit?
Direct Memory Access is used for high-speed I/O devices to reduce CPU use. When sending data, how does the central processing unit interact with the device? When do memory operations complete and signal completion to the central processing unit?
Chapter4: Processor Technology And Architecture
Section: Chapter Questions
Problem 20VE: In many CPUs, a register called the _____ stores bit flags representing CPU and program status,...
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Direct Memory Access is used for high-speed I/O devices to reduce CPU use.
When sending data, how does the central processing unit interact with the device?
When do memory operations complete and signal completion to the central processing unit?
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