SAM4L Datasheet, PDF (965/1185 Pages) ATMEL Corporation – ATSAM ARM-based Flash MCU

37.3 Block Diagram
Figure 37-1. ACIFC Block Diagram
ACAP0
ACAN0
Analog
Comparators
INP
+
AC0
INN _-
AC0_FAST
AC0_HYS
ACTEST0
ACOUT0
AC0_INSELN
ACBP0
ACBN0
INP
+
AC1
INN _-
AC1_FAST
AC1_HYS
ACTEST
ACOUT1
AC1_INSELN
ACTEST1
ATSAM4L4/L2
ACIFC
Peripheral Bus
CLK_ACIFC
INTERRUPT
GENERATION
PERIPHERAL
EVENT
GENERATION
IRQ
TRIGGER
PERUIPHERAL
EVENTS
37.4 I/O Lines Description
Table 37-1. I/O Line Description
Pin Name
Pin Description
ACAPx
Positive reference pin for Analog Comparator x
ACANx
Negative reference pin for Analog Comparator x
ACBPx
Positive reference pin for Analog Comparator x
ACBNx
Negative reference pin for Analog Comparator x
Table 37-2.
Channel
0
1
2
3
Pin Mapping
Pins (Normal Mode)
ACAP0, ACAN0
ACBP0, ACBN0
ACAP1, ACAN1
ACBP1, ACBN1
Window pair
0
1
Pins (Window Mode)
ACAP0, ACBN0
ACAP1, ACBN1
Type
Analog
Analog
Analog
Analog
42023C–SAM–02/2013
965