W83C553F Datasheet, PDF (56/159 Pages) Winbond – SYSTEM I/O CONTROLLER WITH PCI ARBITER

W83C553F
W83C553F Register Accessibility
Functional Block
Address Range (Hex)
Config. Space
PIC 1
Counter/Timer
Port B
RTC Index (shadow)
DMA Page
Port 92
PIC2
Co-processor Error
DMA1
BMTR
DMA2
Interrupt Mode
RTC CMOS RAM
0-FF
20-21
40-43
61
70 write
81, 82, 83, 87, 89, 8A, 8B
92
A0-A1
F0 write
0-F
78-7B
C0-DE
4D0-4D1
810, 812
X = accessible in x86 mode
P = accessible in PowerPC mode
Electrical Specifications
ISA PCI Broadcasted
XP
XP XP
XP XP
XP XP
XP XP
XP
XP XP
XP XP
XP
XP XP
XX
X
XP
XP
XP
XP
P
P
WINBOND SYSTEMS LABORATORY
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