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Figure 4-14. Format of Pull-Up Resistor Option Register (PU0, PU2 to PU5, PU7)
Address: FF30H After reset: 00H
Symbol
7
PU0
0
Address: FF32H After reset: 00H
Symbol
7
PU2
0
Address: FF33H After reset: 00H
Symbol
7
PU3
0
Address: FF34H After reset: 00H
Symbol
7
PU4
PU47
Address: FF35H After reset: 00H
Symbol
7
PU5
PU57
Address: FF37H After reset: 00H
Symbol
7
PU7
0
PUmn
0
1
88
CHAPTER 4 PORT FUNCTIONS
R/W
6
5
0
0
R/W
6
5
0
PU25
PU24
R/W
6
5
PU36
PU35
PU34
R/W
6
5
PU46
PU45
PU44
R/W
6
5
PU56
PU55
PU54
R/W
6
5
0
PU75
PU74
Pmn pin on-chip pull-up resistor selection (m = 0, 2 to 5, 7; n = 0 to 7)
On-chip pull-up resistor not used
On-chip pull-up resistor used
Preliminary User's Manual U16035EJ1V0UM
4
3
2
0
PU03
PU02
4
3
2
PU23
PU22
4
3
2
0
0
4
3
2
PU43
PU42
4
3
2
PU53
PU52
4
3
2
PU73
PU72
1
0
PU01
PU00
1
0
PU21
PU20
1
0
0
0
1
0
PU41
PU40
1
0
PU51
PU50
1
0
PU71
PU70
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