Atmel SAM4S Xplained Pro Starter and Evaluation Kit ATSAM4S-XPRO ATSAM4S-XPRO Data Sheet
Product codes
ATSAM4S-XPRO
605
SAM4S Series [DATASHEET]
Atmel-11100G-ATARM-SAM4S-Datasheet_27-May-14
31.7.39 PIO Edge Select Register
Name:
PIO_ESR
Address:
0x400E0EC0 (PIOA), 0x400E10C0 (PIOB), 0x400E12C0 (PIOC)
Access:
Write-only
• P0-P31: Edge Interrupt Selection
0: No effect.
1: The interrupt source is an edge-detection event.
1: The interrupt source is an edge-detection event.
31.7.40 PIO Level Select Register
Name:
PIO_LSR
Address:
0x400E0EC4 (PIOA), 0x400E10C4 (PIOB), 0x400E12C4 (PIOC)
Access:
Write-only
• P0-P31: Level Interrupt Selection
0: No effect.
1: The interrupt source is a level-detection event.
1: The interrupt source is a level-detection event.
31
30
29
28
27
26
25
24
P31
P30
P29
P28
P27
P26
P25
P24
23
22
21
20
19
18
17
16
P23
P22
P21
P20
P19
P18
P17
P16
15
14
13
12
11
10
9
8
P15
P14
P13
P12
P11
P10
P9
P8
7
6
5
4
3
2
1
0
P7
P6
P5
P4
P3
P2
P1
P0
31
30
29
28
27
26
25
24
P31
P30
P29
P28
P27
P26
P25
P24
23
22
21
20
19
18
17
16
P23
P22
P21
P20
P19
P18
P17
P16
15
14
13
12
11
10
9
8
P15
P14
P13
P12
P11
P10
P9
P8
7
6
5
4
3
2
1
0
P7
P6
P5
P4
P3
P2
P1
P0