ISA-to-PC-Card (PCMCIA) Controllers — PD6710/’22
Figure 5. Memory Window Organization
PC Card Memory Address Space
64 Mbytes
ISA Memory Address Space
16 Mbytes
Common Memory
Attribute
Memory
Card Memory Window
System Memory Map
End Address Registers
Memory Window
System Memory Map
Start Address Registers
First 64 Kbytes
not usable in
most ISA systems
Card Memory Map
Offset Address Registers
NOTE: ISA memory window can map to either
common or attribute PC Card memory.
Figure 6. I/O Window Organization
PC Card I/O Address Space
64 Mbytes
Card I/O Window
ISA I/O Address Space
64 Kbytes
System I/O Map
End Address Registers
Card I/O Map
Offset Address Registers
I/O Window
System I/O Map
Start Address Registers
Datasheet
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INTEL [ INTEL ]
