F81866A
7.7.5.GPIO1x Configuration Registers
Register
Default Value
Register Name
0x[HEX]
MSB
LSB
E0
GPIO1 Output Enable Register
GPIO1 Output Data Register
GPIO1 Pin Status Register
GPIO1 Drive Enable Register
GPIO1 SMI Enable Register
GPIO1 SMI Status Register
0
0
1
-
0
1
-
0
1
-
0
1
-
0
1
-
0
1
-
0
1
-
E1
E2
E3
E8
E9
1
-
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7.7.5.1GPIO1 Output Enable Register ⎯ Index E0h
Bit
Name
R/W Reset Default
Description
0: GPIO17 is in input mode.
1: GPIO17 is in output mode.
7
GPIO17_OE
R/W 5VSB
R/W 5VSB
R/W 5VSB
R/W 5VSB
R/W 5VSB
R/W 5VSB
R/W 5VSB
R/W 5VSB
0
0
0
0
0
0
0
0
0: GPIO16 is in input mode.
1: GPIO16 is in output mode.
6
5
4
3
2
1
0
GPIO16_OE
GPIO15_OE
GPIO14_OE
GPIO13_OE
GPIO12_OE
GPIO11_OE
GPIO10_OE
0: GPIO15 is in input mode.
1: GPIO15 is in output mode.
0: GPIO14 is in input mode.
1: GPIO14 is in output mode.
0: GPIO13 is in input mode.
1: GPIO13 is in output mode.
0: GPIO12 is in input mode.
1: GPIO12 is in output mode.
0: GPIO11 is in input mode.
1: GPIO11 is in output mode.
0: GPIO10 is in input mode.
1: GPIO10 is in output mode.
7.7.5.2GPIO1 Output Data Register ⎯ Index E1h (This byte could be also written by base address + 7)
Bit
Name
R/W Reset Default
Description
0: GPIO17 outputs 0 when in output mode.
1: GPIO17 outputs1 when in output mode.
7
GPIO17_VAL
R/W 5VSB
R/W 5VSB
R/W 5VSB
R/W 5VSB
R/W 5VSB
1
1
1
1
1
0: GPIO16 outputs 0 when in output mode.
1: GPIO16 outputs1 when in output mode.
6
5
4
3
GPIO16_VAL
GPIO15_VAL
GPIO14_VAL
GPIO13_VAL
0: GPIO15 outputs 0 when in output mode.
1: GPIO15 outputs 1 when in output mode.
0: GPIO14 outputs 0 when in output mode.
1: GPIO14 outputs 1 when in output mode.
0: GPIO13 outputs 0 when in output mode.
1: GPIO13 outputs 1 when in output mode.
148
Jan, 2012
V0. 12P
FINTEK [ FEATURE INTEGRATION TECHNOLOGY INC. ]
