SAM3X8E Atmel Corporation, SAM3X8E Datasheet - Page 667

• Manufacturer Part Number: SAM3X8E
• Manufacturer: Atmel Corporation

31.7.27
Name:
Address:
Access:
• P0-P31: Glitch or Debouncing Filter Selection Status
0: The Glitch Filter is able to filter glitches with a duration < Tmck2.
1: The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.
31.7.28
Name:
Address:
Access:
• DIV: Slow Clock Divider Selection for Debouncing
Tdiv_slclk = 2*(DIV+1)*Tslow_clock.
11057A–ATARM–17-Feb-12
11057A–ATARM–17-Feb-12
DIV7
P31
P23
P15
P7
31
23
15
31
23
15
7
7
-
-
-
PIO Glitch or Debouncing Input Filter Selection Status Register
PIO Slow Clock Divider Debouncing Register
PIO_IFDGSR
0x400E0E88 (PIOA), 0x400E1088 (PIOB), 0x400E1288 (PIOC), 0x400E1488 (PIOD), 0x400E1688 (PIOE),
0x400E1888 (PIOF)
Read-only
PIO_SCDR
0x400E0E8C (PIOA), 0x400E108C (PIOB), 0x400E128C (PIOC), 0x400E148C (PIOD),
0x400E168C (PIOE), 0x400E188C (PIOF)
Read-Write
DIV6
P30
P22
P14
P6
30
22
14
30
22
14
6
6
-
-
-
DIV13
DIV5
P29
P21
P13
P5
29
21
13
29
21
13
5
5
-
-
DIV12
DIV4
P28
P20
P12
P4
28
20
12
28
20
12
4
4
-
-
DIV11
DIV3
P27
P19
P11
P3
27
19
11
27
19
11
3
3
-
-
DIV10
DIV2
P26
P18
P10
P2
26
18
10
26
18
10
2
2
-
-
DIV9
DIV1
P25
P17
P9
P1
25
17
25
17
9
1
9
1
-
-
SAM3X/A
SAM3X/A
DIV8
DIV0
P24
P16
P8
P0
24
16
24
16
8
0
8
0
-
-
667
667