Datasheet

239
32142D–06/2013
ATUC64/128/256L3/4U
13.7.17 Wake Cause Register
Name:
WCAUSE
Access Type: Read-only
Offset: 0x184
Reset Value: Latest Wake Source
A bit in this register is set on wake up caused by the peripheral referred to in Table 13-12 on page 239.
31 30 29 28 27 26 25 24
WCAUSE[31:24]
23 22 21 20 19 18 17 16
WCAUSE[23:16]
15 14 13 12 11 10 9 8
WCAUSE[15:8]
76543210
WCAUSE[7:0]
Table 13-12. Wake Cause
Bit Wake Cause
0CAT
1ACIFB
2 ADCIFB
3TWI Slave 0
4TWI Slave 1
5 WAKE_N
6 ADCIFB Pen Detect
7 USBC
15:8 -
16 EIC
17 AST
31:18 -