47
MC95FG308 / MC95FG208
ABOV Semiconductor Co., Ltd.
9.3
Px Port
9.3.1
Px Port Description
Px is 8-bit I/O port. Px control registers consist of Data register (Px), direction register (PxIO), debounce enable
register (PxDB), pull-up register selection register (PxPU), open-drain selection register (PxOD), pin change interrupt
register (PCI0).
9.3.2
Register description for Px
Px (Px Data Register) : 80H, 88H, 90H, 98H
7
6
5
4
3
2
1
0
Px7
Px6
Px5
Px4
Px3
Px2
Px1
Px0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Initial value : 00H
Px[7:0]
I/O Data
PxIO (Px Direction Register) : 89H, 91H, 99H, A1H
7
6
5
4
3
2
1
0
Px7IO
Px6IO
Px5IO
Px4IO
Px3IO
Px2IO
Px1IO
Px0IO
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Initial value : 00H
PxIO[7:0]
Px data I/O direction.
0
Input
1
Output
PxPU (Px Pull-up Resistor Selection Register) : 2F00H ~ 2F03H
7
6
5
4
3
2
1
0
Px7PU
Px6PU
Px5PU
Px4PU
Px3PU
Px2PU
Px1PU
Px0PU
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Initial value : 00H
PxPU[7:0]
Configure pull-up resistor of Px port
0
Disable
1
Enable
PxOD (Px Open-drain Selection Register) : 2F0CH ~ 2F0FH
7
6
5
4
3
2
1
0
Px7OD
Px6OD
Px5OD
Px4OD
Px3OD
Px2OD
Px1OD
Px0OD
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Initial value : 00H
PxOD[7:0]
Configure open-drain of Px port
0
Disable
1
Enable
Содержание MC95FG208 Series
Страница 14: ...14 MC95FG308 MC95FG208 ABOV Semiconductor Co Ltd 4 Package Diagram Figure 4 1 32 Pin SOP Package...
Страница 15: ...15 MC95FG308 MC95FG208 ABOV Semiconductor Co Ltd Figure 4 2 32 Pin QFN Package...
Страница 16: ...16 MC95FG308 MC95FG208 ABOV Semiconductor Co Ltd Figure 4 3 32 Pin LQFP Package...
Страница 17: ...17 MC95FG308 MC95FG208 ABOV Semiconductor Co Ltd Figure 4 4 28 Pin SOP Package...
Страница 18: ...18 MC95FG308 MC95FG208 ABOV Semiconductor Co Ltd Figure 4 5 28 Pin SOP Package continue...
Страница 19: ...19 MC95FG308 MC95FG208 ABOV Semiconductor Co Ltd Figure 4 6 28 Pin SOP Package...
Страница 20: ...20 MC95FG308 MC95FG208 ABOV Semiconductor Co Ltd Figure 4 7 28 Pin TSSOP Package...
Страница 21: ...21 MC95FG308 MC95FG208 ABOV Semiconductor Co Ltd Figure 4 8 20 Pin SOP Package...
Страница 22: ...22 MC95FG308 MC95FG208 ABOV Semiconductor Co Ltd Figure 4 9 20 Pin TSSOP Package...
Страница 23: ...23 MC95FG308 MC95FG208 ABOV Semiconductor Co Ltd Figure 4 10 16 Pin SOP Package...
Страница 24: ...24 MC95FG308 MC95FG208 ABOV Semiconductor Co Ltd Figure 4 11 16 Pin TSSOP Package...