PIC16F636T-I Datasheet, PDF (74/234 Pages) Microchip Technology – 8/14-Pin, Flash-Based 8-Bit CMOS Microcontrollers with nanoWatt Technology

PIC12F635/PIC16F636/639
FIGURE 7-3:
COMPARATOR C1 OUTPUT BLOCK DIAGRAM (PIC16F636/639)
C1INV
C1
To C1OUT pin
DQ
Q1
EN
RD CMCON0
DQ
Q3*RD CMCON0 _EN
CL
Reset
Note 1: Q1 and Q3 are phases of the four-phase system clock (FOSC).
2: Q1 is held high during Sleep mode.
To Data Bus
Set C1IF bit
FIGURE 7-4:
COMPARATOR C2 OUTPUT BLOCK DIAGRAM (PIC16F636/639)
C2INV
C2
DQ
Timer1
clock source⁽¹⁾
C2SYNC
0
1
To Timer1 Gate
To C2OUT pin
DQ
Q1
EN
DQ
Q3*RD CMCON0 _EN
CL
Reset
To Data Bus
RD CMCON0
Set C2IF bit
Note 1: Comparator output is latched on falling edge of Timer1 clock source.
2: Q1 and Q3 are phases of the four-phase system clock (FOSC).
3: Q1 is held high during Sleep mode.
DS41232D-page 72
© 2007 Microchip Technology Inc.