W83627F Information Storage Devices, Inc, W83627F Datasheet - Page 56

• Manufacturer Part Number: W83627F
• Description: LPC Interface I/o Plus Kbc, Game Port, Midi Port
• Manufacturer: Information Storage Devices, Inc

Register 50h ~ 5Fh Bank Select Register - Index 4Eh (No Auto Increase)
Register Location:
Power on Default Value
Attribute:
Size:
Bit 7: HBACS- High byte access. Set to 1, access Register 4Fh high byte register.
Set to 0, access Register 4Fh low byte register. Default 1.
Bit 6-3: Reserved. This bit should be set to 0.
Bit 2-0: Index ports 0x50~0x5F Bank select.
Winbond Vendor ID Register - Index 4Fh (No Auto Increase)
Register Location:
Power on Default Value
Attribute:
Size:
Bit 15-8: Vendor ID High Byte if CR4E.bit7=1.Default 5Ch.
Bit 7-0: Vendor ID Low Byte if CR4E.bit7=0. Default A3h.
15
7
6
4Eh
80h
Read/Write
8 bits
4Fh
<15:0> = 5CA3h
Read Only
16 bits
5
8
4
7
3
2
1
- 52 -
0
0
BANKSEL0
BANKSEL1
BANKSEL2
Reserved
Reserved
Reserved
Reserved
HBACS
VIDH
VIDL
Publication Release Date:November 2002
W83627HF/F
Revision 2.0