F81867 Datasheet, PDF (283/315 Pages) Feature Integration Technology Inc. – 6 UARTs μSuper IO With 128 Bytes FIFO and Power Saving Functions

5-4 GPIO76_FUNC_SEL R/W 5VSB
3-2 GPIO75_FUNC_SEL R/W 5VSB
1-0 GPIO74_FUNC_SEL R/W 5VSB
F81867
0
These two bits are used for host and μC communication. μC could used
these two bits to decide which function GOPIO76 is.
These two bits are used for host and μC communication. μC could used
0 _{these two bits to decide which function GOPIO75 is.}
0
These two bits are used for host and μC communication. μC could used
these two bits to decide which function GOPIO74 is.
GPIO8 Function Select 1 Register ⎯ offset AEh
Bit
Name
R/W Reset Default
Description
7-6 GPIO83_FUNC_SEL R/W 5VSB
0 ^{These two bits are used for host and μC communication. μC could used}
these two bits to decide which function GOPIO83 is.
5-4 GPIO82_FUNC_SEL R/W 5VSB
0
These two bits are used for host and μC communication. μC could used
these two bits to decide which function GOPIO82 is.
3-2 GPIO81_FUNC_SEL R/W 5VSB
These two bits are used for host and μC communication. μC could used
0 _{these two bits to decide which function GOPIO81 is.}
1-0 GPIO80_FUNC_SEL R/W 5VSB
0
These two bits are used for host and μC communication. μC could used
these two bits to decide which function GOPIO80 is.
GPIO8 Function Select Register ⎯ offset AFh
Bit
Name
R/W Reset Default
Description
7-6 GPIO87_FUNC_SEL R/W 5VSB
0 ^{These two bits are used for host and μC communication. μC could used}
these two bits to decide which function GOPIO87 is.
5-4 GPIO86_FUNC_SEL R/W 5VSB
0
These two bits are used for host and μC communication. μC could used
these two bits to decide which function GOPIO86 is.
3-2 GPIO85_FUNC_SEL R/W 5VSB
These two bits are used for host and μC communication. μC could used
0 _{these two bits to decide which function GOPIO85 is.}
1-0 GPIO84_FUNC_SEL R/W 5VSB
0
These two bits are used for host and μC communication. μC could used
these two bits to decide which function GOPIO84 is.
7.20.11 KBC μC Side Register (Base Address 0x2200, 256 bytes)
Output Buffer Register ⎯ Offset 00h
Bit
Name
R/W Reset Default
Description
7-0 μC_OUTPUT_BUF R/W 5VSB 0 The code μC write to KBC. After write this byte, KBC OBF will be set.
KBC Control Register ⎯ Offset 01h
Bit
Name
R/W Reset Default
Description
This bit is set by writing μC_OUTPUT_BUF when MO_DATE_EN is
7
μC_KB_OBF
R/W 5VSB
0 disabled.
It will auto cleared when the host read 0x60 port.
This bit is set by write μC_OUTPUT_BUF when MO_DATE_EN is enabled.
6
μC_MO_OBF R/W 5VSB 0
It will auto cleared when the host read 0x60 port.
5
μC_DIS_OBF R/W 5VSB 0 Set “1” to disable PS/2 to set OBF flag.
0: μC_OUTPUT_BUF is the keyboard data.
4
MO_DATA_EN R/W 5VSB 0
1: μC_OUTPUT_BUF is the mouse data.
283
Dec, 2011
V0.12P