PIC16HV540 Microchip Technology, PIC16HV540 Datasheet - Page 21
PIC16HV540
Manufacturer Part Number
PIC16HV540
Description
Enhanced PIC16C54 EPROM-Based 8-Bit CMOS Microcontroller
Manufacturer
Microchip Technology
Datasheet
1.PIC16HV540.pdf
(85 pages)
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FIGURE 5-3:
FIGURE 5-4:
2000 Microchip Technology Inc.
DATA
BUS
WR
PORTB
W
REG
TRIS
PORTB
DATA
BUS
WR
PORTB
W
REG
TRIS
PORTB
D
D
D
D
CK
CK
CK
CK
BLOCK DIAGRAM OF PORTB<4:6> PINS
BLOCK DIAGRAM OF PORTB<7> PIN
TRIS
Latch
TRIS
Latch
Data
Latch
Data
Latch
Q
Q
Q
Q
Q
Q
Q
Q
RD PORTB
RD PORTB
WAKE-UP ON
PIN CHANGE
Preliminary
Step-up
Step-up
Circuit
Circuit
V
V
Step-down
DD
DD
Circuit
V
DD
V
V
V
V
P
P
N
P
N
DD
SS
DD
SS
Step-down
Circuit
PIC16HV540
V
V
DD
DD
V
V
SS
SS
DS40197B-page 21
RB4-RB6
RB7 pin
pins