SWDT I/O Interface Signals

Versal ACAP Technical Reference Manual (AM011)
Document ID
AM011
Release Date
2022-12-16
Revision
1.5 English

The prefix on the I/O signal names are mapped to the watchdog timer instances as follows:

  • SWDT0 is LPD_SWDT
  • SWDT1 is FPD_SWDT

The SWDT I/O signals are available on the PMC and LPD MIO pins as shown in the following table and in the tables in the MIO-at-a-Glance Tables section. The signals are described in the Signals to the Timer section.

Table 1. SWDT Controller I/O Interface Signals
MIO EMIO
Signal Name I/O PMC MIO Pin LPD MIO MIO-at-a-Glance Table Signal Name I/O
A B C D E F

SWDT0_CLK
SWDT1_CLK

 I

0
6

12
18

26
32

38
44

0
6

12
18

 0   I

SWDT0_RST
SWDT1_RST

 O

1
7

13
19

27
33

39
45

1
7

13
19

 1

FMIOWDTRESET
FMIOFPDWWDTRESET

 O

SWDT0_RST_PEND
SWDT1_RST_PEND

 O

2
8

14
20 or 21

28
34

40
46

2
8

14
20

 2

FMIOWWDTRESETPENDING
FMIOFPDWWDTRESETPENDING

 O

SWDT0_INT
SWDT1_INT

 O

3
9

15
na

29
35

41
47

3
9

15
21

 3

FMIOWWDTINTERRUPT
FMIOFPDWWDTINTERRUPT

 O

SWDT0_GWS0
SWDT1_GWS0

 O

144
10

16
22

30
36

42
48

4
10

16
22

 4

FMIOGWDTWS0
FMIOFPDGWDTWS0

 O

SWDT0_GWS1
SWDT1_GWS1

 O

5
11

17
23

31
37

43
49

5
11

17
23

 5

FMIOGWDTWS1
FMIOFPDGWDTWS1

 O
SWDT0_ERROR O - - - - - - -

PSMERRORTOPL[32]
PSMERRORTOPL[33]