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Programmers Model

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3.1 About the programmers model

The ARMv7-M Architecture Reference Manual provides a complete description of the

programmers model. This chapter gives an overview of the Cortex-M3 processor programmers

model that describes the implementation-defined options. It also contains the ARMv7-M

Thumb instructions the model uses, and their cycle counts for the processor. In addition:

• Chapter 4 summarizes the system control features of the programmers model

• Chapter 5 summarizes the MPU features of the programmers model

• Chapter 6 summarizes the NVIC features of the programmers model

• Chapter 7 summarizes the Debug features of the programmers model

• Chapter 8 summarizes the DWT features of the programmers model

• Chapter 9 summarizes the ITM features of the programmers model

• Chapter 10 summarizes the ETM features of the programmers model

• Chapter 11 summarizes the TPIU features of the programmers model.

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ARM Cortex-M3 Guia do Utilizador Página 32