2.1. About the programmer’s model

The ARM7EJ-S processor implements the ARMv5TE architecture with Jazelle technology extensions. This includes the 32-bit ARM instruction set, 16-bit Thumb instruction set, and the 8-bit Jazelle instruction set. For details of both the ARM and Thumb instruction sets, refer to the ARM Architecture Reference Manual. For the Jazelle instruction set, contact ARM Limited.

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