Datasheet

PIC16F7X7
DS30498D-page 6  2003-2013 Microchip Technology Inc.
FIGURE 1-1: PIC16F737 AND PIC16F767 BLOCK DIAGRAM
Standard
Program
Memory
4K/8K x 14
13
Data Bus
8
14
Program
Bus
Instruction Register
Program Counter
8-Level Stack
(13-bit)
RAM
File
Registers
368 x 8
Direct Addr
7
RAM Addr
(1)
9
Addr MUX
Indirect
Addr
FSR reg
Status reg
MUX
ALU
WREG
Power-up
Timer
Oscillator
Start-up Timer
Power-on
Reset
Watchdog
Timer
Instruction
Decode &
Control
Timing
Generation
OSC1/CLKI
OSC2/CLKO
V
DD, VSS
PORTA
PORTB
PORTC
PORTE
RA4/T0CKI/C1OUT
RA5/AN4/LVDIN/
RB0/INT/AN12
RB7/PGD:RB6/PGC
RC0/T1OSO/T1CKI
RC1/T1OSI/CCP2
(1)
RC2/CCP1
RC3/SCK/SCL
RC4/SDI/SDA
RC5/SDO
RC6/TX/CK
RC7/RX/DT
MCLR
/VPP/RE3
8
8
Brown-out
Reset
Note 1: Pin location of CCP2 is determined by the CCPMX bit in Configuration Word Register 1.
USART
CCP1, 2, 3
MSSP
10-bit A/DTimer0 Timer1 Timer2
RA2/AN2/VREF-/CVREF
RA1/AN1
RA0/AN0
8
3
BOR/LVD
Addressable
Comparators
Flash
RB1/AN10
RB2/AN8
RB3/CCP2
(1)
/AN9
RB4/AN11
RB5/AN13/CCP3
SS/C2OUT
OSC2/CLKO/RA6
OSC1/CLKI/RA7
RA3/AN3/VREF+