PIC18F25J50 MICROCHIP [Microchip Technology], PIC18F25J50 Datasheet - Page 15

• Manufacturer Part Number: PIC18F25J50
• Description: 28/44-Pin, Low-Power, High-Performance USB Microcontrollers with nanoWatt XLP Technology
• Manufacturer: MICROCHIP [Microchip Technology]

FIGURE 1-2:
 2011 Microchip Technology Inc.
Note 1: See
PMP
RTCC
2: The on-chip voltage regulator is always enabled by default.
CTMU
OSC2/CLKO
Table 1-3
OSC1/CLKI
HLVD
V
USB
PIC18F4XJ50 (44-PIN) BLOCK DIAGRAM
AD<15:0>, A<19:16>
(Multiplexed with PORTD
and PORTE)
(16 Kbytes-64 Kbytes)
Table Pointer<21>
for I/O port pin descriptions.
inc/dec logic
Program Memory
Instruction Bus <16>
10-Bit
Address Latch
ECCP1
ADC
Data Bus<8>
Data Latch
V
DDCORE
State Machine
Control Signals
Generation
Reference
Band Gap
Regulator
Precision
Oscillator
INTOSC
Voltage
21
Module
Timing
INTRC
8 MHz
USB
/V
Timer0
20
CAP
ECCP2
8
PCLATU
PCU
V
Program Counter
DD
31-Level Stack
Start-up Timer
Timer1
Decode and
,
ROM Latch
STKPTR
V
Table Latch
Instruction
Watchdog
Brown-out
Power-up
Oscillator
Power-on
Reset
SS
Control
PCLATH
PCH
Reset
Timer
Timer
IR
EUSART1
8
(2)
PCL
MCLR
Timer2
8
PIC18F46J50 FAMILY
Timer3
BSR
EUSART2
BITOP
4
3
Data Address<12>
8
Address Latch
Address
Decode
Data Memory
FSR0
FSR1
FSR2
inc/dec
(3.8 Kbytes)
Data Latch
logic
PRODH
8
ALU<8>
12
Timer4
8 x 8 Multiply
W
12
Access
8
Bank
8
MSSP1
PRODL
4
12
Comparators
8
8
8
8
MSSP2
DS39931D-page 15
RC0:RC7
RD0:RD7
RA0:RA7
RB0:RB7
RE0:RE2
PORTC
PORTD
PORTA
PORTB
PORTE
USB
(1)
(1)
(1)
(1)
(1)