PIC16F688 View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC16F688

14-Pin Flash-Based, 8-Bit CMOS Microcontrollers with nanoWatt Technology

Microchip Technology 

PIC16F688

1.0 DEVICE OVERVIEW

The PIC16F688 is covered by this data sheet. It is

available in 14-pin PDIP, SOIC, TSSOP and QFN

packages. Figure 1-1 shows a block diagram of the

PIC16F688 device. Table 1-1 shows the pinout

description.

FIGURE 1-1:

PIC16F688 BLOCK DIAGRAM

Configuration

Flash

4k x 14

Program

Memory

Program 14

Bus

Instruction Reg

INT

13

Program Counter

8

Data Bus

8-Level Stack

(13 bit)

RAM

256 bytes

File

Registers

Direct Addr

RAM Addr

9

Addr MUX

7

Indirect

8

Addr

FSR Reg

STATUS Reg

8

Instruction

Decode &

Control

OSC1/CLKIN

Timing

Generation

OSC2/CLKOUT

Internal

Oscillator

Block

Power-up

Timer

Oscillator

Start-up Timer

Power-on

Reset

Watchdog

Timer

Brown-out

Reset

T1G

MCLR VDD VSS

T1CKI

T0CKI

Timer0

Timer1

3

MUX

ALU

8

W Reg

RX/DT

TX/CK

EUSART

PORTA

RA0

RA1

RA2

RA3

RA4

RA5

PORTC

RC0

RC1

RC2

RC3

RC4

RC5

VREF

Analog-to-Digital Converter

2

Analog Comparators

and Reference

AN0 AN1 AN2 AN3 AN4 AN5 AN6 AN7 C1IN- C1IN+ C1OUT C2IN- C2IN+ C2OUT

EEDAT

8 256 bytes

DATA

EEPROM

EEADDR

© 2007 Microchip Technology Inc.

DS41203D-page 5

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