SAM3A8C Atmel Corporation, SAM3A8C Datasheet - Page 664
SAM3A8C
Manufacturer Part Number
SAM3A8C
Description
Manufacturer
Atmel Corporation
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31.7.21
Name:
Address:
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.
31.7.22
Name:
Address:
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.
664
664
P31
P23
P15
P31
P23
P15
P7
P7
31
23
15
31
23
15
7
7
SAM3X/A
SAM3X/A
PIO Pull Up Disable Register
PIO Pull Up Enable Register
PIO_PUDR
0x400E0E60 (PIOA), 0x400E1060 (PIOB), 0x400E1260 (PIOC), 0x400E1460 (PIOD), 0x400E1660 (PIOE),
0x400E1860 (PIOF)
Write-only
PIO_PUER
0x400E0E64 (PIOA), 0x400E1064 (PIOB), 0x400E1264 (PIOC), 0x400E1464 (PIOD), 0x400E1664 (PIOE),
0x400E1864 (PIOF)
Write-only
P30
P22
P14
P30
P22
P14
P6
P6
30
22
14
30
22
14
6
6
P13
P13
P29
P21
P29
P21
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”
P11
P11
P27
P19
P27
P19
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
11057A–ATARM–17-Feb-12
11057A–ATARM–17-Feb-12
P24
P16
P24
P16
P8
P0
P8
P0
24
16
24
16
8
0
8
0
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