Microchip Technology AC164337 Data Sheet

DS70000178D-page 16

 2006-2014 Microchip Technology Inc.

Power-up

Timer

Oscillator

Start-up Timer

POR

Reset

Watchdog

Timer

Instruction

Decode &

Control

OSC1/CLK1

MCLR

AN4/CMP2C/CMP3A/CN6/RB4

UART1

SPI1

Power Supply

 

PWM

Timing

Generation

AN5/CMP2D/CMP3B/CN7/RB5

16

PCH    PCL

Program Counter

ALU<16>

16

Address Latch

Program Memory

(12 Kbytes)

Data Latch

24

24

24

24

X Data Bus

IR

I

2

C™

Comparator

PCU

PWM1L/RE0
PWM1H/RE1
PWM2L/RE2
PWM2H/RE3
PWM3L/RE4

10-bit ADC

Timers

PWM3H/RE5
PGC1/EMUC1/PWM4L/T1CK/

Input

Capture

Module

 

Output

 Compare

Module

PORTB

SCL/RG2
SDA/RG3

PORTG

PORTD

16

 16

 16

   16 x 16

W Reg Array

Divide

 Unit

    Engine

      DSP

   Decode

ROM Latch 

16

Y Data Bus

Effective Address

X RAGU
X WAGU

 Y AGU

AN0/CMP1A/CN2/RB0
AN1/CMP1B/CN3/RB1
AN2/CMP1C/CMP2A/CN4/RB2
AN3/CMP1D/CMP2B/CN5/RB3

 16

 16

16

16

 16

PORTA

PORTE

16

16

 16

16

8

Interrupt

Controller

PSV & Table
Data Access

Control Block

Stack

Control 

Logic

Loop

Control

Logic

Data Latch

Data Latch

Y Data 

(256 bytes)

RAM

X Data 

(256 bytes)

RAM

Address

Latch

 

Address

Latch

Control Signals 
to Various Blocks

OC2/RD1

16

 16

AN6/CMP3C/CMP4A/

AN7/CMP3D/CMP4B/

OSC1/CLKI/RB6

OSC2/CLKO/RB7

PGD1/EMUD1/PWM4H/T2CK/

Module

SFLT1/RA8
SFLT2/INT0/OCFLTA/RA9
SFLT3/RA10

PGC/EMUC/SDI1/RF7
PGD/EMUD/SD01/RF8

PORTF

PGD2/EMUD2/SCK1/INT2/RF6

AN8/CMP4C/RB8
AN9/EXTREF/CMP4D/RB9
AN10/IFLT4/RB10
AN11/IFLT2/RB11

SYNCI/RF14

PGC2/EMUC2/OC1/IC1/INT1/

SFLT4/RA11

SYNCO/SSI/RF15

U1TX/RF3

U1RX/RF2

Input

Change

Notification

U1ARX/CN0/RE6

U1ATX/CN1/RE7

RD0