Datasheet

970
42023E–SAM–07/2013
ATSAM4L8/L4/L2
37.3 Block Diagram
Figure 37-1. ACIFC Block Diagram
37.4 I/O Lines Description
...
TRIGGER
PERUIPHERAL
EVENTS
IRQ
Peripheral Bus
ACIFC
Analog
Comparators
PERIPHERAL
EVENT
GENERATION
-
+
AC0
INN
INP
AC0_INSELN
-
+
AC1
INN
INP
AC1_INSELN
INTERRUPT
GENERATION
CLK_ACIFC
ACTEST
ACTEST1
ACTEST0
ACAN0
A
C
A
P
0
ACBP0
ACBN0
ACOUT0
ACOUT1
AC0_HYS
AC0_FAST
AC1_HYS
AC1_FAST
Table 37-1. I/O Line Description
Pin Name Pin Description Type
ACAPx Positive reference pin for Analog Comparator x Analog
ACANx Negative reference pin for Analog Comparator x Analog
ACBPx Positive reference pin for Analog Comparator x Analog
ACBNx Negative reference pin for Analog Comparator x Analog
Table 37-2. Pin Mapping
Channel Pins (Normal Mode) Window pair Pins (Window Mode)
0 ACAP0, ACAN0
0 ACAP0, ACBN0
1 ACBP0, ACBN0
2 ACAP1, ACAN1
1 ACAP1, ACBN1
3 ACBP1, ACBN1