PIC16F722 Datasheet, PDF (15/302 Pages) Microchip Technology – 28/40/44-Pin Flash Microcontrollers with nanoWatt XLP Technology

PIC16F72X/PIC16LF72X
FIGURE 1-2:
PIC16F724/727/PIC16LF724/727 BLOCK DIAGRAM
Configuration
Flash
Program
Memory
13
Program Counter
8 Level Stack
(13-bit)
Data Bus
8
RAM
PORTA
Program
Bus
14
IInnssttrruuccttiioonn Rreegg
RAM Addr
9
Addr MUX
Direct Addr ⁷
Indirect
8 Addr
FFSSRRrRegeg
SSTTAATTUUSS Rreegg
8
PORTB
PORTC
OSC1/CLKIN
OSC2/CLKOUT
Instruction
DDeecocoddeea&nd
Control
Timing
Generation
Internal
Oscillator
Block
Power-up
Timer
Oscillator
Start-up Timer
Power-on
Reset
Watchdog
Timer
Brown-out
Reset
LDO⁽¹⁾
Regulator
3
MUX
ALU
8
W Reg
CCP1
CCP1
PORTD
PORTE
T1OSI
T1OSO
MCLR VDD VSS ^CCP2
Timer1
32 kHz
Oscillator
T0CKI
T1G T1CKI
CCP2
TX/CK RX/DT
RA0
RA1
RA2
RA3
RA4
RA5
RA6
RA7
RB0
RB1
RB2
RB3
RB4
RB5
RB6
RB7
RC0
RC1
RC2
RC3
RC4
RC5
RC6
RC7
RD0
RD1
RD2
RD3
RD4
RD5
RD6
RD7
RE0
RE1
RE2
RE3
SDI/ SCK/
SDO SDA SCL SS
VREF
Timer0
Timer1
Timer2
AUSART
Synchronous
Serial Port
Analog-To-Digital Converter
AN0 AN1 AN2 AN3 AN4 AN5 AN6 AN7 AN8 AN9 AN10 AN11 AN12 AN13
Capacitive Sensing Module
CPS0 CPS1 CPS2 CPS3 CPS4 CPS5 CPS6 CPS7 CPS8 CPS9 CPS10 CPS11 CPS12 CPS13 CPS14 CPS15
Note 1: PIC16F724/727 only.
© 2009 Microchip Technology Inc.
DS41341E-page 15