PIC16C782 Microchip Technology Inc., PIC16C782 Datasheet - Page 43

• Manufacturer Part Number: PIC16C782
• Description: 8-bit Cmos Microcontrollers With A/d, D/a, Opamp, Comparators And Psmc
• Manufacturer: Microchip Technology Inc.

FIGURE 3-13:
2001 Microchip Technology Inc.
Data Bus
WR WPUB
RD WPUB
WR PORTB
WR TRISB
RD TRISB
RD IOCB
WR IOCB
RD PORTB
BLOCK DIAGRAM OF RB4 PIN
PORTB Reg.
TRISB<4>
WPUB Reg.
TRIS Reg.
IOCB Reg.
D
D
D
CK
D
CK
CK
CK
0
1
Q
Q
Q
Q
Q
Q
Q
Q
Set
RBIF
FUNCTION
Digital Out
Digital In
Preliminary
RBPU
...
From other
RB<7:0> pins
Q
PORTB<4> READ
EN
EN
D
Pin
Pin
V
V
P
N
SS
DD
PIC16C781/782
Q
Q
EN
EN
D
D
V
P
DD
Weak
Pull-up
TTL
V
V
Q3
DS41171A-page 41
Q1
DD
SS
RB4