ARM Cortex-M3 Technical Reference Manual page 13

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Cortex-M3 Technical Reference Manual
ARM DDI 0337B
Key to timing diagram conventions ............................................................................ xxi
Cortex-M3 block diagram .......................................................................................... 1-5
Cortex-M3 register set ............................................................................................... 2-4
Application Program Status Register bit assignments .............................................. 2-5
Interrupt Program Status Register bit assignments .................................................. 2-6
Execution Program Status Register .......................................................................... 2-8
Little-endian and big-endian memory formats ......................................................... 2-12
The Cortex-M3 Memory Map .................................................................................... 4-2
Bit-band mapping ...................................................................................................... 4-6
Stack contents after a pre-emption ......................................................................... 5-10
Exception entry timing ............................................................................................. 5-12
Tail-chaining timing ................................................................................................. 5-13
Late-arriving exception timing ................................................................................. 5-14
Exception exit timing ............................................................................................... 5-17
Interrupt handling flowchart ..................................................................................... 5-33
Pre-emption flowchart ............................................................................................. 5-34
Return from interrupt flowchart ................................................................................ 5-35
Reset signals ............................................................................................................. 6-6
Power-on reset .......................................................................................................... 6-6
Internal reset synchronization ................................................................................... 6-7
SLEEPING power control example ........................................................................... 7-4
SLEEPDEEP power control example ........................................................................ 7-5
Interrupt Controller Type Register bit assignments ................................................... 8-7
Copyright © 2005, 2006 ARM Limited. All rights reserved.
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