Legacy-Free Keyboard/Embedded Controller with SPI and LPC Docking Interface
Table 20.6 GPIO Output Register B
N/A
HOST ADDRESS
8051 ADDRESS
POWER
0x7F1C
VCC1
0x00
DEFAULT
BIT
D7
D6
D5
D4
D3
D2
D1
D0
-
-
-
-
-
-
-
-
HOST TYPE
8051 TYPE
BIT NAME
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
GPIO 15
GPIO 14 GPIO 13 GPIO 12 GPIO 11 GPIO 10 GPIO 9 GPIO 8
Table 20.7 GPIO Input Register B
N/A
HOST ADDRESS
8051 ADDRESS
POWER
0x7F1D
VCC1
N/A
DEFAULT
BIT
D7
D6
D5
D4
D3
D2
D1
D0
-
-
-
-
-
-
-
-
HOST TYPE
8051 TYPE
R
R
R
R
R
R
R
R
status of
pin
status
of pin
status
of pin
status
of pin
status
of pin
status
of pin
status
of pin
status
of pin
GPIO8
BIT NAME
GPIO15
GPIO14 GPIO13 GPIO12 GPIO11
GPIO10 GPIO9
Revision 1.1 (01-14-03)
222
SMSC LPC47N350
DATASHEET