Target Board Considerations - Microchip Technology MPLAB ICD 3 User Manual

In-circuit debugger

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1. Disconnect the debugger from the target and the PC.

2. Connect the ICD 3 test interface board to the debugger using the modular cable.

ICD 3 Test Interface Board

3. Connect the debugger to the PC.

4. Select the MPLAB ICD 3 in-circuit debugger as either a debugger or programmer

in MPLAB IDE.

5. MPLAB IDE will invoke and run the complete self-test and give you a status

(pass/fail).

10.8

TARGET BOARD CONSIDERATIONS

The target board should be powered according to the requirements of the selected

device (2.0V-5.5V) and the application.

The debugger does sense target power. There is a 10KΩ load on V

Depending on the type of debugger-to-target communications used, there will be some

considerations for target board circuitry:

• Section 2.5.2 "Target Connection Circuitry"

• Section 2.5.5 "Circuits That Will Prevent the Debugger From Functioning"

Hardware Specification

MPLAB

Modular

Cable

ICD 3

USB/Power

From PC

_TGT.

DS51766A-page 83

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