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Cryptography Registers www.ti.com
10.1.7.1.3 Formulae and Nomenclature
This document contains formulas and nomenclature for different data types. The presentation of syntax is
given as follows:
0x00 or 0h Hexadecimal value
0b Binary value
0d Decimal value
0 Digital logic 0 or LOW
1 Digital logic 1 or HIGH
bit Binary digit
8 bits 1 byte
16 bits half word
32 bits word
64 bits dual-word
128 bits quad-word
MOD MODulo
REM REMainder
A & B A Logical AND B
A OR B A Logical OR B
NOR Logical NOR
NOT A Logical NOT
A NOR B A Logical NOR B
AB A logic eXclusive OR B or XOR
XNOR logic eXclusive NOR
NAND Logical NAND
DIV Integer DIVision
|| Concatenation
[n:m] Size of a register or signal in bits where n > m
2 (1)
(1)
31:0 indicates a size of 32 bits with most significant bit 31 and least significant bit 0. 11:3 indicates a size of 9 bits with most
significant bit 11 and least significant bit 3.
31:0 indicates a size of 32 bits with most significant bit 31 and least significant bit 0. 11:3 indicates a size of 9 bits with most
significant bit 11 and least significant bit 3.
10.1.7.2 Compliances
AES encryption in ECB and CBC modes complies with FIPS-197.
10.2 Cryptography Registers
822
SWCU117A–February 2015–Revised March 2015
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