F81867 Datasheet, PDF (276/315 Pages) Feature Integration Technology Inc. – 6 UARTs μSuper IO With 128 Bytes FIFO and Power Saving Functions

GPIO7 Pin Status Register ⎯ offset 82h
Bit
Name
R/W Reset Default
Description
7
GPIO77_IN
R
-
- The pin status of GPIO77/STB#.
6
GPIO76_IN
R
-
- The pin status of GPIO76/AFD#.
5
GPIO75_IN
R
-
- The pin status of GPIO75/ERR#.
4
GPIO74_IN
R
-
- The pin status of GPIO74/INIT#.
3
GPIO73_IN
R
-
- The pin status of GPIO73/SLIN#.
2
GPIO72_IN
R
-
- The pin status of GPIO72/ACK#.
1
GPIO71_IN
R
-
- The pin status of GPIO71/BUSY.
0
GPIO70_IN
R
-
- The pin status of GPIO70/PE/FANCTRL3.
GPIO7 Drive Enable Register ⎯ offset 83h
Bit
Name
R/W Reset Default
Description
0: GPIO77 is open drain in output mode.
7 GPIO77_DRV_EN R/W LRESET# 0
1: GPIO77 is push pull in output mode.
0: GPIO76 is open drain in output mode.
6 GPIO76_DRV_EN R/W LRESET# 0
1: GPIO76 is push pull in output mode.
0: GPIO75 is open drain in output mode.
5 GPIO75_DRV_EN R/W LRESET# 0
1: GPIO75 is push pull in output mode.
0: GPIO74 is open drain in output mode.
4 GPIO74_DRV_EN R/W LRESET# 0
1: GPIO74 is push pull in output mode.
0: GPIO73 is open drain in output mode.
3 GPIO73_DRV_EN R/W LRESET# 0
1: GPIO73 is push pull in output mode.
0: GPIO72 is open drain in output mode.
2 GPIO72_DRV_EN R/W LRESET# 0
1: GPIO72 is push pull in output mode.
0: GPIO71 is open drain in output mode.
1 GPIO71_DRV_EN R/W LRESET# 0
1: GPIO71 is push pull in output mode.
0: GPIO70 is open drain in output mode.
0 GPIO70_DRV_EN R/W LRESET# 0
1: GPIO70 is push pull in output mode.
GPIO8 Output Enable Register ⎯ offset 88h
Bit
Name
R/W Reset Default
Description
0: GPIO87 is in input mode.
7
GPIO87_OE
R/W LRESET# 0
1: GPIO87 is in output mode.
0: GPIO86 is in input mode.
6
GPIO86_OE
R/W LRESET# 0
1: GPIO85 is in output mode.
0: GPIO85 is in input mode.
5
GPIO85_OE
R/W LRESET# 0
1: GPIO85 is in output mode.
0: GPIO84 is in input mode.
4
GPIO84_OE
R/W LRESET# 0
1: GPIO84 is in output mode.
0: GPIO83 is in input mode.
3
GPIO83_OE
R/W LRESET# 0
1: GPIO83 is in output mode.
0: GPIO82 is in input mode.
2
GPIO82_OE
R/W LRESET# 0
1: GPIO82 is in output mode.
276
F81867
Dec, 2011
V0.12P