F71862
GPIO3 Drive Enable Register Index C3h
Bit Name R/W Default
7-4 Reserved
Description
-
-
Reserved.
3
2
1
0
GPIO33_DRV_EN
R/W
0
0: GPIO33 is open drain in output mode.
1: GPIO33 is push pull in output mode.
GPIO32_DRV_EN
GPIO31_DRV_EN
GPIO30_DRV_EN
R/W
R/W
R/W
0
0
0
0: GPIO32 is open drain in output mode.
1: GPIO32 is push pull in output mode.
0: GPIO31 is open drain in output mode.
1: GPIO31 is push pull in output mode.
0: GPIO30 is open drain in output mode.
1: GPIO30 is push pull in output mode.
8.8.5
GPIO4 Registers
GPIO4 Output Enable Register Index B0h
Bit Name R/W Default
7-6 Reserved
Description
-
-
Reserved.
5
4
3
2
1
0
GPIO45_OE
GPIO44_OE
GPIO43_OE
GPIO42_OE
GPIO41_OE
GPIO40_OE
R/W
0
0: GPIO45 is in input mode.
1: GPIO45 is in output mode.
R/W
R/W
R/W
R/W
R/W
0
0
0
0
0
0: GPIO44 is in input mode.
1: GPIO44 is in output mode.
0: GPIO43 is in input mode.
1: GPIO43 is in output mode.
0: GPIO42 is in input mode.
1: GPIO42 is in output mode.
0: GPIO41 is in input mode.
1: GPIO41 is in output mode.
0: GPIO40 is in input mode.
1: GPIO40 is in output mode.
GPIO4 Output Data Register Index B1h
Bit Name R/W Default
7-6 Reserved
Description
-
-
Reserved.
5
4
3
2
1
0
GPIO45_VAL
R/W
1
0: GPIO45 outputs 0 when in output mode.
1: GPIO45 outputs 1 when in output mode.
GPIO44_VAL
GPIO43_VAL
GPIO42_VAL
GPIO41_VAL
GPIO40_VAL
R/W
R/W
R/W
R/W
R/W
1
1
1
1
1
0: GPIO44 outputs 0 when in output mode.
1: GPIO44 outputs 1 when in output mode.
0: GPIO43 outputs 0 when in output mode.
1: GPIO43 outputs 1 when in output mode.
0: GPIO42 outputs 0 when in output mode.
1: GPIO42 outputs 1 when in output mode.
0: GPIO41 outputs 0 when in output mode.
1: GPIO41 outputs 1 when in output mode.
0: GPIO40 outputs 0 when in output mode.
1: GPIO40 outputs 1 when in output mode.
91
July, 2008
V.28P
FINTEK [ FEATURE INTEGRATION TECHNOLOGY INC. ]
