CN8478 Datasheet, PDF (48/221 Pages) Conexant Systems, Inc – Multichannel Synchronous Communications Controller (MUSYCC)

2.0 Host Interface
2.2 PCI Configuration Registers
CN8478/CN8474A/CN8472A/CN8471A
Multichannel Synchronous Communications Controller (MUSYCC™)
Register 2, Address 08h
This location contains the Class Code and Revision ID registers. The Class Code
register contains the Base Class Code, Sub-Class Code, and Register Level
Programming Interface fields, used to specify the generic function of MUSYCC.
The Revision ID register denotes the version of the device.
Table 2-5. Register 2, Address 08h
Bit
Field
Name
Reset
Value
31:24
02h
23:16 _{Class Code}
80h
15:8
0
7:0
Revision ID⁽¹⁾
01h
NOTE(S):
(1) _{Registers shared between Function 0 and 1.}
Type
RO
RO
RO
RO
Description
Base Class Code: Network Controller.
Sub-Class Code: Other Network Controller.
Register Level Programming Interface: Indicates there is nothing
special about programming MUSYCC.
Denotes the revision number of MUSYCC. Rev A = 0Ah,
Rev B = 0Bh, Rev C = 0Ch, etc.
2-10
Conexant
100660E