PIC16CR58A Microchip Technology, PIC16CR58A Datasheet - Page 13

• Manufacturer Part Number: PIC16CR58A
• Description: ROM-Based 8-Bit CMOS Microcontroller Series
• Manufacturer: Microchip Technology

FIGURE 3-4:
1997 Microchip Technology Inc.
OSC2/CLKOUT
OSC1/CLKIN
Note 1: Higher order bits are from the STATUS register.
USART
Timer0
2: PORTD, PORTE and the Parallel Slave Port are not available on the PIC16C66.
Program
Bus
Instruction reg
PIC16C66/67 BLOCK DIAGRAM
Generation
Instruction
Decode &
Synchronous
14
EPROM
Program
Control
Memory
Timing
8K x 14
Serial Port
Timer1
8
13
MCLR
Direct Addr
Start-up Timer
Program Counter
8 Level Stack
Watchdog
Brown-out
Power-up
Power-on
Oscillator
Timer2
CCP1
Timer
Reset
Timer
Reset
(13-bit)
V
DD
, V
SS
7
RAM Addr
8
3
CCP2
Data Bus
Addr MUX
Registers
(1)
W reg
368 x 8
ALU
Parallel Slave
RAM
File
STATUS reg
FSR reg
Port
8
9
MUX
Indirect
Addr
8
PORTA
PORTB
PORTC
PORTD
PORTE
(Note 2)
PIC16C6X
RA0
RA1
RA2
RA3
RA4/T0CKI
RA5/SS
RB0/INT
RB7:RB1
RC0/T1OSO/T1CKI
RC1/T1OSI/CCP2
RC2/CCP1
RC3/SCK/SCL
RC4/SDI/SDA
RC5/SDO
RC6/TX/CK
RC7/RX/DT
RE0/RD
RE1/WR
RE2/CS
RD0/PSP0
RD1/PSP1
RD2/PSP2
RD3/PSP3
RD4/PSP4
RD5/PSP5
RD6/PSP6
RD7/PSP7
DS30234D-page 13