PIC16F716-I-P Datasheet, PDF (25/136 Pages) Microchip Technology – 8-bit Flash-based Microcontroller with A/D Converter and Enhanced Capture/Compare/PWM

PIC16F716
FIGURE 3-6:
BLOCK DIAGRAM OF RB3/CCP1/P1A PIN
[PWMA(P1A) / CCP1 Compare] Output Enable
[PWMA(P1A) / CCP1 Compare] Output
1
0
RBPU⁽¹⁾
VDD
P
weak
pull-up
VDD
PWMA(P1A) Auto-shutdown tri-state
Data Latch
VSS
DATA BUS
DQ
WR PORTB
CK Q
WR TRISB
TRIS Latch
DQ
CK Q
RB3/CCP1/P1A
RD TRIS
RD PORTB
CCP – Capture input
Q
D
EN
TTL Buffer
Schmitt Trigger Buffer
Note 1: To enable weak pull-ups, set the appropriate TRIS bit(s) and clear the RBPU bit (OPTION register).
FIGURE 3-7:
BLOCK DIAGRAM OF RB4/ECCPAS0 PIN
RBPU⁽¹⁾
DATA BUS
WR PORTB
WR TRISB
Set RBIF
Data Latch
DQ
CK
TRIS Latch
DQ
CK
RD TRIS
RD PORT
VDD
P
weak
pull-up
VDD
TTL
Buffer
VSS
ST
Buffer
Latch
QD
EN
Q1
RB4/ECCPAS0
From other
RB<7:4> pins
QD
EN
ECCPAS0: ECCP Auto-Shutdown input
RD PORT
Q3
Note
1: To enable weak pull-ups, set
the appropriate TRIS bit(s)
and clear the RBPU bit of the
OPTION register.
© 2007 Microchip Technology Inc.
DS41206B-page 23