AT91RM9200-CI-002 Atmel, AT91RM9200-CI-002 Datasheet - Page 50

• Manufacturer Part Number: AT91RM9200-CI-002
• Description: IC ARM9 MCU 256 BGA
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91RM9200-CI-002

• Core Processor: ARM9
• Core Size: 16/32-Bit
• Speed: 180MHz
• Connectivity: EBI/EMI, Ethernet, I²C, MMC, SPI, SSC, UART/USART, USB
• Peripherals: POR
• Number Of I /o: 122
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: ROM
• Ram Size: 48K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 256-BGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -

11.7.4
Access: Read/Write
The CP 15 Register 3, or Domain Access Control Register, defines the domain’s access permission.
MMU accesses are priory controlled through the use of 16 domains.
Each field of Register 3 is associated with one domain.
• D15 to D0: Named Domain Access
The 2-bit field value allows domain access as described in the table below.
11.7.5
Any access (Read or Write) to this register causes unpredictable behavior.
50
31
23
15
7
0
0
1
1
AT91RM9200
CP15 Register 3, Domain Access Control Register
CP15 Register 4, Reserved
D15
D11
Value
D7
D3
30
22
14
6
0
1
0
1
Access
No access
Client
Reserved
Manager
29
21
13
5
D14
D10
D6
D2
28
20
12
4
Description
Any access generates a domain fault
The Users of domain (execute programs, access data), the domain access
permission controlled the domain access.
Reserved
Controls the behavior of the domain, no checking of the domain access
permission is done
27
19
11
3
D13
D9
D5
D1
26
18
10
2
25
17
9
1
1768I–ATARM–09-Jul-09
D12
D8
D4
D0
24
16
8
0
D