ARM ARM7TDMI - About the Programmers Model

Programmer’s Model
2-2 Copyright © 2001, 2004 ARM Limited. All rights reserved. ARM DDI 0210C
2.1 About the programmer’s model
The ARM7TDMI processor core implements ARM architecture v4T, which includes
the 32-bit ARM instruction set, and the 16-bit Thumb instruction set. The programmer’s
model is described in the ARM Architecture Reference Manual.