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The processor can operate in one of two operating states:
Thumb state. This is normal execution running 16-bit and 32-bit halfword aligned Thumb instructions.
Debug State. This is the state when the processor is in halting debug.
| Copyright © 2005-2008, 2010 ARM Limited. All rights reserved. | ARM DDI 0337I |
| Non-Confidential | |
| PDF version | |
| Home > Programmers Model > Modes of operation and execution > Operating states |