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Section 23 CD-ROM Decoder
Page 1216 of 2108 R01UH0134EJ0400 Rev. 4.00
Sep 24, 2014
SH7262 Group, SH7264 Group
23.3.14 Buffer Status Register (CBUFST0)
The buffer status register (CBUFST0) indicates that the system is searching for the first sector to
be buffered, or that buffering is in progress.
76543210
00000000
RRRRRRRR
Bit:
Initial value:
R/W:
BUF_
REF
BUF_
ACT
-----
-
Bit Bit Name
Initial
Value R/W Description
7 BUF_REF 0 R Indicates that the search for the first sector to be
buffered is in progress.
This bit is only valid when the automatic buffering
function is used (CBUF_AUT = 1).
6 BUF_ACT 0 R Indicates that buffering is in progress.
5 to 0 All 0 R Reserved
These bits are always read as 0 and cannot be
modified.