1 cautions and notes, 2 data units, 3 numbering – Intel 21555 User Manual
Page 12: Cautions and notes, Data units, Numbering
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21555 Non-Transparent PCI-to-PCI Bridge User Manual
Preface
1.1
Cautions and Notes
Caution:
Cautions provide information to prevent damage to equipment or loss of data.
Note:
Notes emphasize particularly important information.
1.2
Data Units
This manual uses the following data-unit terminology.
1.3
Numbering
All numbers are decimal unless appended with a radix specifier.
•
“h” is the hexadecimal radix.
•
“b” is the binary radix.
A range of (numbers, bits, bytes, addresses and so on) within a larger group of numbers is specified with colon (:).
The range may be enclosed in [square brackets] as well.
•
The left number is upper limit of the range.
•
The right number is the lower limit of the range.
For example: Primary byte offset: 13:10h.
Term
Words
Bytes
Bits
Byte
½
1
8
Word
1
2
16
Dword
2
4
32
Quadword
4
8
64