ATXMEGA384C3_14 Datasheet, PDF (49/125 Pages) ATMEL Corporation – 8/16-bit Atmel XMEGA C3 Microcontroller

Figure 29-1. Analog Comparator Overview
Pin Input
Pin Input
Voltage
Scaler
+
AC0
-
ACnMUXCTRL
Hysteresis
Enable
Interrupt
Mode
ACnCTRL
WINCTRL
Bandgap
Pin Input
Pin Input
Enable
Hysteresis
+
AC1
-
AC0OUT
Interrupt
Sensititivity
Control
&
Window
Function
Interrupts
Events
AC1OUT
The window function is realized by connecting the external inputs of the two analog comparators in a pair as shown in
Figure 29-2.
Figure 29-2. Analog Comparator Window Function
Upper limit of window
+
AC0
-
Input signal
+
AC1
Lower limit of window _-
Interrupt
sensitivity
control
Interrupts
Events
XMEGA C3 [DATASHEET]
49
Atmel-8361F-AVR-ATxmega384C3-Datasheet–11/2014