PIC16F72X/PIC16LF72X
FIGURE 1-1:
PIC16F722/723/726/PIC16LF722/723/726 BLOCK DIAGRAM
Configuration
13
Program Counter
Flash
Program
Memory
Data Bus
8
PORTA
RA0
RA1
RA2
RA3
RA4
RA5
RA6
RA7
PORTB
RB0
RB1
RB2
RB3
RB4
RB5
RB6
RB7
RC0
RC1
RC2
RC3
RC4
RC5
RC6
RC7
PORTE
RE3
W Reg
W reg
8 Level Stack
(13-bit)
RAM
Program
Bus
14
Instruction Reg
Instruction reg
Direct Addr
7
RAM Addr
9
Addr MUX
8
Indirect
Addr
FSR Reg
FSR reg
STATUS Reg
STATUS reg
8
3
PORTC
Power-up
Timer
Instruction
Decode and
Decode &
Control
OSC1/CLKIN
OSC2/CLKOUT
Timing
Generation
Oscillator
Start-up Timer
Power-on
Reset
Watchdog
Timer
Brown-out
Reset
LDO
(1)
Regulator
8
MUX
ALU
Internal
Oscillator
Block
CCP1
CCP1
MCLR V
DD
T1OSI
T1OSO
T0CKI
V
SS
CCP2
CCP2
Timer1
32 kHz
Oscillator
TX/CK RX/DT
T1G
T1CKI
SDI/ SCK/
SDO SDA SCL
SS
V
REF
Timer0
Timer1
Timer2
AUSART
AUSART
Synchronous
Serial Port
Analog-To-Digital Converter
Capacitive Sensing Module
AN0 AN1 AN2 AN3 AN4 AN8 AN9 AN10 AN11 AN12 AN13
CPS0 CPS1 CPS2 CPS3 CPS4 CPS5 CPS6 CPS7
Note
1:
PIC16F722/723/726 only.
DS41341E-page 14
©
2009 Microchip Technology Inc.
MICROCHIP [ MICROCHIP TECHNOLOGY ]
