NPE405L Datasheet, PDF (8/54 Pages) Applied Micro Circuits Corporation – PowerNP

Preliminary
PowerNP NPe405L Embedded Processor Data Sheet
System Address Map 4GB Total System Memory
Function
Subfunction
Start Address
End Address
Size
0x00000000
0xE7FFFFFF
3712MB
General use
SDRAM, External peripherals
Note: Any of the address ranges listed at
right may be use for any of the above
functions.
0xE8010000
0xEC000000
0xEEE00000
0xEF500000
0xE87FFFFF
0xEEBFFFFF
0xEF3FFFFF
0xEF5FFFFF
8MB
44 MB
6MB
1MB
0xEF900000
0xFFFFFFFF
263 MB
Boot-up
External peripheral bus boot ¹
0xFFE00000
0xFFFFFFFF
2MB
UART0
0xEF600300
0xEF600307
8B
UART1
0xEF600400
0xEF600407
8B
IIC0
0xEF600500
0xEF60051F
32B
OPB Arbiter
0xEF600600
0xEF60063F
64B
Internal peripherals
GPIO0 controller registers
GPIO1 controller registers
0xEF600700
0xEF600780
0xEF60077F
0xEF6007FF
128B
128B
Ethernet MAC 0 registers
0xEF600800
0xEF6008FF
256B
Ethernet MAC 1 registers
0xEF600900
0xEF6009FF
256B
ZMII control registers
0xEF600C10
0xEF600C1F
16B
HDLCEX
0xEF610000
0xEF61FFFF
64 KB
Notes:
1. When external peripheral bus boot is selected, peripheral bank 0 is automatically configured at reset to the address range listed
above.
2. After the boot process, software may reassign the boot memory regions for other uses.
3. All address ranges not listed above are reserved.
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