FW82801DBM S L6DN Intel, FW82801DBM S L6DN Datasheet - Page 532

• Manufacturer Part Number: FW82801DBM S L6DN
• Manufacturer: Intel

Specifications of FW82801DBM S L6DN

• Lead Free Status / RoHS Status: Not Compliant

AC ’97 Modem Controller Registers (D31:F6)
15.2.10
532
CAS—Codec Access Semaphore Register
I/O Address:
Default Value:
Lockable:
Reads across DWord boundaries are not supported.
Bit
7:1
0
Reserved
Codec Access Semaphore (CAS) — R/W-Special. This bit is read by software to check whether a
codec access is currently in progress.
0 = No access in progress.
1 = The act of reading this register sets this bit to 1. The driver that read this bit can then perform
an I/O access. Once the access is completed, hardware automatically clears this bit.
NABMBAR + 44h
00h
No
Description
Attribute:
Size:
Power Well:
Intel
®
82801DBM ICH4-M Datasheet
R/W
8 bits
Core