Philips P89LPC901 Light Therapy Device User Manual


 
Philips Semiconductors
User’s Manual - Preliminary -
P89LPC901/902/903
ANALOG COMPARATORS
2003 Dec 8 76
Figure 10-2: Comparator Input and Output Connections - P89LPC901
Figure 10-3: Comparator Input and Output Connections - P89LPC902
+
-
CIN1A
Comparator
(P0.5) CMPREF
Vref
CN1
Change Detect
CMF1
Interrupt
EC
CO1
+
-
(P0.4) CIN1A
Comparator 1
CO1
OE1
(P0.5) CMPREF
Vref
+
-
(P0.2) CIN2A
Comparator 2
CO2
OE2
CN1
CMP2 (P0.0)
CMP1 (P0.6)
Change Detect
CMF1
Change Detect
CMF2
Interrupt
CN2
EC