OZ6912
OZ6912-SF-1.5
Page 8
PC Card Socket Interface Pins
Refer to PCI Bus Interface pin descriptions for details on CardBus function.
EXCEPTIONS: CCD[2:1]#, CAUDIO, CSTSCHG, CVS[2:1]
Pin Number
LQFP
125
Pin Name
Description
BGA
B7
Input
Type
Power
Rail
Socket
_Vcc
Drive
REG#/
CCBE3#
Register Access:
During PC Card memory cycles,
this output chooses between Attribute and Common
Memory. During I/O cycles for non-DMA transfers,
this signal is active (low). During ATA mode, this
signal is always inactive. For DMA cycles on the
OZ6912 to a DMA-capable card, REG# becomes
DACK to the PCMCIA card.
CardBus Command Byte Enable:
In CardBus
mode, this pin is the CCBE3#.
Address:
PC Card socket address 25:24 outputs.
CardBus Address/Data:
CardBus mode, these pins
are the CAD bits 19 and 17.
Address:
PC Card socket address 23 output.
CardBus Frame:
In CardBus mode, this pin is the
CFRAME# signal.
Address:
PC Card socket address 22 output.
CardBus Target Ready:
In CardBus mode, this pin
is the CTRDY# signal.
Address:
PC Card socket address 21 output.
CardBus Device Select:
In CardBus mode, this pin
is the CDEVSEL# signal.
Address:
PC Card socket address 20 output.
CardBus Stop:
In CardBus mode, this pin is the
CSTOP# signal.
Address:
PC Card socket address 19 output.
CardBus Lock:
In CardBus mode, this signal is the
CBLOCK# signal used for locked transactions.
Address:
PC Card socket address 18 output.
Reserved:
In CardBus mode, this pin is reserved for
future use.
Address:
PC Card socket address 17 output.
CardBus Address/Data:
In CardBus mode, this pin
is the CAD bit 16.
Address:
PC Card socket address 16 output.
CardBus Clock:
In CardBus mode, this pin supplies
the clock to the inserted card.
TTL
I/O
CardBus
spec.
A[25:24]/
CAD[19, 17]
116, 113
A10, D10
TTL
I/O
Socket
_Vcc
CardBus
spec.
A23/
CFRAME#
111
B11
TTL
I/O
Socket
_Vcc
CardBus
spec.
A22/
CTRDY#
109
A13
TTL
I/O-
PU
Socket
_Vcc
CardBus
spec.
A21/
CDEVSEL#
107
B13
TTL
I/O-
PU
Socket
_Vcc
CardBus
spec.
A20/
CSTOP#
105
C12
TTL
I/O-
PU
Socket
_Vcc
CardBus
spec.
A19/
CBLOCK#
103
D11
TTL
I/O-
PU
Socket
_Vcc
CardBus
spec.
A18/
RFU
100
E10
TTL
TO
Socket
_Vcc
CardBus
spec.
A17/
CAD16
98
E12
TTL
I/O
Socket
_Vcc
CardBus
spec.
A16/
CCLK#
108
B12
TTL
I/O
Socket
_Vcc
CardBus
spec.