spd6722qcce Intel Corporation, spd6722qcce Datasheet - Page 49

• Manufacturer Part Number: spd6722qcce
• Description: Isa-to-pc-card Pcmcia Controllers
• Manufacturer: Intel Corporation

Datasheet
PWRGOOD
Table 12. Enabling of Socket Power Controls
Table 13. Enabling of Outputs to Card Socket
Level
High
High
High
High
Low
V
CC
Card Enable
Auto-Power
PWRGOOD
V
Bit Name
Bit 4:
CC
Power
X
0
1
1
1
Level
High
High
High
High
High
Power Control
Low
Power
Register
Auto- Power
Bit 5:
X
X
0
1
1
Active Low
Value
-CD2 Both
-CD1 and
1
1
1
Yes
Yes
Yes
Yes
No
X
Active Low
-CD2 Both
-CD1 and
Description
Enables V
page
Enables Auto-power mode
Enables socket output drivers
Yes
No
X
X
X
50)
ISA-to-PC-Card (PCMCIA) Controllers — PD6710/’22
V
CC
CC
Bit 4:
Power Control Register
Power
X
X
0
0
1
1
to level described by V
Bit 6: Card Power
Interface Status
(see page 47)
Register
On
0
0
1
0
1
Card Enable
Bit 7:
X
X
0
0
1
1
CC
Misc Control 1
Misc Control 1
3.3V (see
Activated per
Activated per
register, bit 1
register, bit 1
Inactive high
Inactive high
Inactive high
-VCC_3
-VCC_5
Levels
and
“Bit 4 — VCC Power” on
Outputs to Socket
High impedance
High impedance
High impedance
High impedance
PD67XX Signal
Enabled
Enabled
VPP1_PGM and
Power Control
Power Control
Activated per
Activated per
Inactive low
Inactive low
VPP1_VCC
Inactive low
bits 1 and 0
bits 1 and 0
register,
register,
Levels
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