PIC16F1946 Datasheet, PDF (176/440 Pages) Microchip Technology – 64-Pin Flash-Based, 8-Bit CMOS Microcontrollers with LCD Driver and nanoWatt XLP Technology

PIC16F/LF1946/47
FIGURE 17-2: COMPARATOR MODULE SIMPLIFIED BLOCK DIAGRAM
CxNCH<1:0>
2
CxON⁽¹⁾
CXIN0-
0
CXIN1-
CXIN2-
1
MUX
2 ⁽²⁾
CXIN3-
CXIN+
DAC
FVR Buffer2
VSS
3
0
MUX
1 (2)
2
3
CxVN _-
+
CxVP
Cx⁽³⁾
CxHYS
CxSP
CxON
CXPCH<1:0>
2
CXPOL
Interrupt
det
CxINTP
Interrupt
det
CxINTN
Set CxIF
DQ
Q1 EN
CXOUT
MCXOUT
To Data Bus
To ECCP PWM Logic
CXSYNC
0
DQ
1
(from Timer1)
T1CLK
CXOE
TRIS bit
CXOUT
To Timer1 or SR Latch
SYNCCXOUT
Note 1:
2:
3:
When CxON = 0, the Comparator will produce a ‘0’ at the output.
When CxON = 0, all multiplexer inputs are disconnected.
Output of comparator can be frozen during debugging.
DS41414A-page 174
Preliminary
 2010 Microchip Technology Inc.