SAM3N0C Atmel Corporation, SAM3N0C Datasheet - Page 411

• Manufacturer Part Number: SAM3N0C
• Manufacturer: Atmel Corporation

26.7.21
Name:
Addresses:
Access:
This register can only be written if the WPEN bit is cleared in
• P0-P31: Pull Up Disable.
0 = No effect.
1 = Disables the pull up resistor on the I/O line.
26.7.22
Name:
Addresses:
Access:
This register can only be written if the WPEN bit is cleared in
• P0-P31: Pull Up Enable.
0 = No effect.
1 = Enables the pull up resistor on the I/O line.
11011A–ATARM–04-Oct-10
11011A–ATARM–04-Oct-10
P31
P23
P15
P31
P23
P15
P7
P7
31
23
15
31
23
15
7
7
PIO Pull Up Disable Register
PIO Pull Up Enable Register
P30
P22
P14
P30
P22
P14
P6
P6
30
22
14
30
22
14
PIO_PUDR
0x400E0E60 (PIOA), 0x400E1060 (PIOB), 0x400E1260 (PIOC)
Write-only
6
PIO_PUER
0x400E0E64 (PIOA), 0x400E1064 (PIOB), 0x400E1264 (PIOC)
Write-only
6
P29
P21
P13
P29
P21
P13
P5
P5
29
21
13
29
21
13
5
5
P28
P20
P12
P28
P20
P12
P4
P4
28
20
12
28
20
12
4
4
“PIO Write Protect Mode Register”
“PIO Write Protect Mode Register”
P27
P19
P11
P27
P19
P11
P3
P3
27
19
11
27
19
11
3
3
P26
P18
P10
P26
P18
P10
P2
P2
26
18
10
26
18
10
2
2
.
.
P25
P17
P25
P17
P9
P1
P9
P1
25
17
25
17
9
1
9
1
SAM3N
SAM3N
P24
P16
P24
P16
P8
P0
P8
P0
24
16
24
16
8
0
8
0
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