AT91SAM7S256 ATMEL Corporation, AT91SAM7S256 Datasheet - Page 17

• Manufacturer Part Number: AT91SAM7S256
• Description: AT91 ARM THUMB-BASED MICROCONTROLLERS
• Manufacturer: ATMEL Corporation

System Controller
Mapping
Figure 6. System Controller Mapping
6117AS–ATARM–20-Oct-04
Address
0xFFFF FD00
0xFFFF F200
0xFFFF F400
0xFFFF FC00
0xFFFF FD20
0xFFFF FD30
0xFFFF FD40
0xFFFF FD60
0xFFFF FF00
0xFFFF F000
0xFFFF FD70
0xFFFF FCFF
0xFFFF F600
0xFFFF F1FF
0xFFFF F3FF
0xFFFF F5FF
0xFFFF FBFF
0xFFFF FD0F
0xFFFF FC2F
0xFFFF FC3F
0xFFFF FD4F
0xFFFF FFFF
0xFFFF FEFF
0xFFFF FC6F
The System Controller peripherals are all mapped to the highest 4 Kbytes of address
space, between addresses 0xFFFF F000 and 0xFFFF FFFF.
Figure 6 shows the mapping of the System Controller. Note that the Memory Controller
configuration user interface is also mapped within this address space.
Peripheral
Reserved
Reserved
Reserved
Reserved
DBGU
RSTC
VREG
PIOA
PMC
WDT
RTT
AIC
MC
PIT
AT91SAM7S256 Summary Preliminary
Advanced Interrupt Controller
Debug Unit
PIO Controller A
Power Management Controller
Reset Controller
Real-time Timer
Periodic Interval Timer
Watchdog Timer
Voltage Regulator Mode Controller
Memory Controller
Peripheral Name
512 Bytes/128 registers
512 Bytes/128 registers
512 Bytes/128 registers
256 Bytes/64 registers
16 Bytes/4 registers
16 Bytes/4 registers
16 Bytes/4 registers
16 Bytes/4 registers
4 Bytes/1 register
256 Bytes/64 registers
Size
17