PIC18F87J10 Datasheet, PDF (10/394 Pages) Microchip Technology – 64/80-Pin High-Performance, 1-Mbit Flash Microcontrollers with nanoWatt Technology

PIC18F87J10 FAMILY
FIGURE 1-1:
PIC18F6XJ10/6XJ15 (64-PIN) BLOCK DIAGRAM
Table Pointer<21>
inc/dec logic
21
20
Address Latch
Program Memory
(96 Kbytes)
Data Latch
Data Bus<8>
88
PCLATU PCLATH
PCU PCH PCL
Program Counter
31 Level Stack
STKPTR
Data Latch
Data Memory
(3.9 Kbytes)
Address Latch
12
Data Address<12>
4
BSR
12
FSR0
FSR1
FSR2
4
Access
Bank
12
8
Table Latch
inc/dec
logic
ROM Latch
Instruction Bus <16>
IR
Address
Decode
OSC2/CLKO ^Timing
OSC1/CLKI ^Generation
INTRC
Oscillator
ENVREG
Precision
Band Gap
Reference
Voltage
Regulator
Instruction
Decode and
Control
State Machine
Control Signals
8
PRODH PRODL
Power-up
Timer
Oscillator
Start-up Timer
Power-on
Reset
Watchdog
Timer
Brown-out
Reset⁽²⁾
3
BITOP
8
8 x 8 Multiply
8
W
8
8
8
8
ALU<8>
8
VDDCORE/VCAP VDD,VSS
MCLR
PORTA
RA0:RA5⁽¹⁾
PORTB
RB0:RB7⁽¹⁾
PORTC
RC0:RC7⁽¹⁾
PORTD
RD0:RD7⁽¹⁾
PORTE
RE0:RE7⁽¹⁾
PORTF
RF1:RF7⁽¹⁾
PORTG
RG0:RG4⁽¹⁾
ADC
10-bit
Timer0
Timer1 Timer2
Timer3
Timer4 Comparators
ECCP1
ECCP2 ECCP3
CCP4
CCP5 EUSART1 EUSART2 MSSP1 MSSP2
Note 1: See Table 1-3 for I/O port pin descriptions.
2: BOR functionality is provided when the on-board voltage regulator is enabled.
DS39663A-page 8
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 2005 Microchip Technology Inc.