Datasheet
High-Speed Inter-Chip (HSIC) USB 2.0 Hub and Flash Media Controller
Datasheet
SMSC USB4640/USB4640i 3 Revision 1.3 (03-13-13)
DATASHEET
Conventions
Within this manual, the following abbreviations and symbols are used to improve readability.
Example Description
BIT
Name of a single bit within a field
FIELD.BIT
Name of a single bit (BIT) in FIELD
x…y Range from x to y, inclusive
BITS[m:n]
Groups of bits from m to n, inclusive
PIN Pin Name
zzzzb Binary number (value zzzz)
0xzzz Hexadecimal number (value zzz)
zzh Hexadecimal number (value zz)
rsvd Reserved memory location. Must write 0, read value indeterminate
N/A Not applicable
code Instruction code, or API function or parameter
Multi Word Name
Used for multiple words that are considered a single unit, such as:
Resource Allocate message, or Connection Label, or Decrement Stack Pointer instruction.
Section Name Section or Document name.
VAL
Over-bar indicates active low pin or register bit
x Don’t care
<Parameter> <> indicate a Parameter is optional or is only used under some conditions
{,Parameter} Braces indicate Parameter(s) that repeat one or more times.
[Parameter]
Brackets indicate a nested Parameter. This Parameter is not real and actually decodes
into one or more real parameters.