PIC16CR58A Microchip Technology, PIC16CR58A Datasheet - Page 11

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

FIGURE 3-2:
1997 Microchip Technology Inc.
Note 1: Higher order bits are from the STATUS register.
OSC2/CLKOUT
OSC1/CLKIN
Timer1
Timer0
2: PORTD, PORTE and the Parallel Slave Port are not available on the PIC16C62/62A/R62.
3: Brown-out Reset is not available on the PIC16C62/64.
4: Pin functions T1OSI and T1OSO are swapped on the PIC16C62/64.
Program
Bus
PIC16C62/62A/R62/64/64A/R64 BLOCK DIAGRAM
Instruction reg
Generation
Instruction
Decode &
Synchronous
14
EPROM/
Program
Control
Serial Port
Memory
Timing
2K x 14
ROM
Timer2
8
13
MCLR
Direct Addr
Start-up Timer
Program Counter
8 Level Stack
Watchdog
Brown-out
Power-up
Power-on
Oscillator
CCP1
Reset
Reset
Timer
Timer
(13-bit)
V
DD
(3)
, V
SS
7
RAM Addr
8
3
Data Bus
Addr MUX
Registers
(1)
W reg
128 x 8
ALU
Parallel Slave
RAM
File
STATUS reg
FSR reg
Port
8
MUX
9
Indirect
Addr
8
PORTB
PORTC
PORTD
PORTE
PORTA
(Note 2)
PIC16C6X
RD0/PSP0
RD1/PSP1
RD2/PSP2
RD3/PSP3
RD4/PSP4
RD5/PSP5
RD6/PSP6
RD7/PSP7
RA4/T0CKI
RA5/SS
RB0/INT
RB7:RB1
RC0/T1OSO/T1CKI
RC1/T1OSI
RC2/CCP1
RC3/SCK/SCL
RC4/SDI/SDA
RC5/SDO
RC6
RC7
RE0/RD
RE1/WR
RE2/CS
RA0
RA1
RA2
RA3
DS30234D-page 11
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