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Data Representation Part II: Data Registers (Register Size (2-bits (4…
Data Representation Part II: Data Registers
Registers are small storage locations used to store data.
Fixed size
Register Size
2-bits
4 values
Computer Logic
4-bits
16 values
Old Color System
8-bits
256 values
Characters; RGB
16-bits
65536 values
Characters, numbers
Standard Character Sets
ASCII
American Standard Code for Information Interchange
8-bits
Used in Notepad
UNICODE
16-bits
Characters of international languages
Allows formatting
EBCIDIC
Colour Representation
A color channel is an 8-bit register.
RGB - 8-bit register; 3 channels; colour depth = 24 bits