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| PIC16LF720_11 Datasheet, PDF (10/244 Pages) Microchip Technology – 20-Pin Flash Microcontrollers with nanoWatt XLP Technology | |||
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PIC16(L)F720/721
FIGURE 1-1:
20-PIN DEVICE BLOCK DIAGRAM FOR PIC16F720/721
Configuration
(PIC16F720
2K x 14
Flash
84K x 14
Program
Memory
Program
Bus
14
IInnssttrruuccttiioonn Rreegg
13
Program Counter
Data Bus
8
8 Level Stack
(13-bit)
RAM
File
(PIC16F720
128 x 8)
Registers
326586 x 8
RAM Addr
9
Addr MUX
Direct Addr 7
Indirect
8 Addr
FFSSRR Rreegg
PORTA
PORTB
SSTTAATTUUSS Rreegg
PORTC
8
CLKIN
CLKOUT
Instruction
Decode &
Control
Timing
Generation
Internal
Oscillator
Block
Power-up
Timer
Power-on
Reset
Watchdog
Timer
Brown-out
Reset
LDO
Regulator
3
MUX
ALU
8
WW Rreegg
MCLR VDD VSS
CCP1
CCP1
PMDATL
Self read/
write Flash
memory
EEADDR
RA0
RA1
RA2
RA3
RA4
RA5
RB4
RB5
RB6
RB7
RC0
RC1
RC2
RC3
RC4
RC5
RC6
RC7
T0CKI
T1G T1CKI
TX/CK RX/DT
ICSPDAT
ICSPCLK
SDI/ SCK/
SDO SDA SCL SS
Timer0
Timer1
Timer2
AUSART
AICUSPAâ¢RT
Synchronous
Serial Port
Analog-To-Digital Converter
AN0 AN1 AN2 AN3 AN4 AN5 AN6 AN7 AN8 AN9 AN10 AN11
DS41430B-page 10
Preliminary
ï£ 2011 Microchip Technology Inc.
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