Microchip Technology MA330025-1 Data Sheet
dsPIC33EPXXX(GP/MC/MU)806/810/814 and PIC24EPXXX(GP/GU)810/814
DS70616G-page 24
2009-2012 Microchip Technology Inc.
FIGURE 1-1:
dsPIC33EPXXX(GP/MC/MU)806/810/814 and PIC24EPXXX(GP/GU)810/814
BLOCK DIAGRAM
BLOCK DIAGRAM
PORTA
PORTB
PORTD
PORTC
Power-up
Timer
Oscillator
Start-up Timer
Instruction
Decode and
Control
OSC1/CLKI
MCLR
V
DD
, V
SS
UART1-
Timing
Generation
ECAN1,
16
PCH
16
Program Counter
16-Bit ALU
24
24
24
24
X Data Bus
IR
I2C1,
DCI
PCU
ADC1,
Timers
Input
Capture
Output
Compare
16
16
16
Divide
Support
Engine
(1)
DSP
ROM Lat
ch
16
Y Data Bus
(1)
EA MUX
X RAGU
X WAGU
Y AGU
(1)
AV
DD
, AV
SS
UART4
SPI4
16
24
16
16
16
16
16
16
16
8
Interrupt
Controller
PSV and Table
Data Access
Control Block
Stack
Control
Logic
Loop
Control
Logic
Data Latch
Data Latch
Y Data
RAM
(1)
X Data
RAM
Address
Latch
Address
Latch
Control Signals
to Various Blocks
16
SPI1-
Data Latch
16
16
16
X Address Bus
Y A
ddre
ss
Bus
24
Li
ter
a
l Dat
a
ADC2
Program Memory
Watchdog
Timer
POR/BOR
Address Latch
PMP
Comparator
CRC
RTCC
USB
I2C2
ECAN2
QEI1
(1)
,
PWM
(1)
QEI2
(1)
(3-Channel)
PORTE
PORTF
PORTG
PORTH
PORTJ
PORTK
Remappable
Pins
Note 1: This feature or peripheral is only available on dsPIC33EPXXX(MC/MU)806/810/814 devices.
2: This feature or peripheral is only available on dsPIC33EPXXXMU806/810/814 and PIC24EPXXXGU806/810/814 devices.
OTG
(2)
PCL
16 x 16
W Reg Array