AC162053【PDF 1/12 页】HEADER INTERFACE ICD,ICD2 18DIP

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MPLAB ? ICD 2

Header Specification

INTRODUCTION

This document contains information about MPLAB ? ICD 2 headers, which provide

in-circuit debugging capabilities for specific Microchip devices.

A special ICD/ICE device is connected to a header board to be used with MPLAB ICD 2.

This device is mounted on the top of a header and its signals are routed to the

MPLAB ICD 2 connector (Figure 1). On the bottom of the header is a socket that is

used to connect to the target board.

FIGURE 1:

MPLAB ? ICD 2 MODULE CONNECTION WITH PDIP HEADER

MPLAB ? ICD 2

Module

MPLAB ICD 2 Header

Jumpers

Stand-off Connector**

-ICD Device*

Target Socket

*Number of pins is determined

by -ICD device used.

**Number of stand-off pins is

determined by MPLAB ICD 2

Header used.

Power In

Target Application

Special ICD/ICE versions of selected devices are needed to provide one or more of the

following:

? the built-in debug circuitry that a device may lack

? additional pins for the clock, data and MCLR functions required for ICD

? dedicated program/data memory for ICD

ICD versions are labeled with an ICD suffix ( Device -ICD). For some devices, ICE

versions are available ( Device -ICE) and may be used with MPLAB ICD 2 as ICD

devices.

? 2005 Microchip Technology Inc.

DS51292L-page 1

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