PIC16F88

Manufacturer Part NumberPIC16F88
ManufacturerMicrochip Technology Inc.
PIC16F88 datasheet
 
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PIC16F87/88
FIGURE 1-1:
PIC16F87 DEVICE BLOCK DIAGRAM
13
Program Counter
Flash
Program
Memory
8 Level Stack
4K x 14
Program
14
Bus
Instruction reg
Direct Addr
8
Power-up
Timer
Instruction
Oscillator
Start-up Timer
Decode &
Control
Power-on
Reset
Timing
Watchdog
Generation
Timer
OSC1/CLKI
Brown-out
OSC2/CLKO
Reset
RA5/MCLR
Timer1
Timer2
CCP1
AUSART
Note 1:
Higher order bits are from the STATUS register.
2:
The CCP1 pin is determined by the CCPMX bit in Configuration Word 1 register.
DS30487C-page 6
8
Data Bus
RAM
File
(13-bit)
Registers
368 x 8
(1)
RAM Addr
9
Addr MUX
Indirect
7
8
Addr
FSR reg
STATUS reg
3
MUX
ALU
8
W reg
V
, V
DD
SS
Timer0
SSP
Data EE
Comparators
256 Bytes
PORTA
RA0/AN0
RA1/AN1
RA2/AN2/CV
REF
RA3/AN3/C1OUT
RA4/T0CKI/C2OUT
RA5/MCLR/V
PP
RA6/OSC2/CLKO
RA7/OSC1/CLKI
PORTB
(2)
RB0/INT/CCP1
RB1/SDI/SDA
RB2/SDO/RX/DT
(2)
RB3/PGM/CCP1
RB4/SCK/SCL
RB5/SS/TX/CK
RB6/PGC/T1OSO/T1CKI
RB7/PGD/T1OSI
 2005 Microchip Technology Inc.

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