Legacy-Free Keyboard/Embedded Controller with SPI and LPC Docking Interface
20.4.2.1 LGPIO Group G Registers
Table 20.16 LPC LGPIO Direction Register G
BASE
HOST ADDRESS
ADDR. + 0
N/A
8051 ADDRESS
POWER
VCC2
0x00
DEFAULT
BIT
D7
D6
D5
D4
D3
R/W
D2
R/W
D1
R/W
D0
R/W
R
R
R
R
HOST TYPE
Reserved
Reserved Reserved Reserved LGPIO53 LGPIO52 LGPIO51 LGPIO50
1=output 1=output 1=output 1=output
BIT NAME
0=input
0=input
0=input
0=input
Table 20.17 LPC LGPIO Input Register G
BASE
HOST ADDRESS
ADDR. + 1
N/A
8051 ADDRESS
POWER
VCC2
N/A
DEFAULT
BIT
D7
D6
D5
D4
D3
D2
D1
D0
R
R
R
R
R
R
R
R
HOST TYPE
Reserved
Reserved Reserved Reserved LGPIO53 LGPIO52 LGPIO51 LGPIO50
BIT NAME
IN
IN
IN
IN
Revision 1.1 (01-14-03)
228
SMSC LPC47N350
DATASHEET
SMSC [ SMSC CORPORATION ]
