Datasheet

333
SAM3X / SAM3A [DATASHEET]
Atmel-11057C-ATARM-SAM3X-SAM3A-Datasheet_23-Mar-15
21.8.3 Bus Matrix Priority Registers For Slaves
Name: MATRIX_PRAS0..MATRIX_PRAS8
Address: 0x400E0480 [0], 0x400E0488 [1], 0x400E0490 [2], 0x400E0498 [3], 0x400E04A0 [4], 0x400E04A8 [5],
0x400E04B0 [6], 0x400E04B8 [7], 0x400E04C0 [8]
Access: Read-write
This register can only be written if the WPEN bit is cleared in the “Write Protect Mode Register” .
• MxPR: Master x Priority
Fixed priority of Master x for accessing the selected slave.The higher the number, the higher the priority.
31 30 29 28 27 26 25 24
––––––––
23 22 21 20 19 18 17 16
–– M5PR –– M4PR
15 14 13 12 11 10 9 8
–– M3PR –– M2PR
76543210
–– M1PR –– M0PR