User manual

PICDEM™ 2 Plus User’s Guide

1.3 PICDEM™ 2 PLUS DEMONSTRATION BOARD

The PICDEM 2 Plus demonstration board has the following hardware features:

• 18, 28 and 40-pin DIP sockets

(although three sockets are provided, only one device may be used at a time)

• On-board, +5V regulator for direct input from 9V, 100 mA AC/DC wall adapter or

9V battery, or hooks for a +5V, 100 mA regulated DC supply

• RS-232 socket and associated hardware for direct connection to an RS-232

interface

• In-Circuit Debugger (ICD) connector

•5 kΩ pot for devices with analog inputs

• Three pushbutton switches for external stimulus and Reset

• Green power-on indicator LED

• Four red LEDs connected to PORTB

• Jumper J6 to disconnect LEDs from PORTB

• 4 MHz, canned crystal oscillator

• Unpopulated holes provided for crystal connection

• 32.768 kHz crystal for Timer1 clock operation

• Jumper J7 to disconnect on-board RC oscillator (approximately 2 MHz)

• 32K x 8 Serial EEPROM

• LCD display

• Piezo buzzer

• Prototype area for user hardware

• Microchip TC74 thermal sensor