If memory addresses are used by the CPU to access memory, then what are I/O addresses used for?
2006-08-27 13:49:37 · 4 answers · asked by Worried Rachel 2 in Computers & Internet ➔ Hardware ➔ Other - Hardware
Input/output addresses (usually called I/O addresses for short) are resources used by virtually every device in the computer. Conceptually, they are very simple; they represent locations in memory that are designated for use by various devices to exchange information between themselves and the rest of the PC.
I/O addresses are usually in hexidecimal format...
2006-08-27 13:52:44 · answer #1 · answered by nathaniel.slater 2 · 1⤊ 0⤋
I/O addresses are used by all devices in the PC to access memory. Memory addresses and I/O addresses are the same thing.
2006-08-27 20:54:07 · answer #2 · answered by Bryan A 5 · 0⤊ 0⤋
I/O addresses are used for communication between the CPU and devices on the PC.
2006-08-27 21:01:55 · answer #3 · answered by C93 4 · 0⤊ 0⤋
IO addr = mem addr in actuality. Mem addresses of specific range is reserved to be redirected to an actual IO devices; thus we call it IO addresses.
2006-08-27 20:57:33 · answer #4 · answered by Andy T 7 · 0⤊ 0⤋