Code security vs. debugging – NXP Semiconductors LPC24XX UM10237 User Manual

Page 40

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UM10237_4

© NXP B.V. 2009. All rights reserved.

User manual

Rev. 04 — 26 August 2009

40 of 792

NXP Semiconductors

UM10237

Chapter 3: LPC24XX System control

5.

Code security vs. debugging

Applications in development typically need the debugging and tracing facilities in the
LPC2400. Later in the life cycle of an application, it may be more important to protect the
application code from observation by hostile or competitive eyes. The following feature of
the LPC2400 allows an application to control whether it can be debugged or protected
from observation.

Details on the way Code Read Protection works can be found in

Section 30–8 “Code

Read Protection (CRP)”

.

Remark: CRP is not available for flashless LPC2400 parts.

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