at91sam9x25-cu ATMEL Corporation, at91sam9x25-cu Datasheet - Page 21
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at91sam9x25-cu
Manufacturer Part Number
at91sam9x25-cu
Description
At91sam Arm-based Embedded Mpu
Manufacturer
ATMEL Corporation
Datasheet
1.AT91SAM9X25-CU.pdf
(45 pages)
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6.6
Table 6-3.
11054AS–ATARM–29-Jul-11
Masters
Slaves
0
1
2
3
4
5
6
7
8
9
USB Device High Speed DPR
Master to Slave Access
USB Host OHCI registers
USB Host EHCI registers
External Bus Interface
Peripheral Bridge 0
Peripheral Bridge 1
Internal SRAM
Internal ROM
DDR2 Port 1
DDR2 Port 2
DDR2 Port 3
AT91SAM9X25 Master to Slave Access
SMD
All the Masters can normally access all the Slaves. However, some paths do not make sense,
for example allowing access from the USB Device High speed DMA to the Internal Peripherals.
Thus, these paths are forbidden or simply not wired, and shown as “-” in the following table.
0
ARM926
Instr.
X
X
X
X
X
X
X
X
-
-
1
ARM926
Data
X
X
X
X
X
X
X
X
-
-
2&3
DMA 0
X
X
X
X
X
X
-
-
-
-
4&5
DMA 1
X
X
X
X
X
X
X
-
-
-
6
USB Device
HS DMA
X
X
-
-
-
-
-
-
-
-
7
USB Host
HS EHCI
X
X
-
-
-
-
-
-
-
-
8
USB Host
HS OHCI
X
X
-
-
-
-
-
-
-
-
SAM9X25
10
EMAC 0
DMA
X
X
-
-
-
-
-
-
-
-
11
EMAC 1
DMA
X
X
-
-
-
-
-
-
-
-
21