W83877TF Datasheet, PDF (146/154 Pages) Winbond – I/O chip disk drive adapter

W83877TF
8.4.7 Power Management 1 Control Register 3 (PM1CTL3)
Register Location:
<CR33>+6H System I/O Space
Default Value:
00h
Attribute:
Read/write
Size:
8 bits
765
43
21
0
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Bit
Name
Description
0-7 Reserved Reserved. These bits always return a value of zero.
8.4.8 Power Management 1 Control Register 4 (PM1CTL4)
Register Location:
<CR33>+7H System I/O Space
Default Value:
00h
Attribute:
Read/write
Size:
8 bits
765
43
21
0
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Bit
Name
Description
0-7 Reserved Reserved. These bits always return a value of zero.
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Publication Release Date: March 1998
Version 0.61