PIC18F23K20-E/MLQTP MICROCHIP [Microchip Technology], PIC18F23K20-E/MLQTP Datasheet - Page 272

• Manufacturer Part Number: PIC18F23K20-E/MLQTP
• Description: 28/40/44-Pin Flash Microcontrollers with 10-Bit A/D and nanoWatt Technology
• Manufacturer: MICROCHIP [Microchip Technology]

PIC18F2XK20/4XK20
FIGURE 20-3:
DS41303B-page 270
FIGURE 20-2:
CV
C1RSEL
FVR
CV
FVR
C2RSEL
REF
REF
C12IN0-
C12IN1-
C12IN2-
C12IN3-
C12IN0-
C12IN1-
C12IN2-
C12IN3-
C1IN+
C2IN+
C1CH<1:0>
C2CH<1:0>
0
1
0
1
MUX
MUX
COMPARATOR C1 SIMPLIFIED BLOCK DIAGRAM
COMPARATOR C2 SIMPLIFIED BLOCK DIAGRAM
C1V
C2V
C1R
C2R
0
1
2
3
0
1
REF
REF
Note 1:
0
1
MUX
0
1
2
3
2
MUX
Note 1:
MUX
2
MUX
2:
3:
4:
2:
3:
4:
C2V
C2V
When C2ON = 0, the C2 comparator will produce a ‘0’ output to the XOR Gate.
Output shown for reference only. See I/O port pin block diagram for more detail.
Q1 and Q3 are phases of the four-phase system clock (F
Q1 is held high during Sleep mode.
C1V
C1V
When C1ON = 0, the C1 comparator will produce a ‘0’ output to the XOR Gate.
Output shown for reference only. See I/O port pin block diagram for more detail.
Q1 and Q3 are phases of the four-phase system clock (F
Q1 is held high during Sleep mode.
C2SP
IN
IN
C1SP
IN
IN
-
+
-
+
Advance Information
C2
+
-
C2ON
C1
C1ON
C2POL
(1)
C1POL
(1)
Q3*RD_CM2CON0
Q3*RD_CM1CON0
Q1
Q1
NRESET
C2OUT
D
EN
Reset
D
EN
C1OUT
Q
Q
D
EN
CL
D
EN
CL
Q
Q
© 2007 Microchip Technology Inc.
OSC
RD_CM2CON0
OSC
RD_CM1CON0
C2OE
).
To PWM Logic
).
To PWM Logic
C1OE
Data Bus
Set C2IF
C2OUT pin
Data Bus
Set C1IF
C1OUT pin
To
To
(2)
(2)