ISA-to-PC-Card (PCMCIA) Controllers — PD6710/’22
5.0
Register Description Conventions
Register Headings
The description of each register starts with a header containing the following information:
Header Field
Register Name
Index
1
Description
Indicates the register name.
The Index value through which an internal
register in an indexed register set is accessed.
Indicates whether the register affects both
sockets, marked
chip,
or an individual socket,
marked
socket.
If
socket
is indicated, there
are two registers being described, each with a
separate Index value (one for each socket, A
and B).
a
Indicates whether the register is 82365SL-
compatible, marked
365
or a register
extension, marked
ext.
Register Per
Register
Compatibility
Type
1. When the register is socket-specific, the Index value given in
the register heading is for Socket A only. For the Socket B
register on the PD6722, add 40h to the Index value of the
Socket A register.
Special Function Bits
Following is a description of bits with special functions:
Bit Type
Reserved
Description
These bits are Reserved and should not be
changed.
These bits have no function on the PD67XX,
but are included for compatibility with the
82365SL register set.
These read-only bits are forced to either ‘0’ or
‘1’ at reset and cannot be changed.
These read/write bits are available for use as
bits of memory.
Compatibility Bit
0 or 1
Scratchpad Bit
Datasheet
39
INTEL [ INTEL CORPORATION ]
