R8A77800ANBGAV Renesas Electronics America, R8A77800ANBGAV Datasheet - Page 210

• 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)
7.2.2
PTEL is used to hold the physical page number and page management information to be recorded
in the UTLB by means of the LDTLB instruction. The contents of this register are not changed
unless a software directive is issued.
Initial value:
Initial value:
Rev.1.00 Dec. 13, 2005 Page 158 of 1286
REJ09B0158-0100
Bit
31 to 10
9, 8
7 to 0
Bit
31 to 29
28 to 10
9
R/W:
R/W:
Bit:
Bit:
Page Table Entry Low Register (PTEL)
R/W
Bit Name
VPN

ASID
Bit Name

PPN

31
15
R
0
R/W
30
14
R
0
R/W
29
13
R
0
Initial
Value

All 0

PPN
Initial
Value
All 0

0
R/W
R/W
28
12
R/W
R/W
27
11
R/W
R/W
R
R/W
R/W
R
R/W
R
R/W
R/W
26
10
Description
Virtual Page Number
Reserved
These bits are always read as 0. The write value should
always be 0.
Address Space Identifier
Description
Reserved
These bits are always read as 0. The write value should
always be 0.
Physical Page Number
Reserved
This bit is always read as 0. The write value should
always be 0.
R/W
25
0
R
9
R/W
R/W
24
V
8
R/W
SZ1
R/W
23
7
PPN
R/W
R/W
PR1
22
6
R/W
R/W
PR0
21
5
R/W
R/W
SZ0
20
4
R/W
R/W
19
3
C
R/W
R/W
18
2
D
R/W
R/W
SH
17
1
R/W
R/W
WT
16
0