w83c553f Winbond Electronics Corp America, w83c553f Datasheet - Page 111

• Manufacturer Part Number: w83c553f
• Description: System I/o Controller With Pci Arbiter
• Manufacturer: Winbond Electronics Corp America

W83C553F
Port 92 Register (default = 24h)
Type:
Bit Description:
Co-processor Error Register
Type:
Bit Description:
WINBOND SYSTEMS LABORATORY
Bits [7:3]:
Bit 2:
Bit 1:
Bit 0:
Bits [7:0]:
Read/Write
Reserved. These bits default to "00100."
Read only. Value of pin 116 after reset. See page 25.
Alt A20.
Hot Reset. Changing this bit from a 0 to 1 will cause a system soft reset to occur. This bit must
be returned to 0 before another soft reset can be issued.
Write only
Co-processor Error. This register only exists in x86 mode.
Electrical Specifications
108