Datasheet

53
[Not recommended for new designs - Use XMEGA A1U series] XMEGA A1 [DATASHEET]
8067O–AVR–06/2013
Figure 28-1. Analog comparator overview
The window function is realized by connecting the external inputs of the two analog comparators in a pair as shown in
Figure 28-2.
Figure 28-2. Analog comparator window function
ACnMUXCTRL
ACnCTRL
Interrupt
Mode
Enable
Enable
Hysteresis
Hysteresis
AC1OUT
WINCTRL
Interrupt
Sensititivity
Control
&
Window
Function
Events
Interrupts
AC0OUT
Pin Input
Pin Input
Pin Input
Pin Input
Voltage
Scaler
DAC
Bandgap
+
-
+
-
AC0
+
-
AC1
+
-
Input signal
Upper limit of window
Lower limit of window
Interrupt
sensitivity
control
Interrupts
Events