YMF740C Datasheet, PDF (11/44 Pages) List of Unclassifed Manufacturers – DS-1L

YMF740C
08h: Revision ID
Read Only
Default: 03h
Access Bus Width: 8, 16, 32-bit
b7 b6 b5 b4 b3 b2 b1 b0
Revision ID
b[7:0] ..........Revision ID
This register contains the revision number of DS-1L. This register is hardwired to 03h.
09h: Programming Interface
Read Only
Default: 00h
Access Bus Width: 8, 16, 32-bit
b7 b6 b5 b4 b3 b2 b1 b0
Programming Interface
b[7:0] ..........Programming Interface
This register indicates the programming interface of DS-1L. This register is hardwired to 00h.
0Ah: Sub-class Code
Read Only
Default: 01h
Access Bus Width: 8, 16, 32-bit
b7 b6 b5 b4 b3 b2 b1 b0
Sub-class Code
b[7:0] ..........Sub-class Code
This register indicates the sub-class of DS-1L. This register is hardwired to 01h. DS-1L belongs to the
Audio Sub-class.
0Bh: Base Class Code
Read Only
Default: 04h
Access Bus Width: 8, 16, 32-bit
b7 b6 b5 b4 b3 b2 b1 b0
Base Class Code
b[7:0] ..........Base Class Code
This register indicates the base class of DS-1L. This register is hardwired to 04h. DS-1L belongs to
the Multimedia Base Class.
January 14, 1999
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