Data Sheet

672
Atmel | SMART SAM D21 [DATASHEET]
Atmel-42181G–SAM-D21_Datasheet–09/2015
Figure 30-22.Fault Blanking in RAMP1 Operation with Inverted Polarity
z Fault Qualification can be enabled using Faultn Qualification bit in Recoverable Faultn Configuration
register (FCTRLn.QUAL). When the recoverable fault qualification is enabled (FCTRLn.QUAL), the fault
input is disabled all the time the corresponding channel output has an inactive level, as shown in Figure 30-
23.
Figure 30-23.Fault Qualification in RAMP1 Operation
COUNT
"match"
ZERO
"clear" update
FaultA Input
CC0
TOP
WO[0]
CMP0
FCTRLA.BLANKVAL = 0
FCTRLA.BLANKVAL > 0 FCTRLA.BLANKVAL > 0
9 9 9- -FaultA Blanking
x x x x
9
"Fault input enabled"
-
"Fault input disabled"
x
"Fault discarded"
COUNT
MAX
TOP
ZERO
Fault Input A
CC0
9 - 9 9 9 9- - --
9
- 9 9
9
9- - -Fault B Input Qual - -
Fault Input B
xxx
xxxxxx
x
xx
xx
xx
x
xx
xx
xx
x
x
x
xx
CC1
Fault A Input Qual
"match"
"clear" update
9
"Fault input enabled"
-
"Fault input disabled"
x
"Fault discarded"