R8A77800ANBGAV Renesas Electronics America, R8A77800ANBGAV Datasheet - Page 240

• Manufacturer Part Number: R8A77800ANBGAV
• Description: IC SUPERH MPU ROMLESS 449-BGA
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7780r

Specifications of R8A77800ANBGAV

• Core Processor: SH-4A
• Core Size: 32-Bit
• Speed: 400MHz
• Connectivity: Audio Codec, MMC, Serial Sound, SCI, SIO, SPI, SSI
• Peripherals: DMA, POR, WDT
• Number Of I /o: 75
• Program Memory Type: ROMless
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 1.15 V ~ 1.35 V
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 449-BGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

Section 7 Memory Management Unit (MMU)
7.7
Setting the SE bit in PASCR to 1 changes mode from 29-bit address mode which handles the 29-
bit physical address space to 32-bit address extended mode which handles the 32-bit physical
address space.
Rev.1.00 Dec. 13, 2005 Page 188 of 1286
REJ09B0158-0100
Virtual address space
32-Bit Address Extended Mode
Address field
Figure 7.16 Physical Address Space (32-Bit Address Extended Mode)
P1(0.5GB)
P2(0.5GB)
P3(0.5GB)
P4(0.5GB)
U0/P0
(2GB)
Data field
29-bit Physical address space
(Normal mode)
Figure 7.15 Memory-Mapped UTLB Data Array
31
31
1 1 1 1 0 1 1 1 0 0 0 0
PPN:
SZ:
D:
V:
E:
* :
29 28
Physical page number
Validity bit
Entry
Page size bits
Dirty bit
Don't care
address space
29-bits
0.5GB
20
PPN
19
*
*
WT:
PR:
SH:
* * * *
C:
Virtual address space
:
Protection key data
Cacheability bit
Share status bit
Write-through bit
Reserved bits (write value should be 0
and read value is undefined )
14 13
P3(0.5GB)
P4(0.5GB)
P1/P2
(1GB)
U0/P0
(2GB)
32-bit Physical address space
E
10 9 8 7
(Extended mode)
V
8 7
* * * * * *
6 5
SZ1
PR
4 3
address space
C
2 1 0
D
2
32-bit
SH
4GB
0 0
1
WT
0