R8A77850AADBGV Renesas Electronics America, R8A77850AADBGV Datasheet - Page 187
R8A77850AADBGV
Manufacturer Part Number
R8A77850AADBGV
Description
IC SUPERH MCU 436-BGA
Manufacturer
Renesas Electronics America
Series
SuperH® SH7780r
Datasheet
1.R8A77850AADBGV.pdf
(1694 pages)
Specifications of R8A77850AADBGV
Core Processor
SH-4A
Core Size
32-Bit
Speed
600MHz
Connectivity
Audio Codec, MMC, Serial Sound, SCI, SIO, SPI, SSI
Peripherals
DMA, POR, WDT
Number Of I /o
108
Program Memory Type
ROMless
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
1 V ~ 1.2 V
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
436-BGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
R8A77850AADBGV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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7.2.3
TTB is used to store the base address of the currently used page table, and so on. The contents of
TTB are not changed unless a software directive is issued. This register can be used freely by
software.
Bit
8
7
6
5
4
3
2
1
0
Initial value:
Initial value:
R/W:
R/W:
Bit:
Bit:
Translation Table Base Register (TTB)
Bit Name
V
SZ1
PR1
PR0
SZ0
C
D
SH
WT
R/W
R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W
31
15
R/W R/W R/W R/W
30
14
Undefined R/W
Undefined R/W
Undefined R/W
Undefined R/W
Undefined R/W
Undefined R/W
Undefined R/W
Undefined R/W
Undefined R/W
Initial
Value
29
13
28
12
27
11
R/W
R/W
26
10
Description
Page Management Information
The meaning of each bit is same as that of
corresponding bit in Common TLB (UTLB).
For details, see section 7.3, TLB Functions (TLB
Compatible Mode; MMUCR.ME = 0) and section 7.4,
TLB Functions (TLB Extended Mode; MMUCR.ME = 1).
Note:
R/W
25
9
R/W
24
8
SZ1, PR1, SZ0, and PR0 bits are valid only in
TLB compatible mode.
TTB
TTB
R/W R/W R/W
23
7
Rev.1.00 Jan. 10, 2008 Page 155 of 1658
22
6
7. Memory Management Unit (MMU)
21
5
R/W R/W R/W R/W R/W
20
4
19
3
REJ09B0261-0100
18
2
17
1
16
0
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