R8A77850BDBGV#RD0Z Renesas Electronics America, R8A77850BDBGV#RD0Z Datasheet - Page 396
R8A77850BDBGV#RD0Z
Manufacturer Part Number
R8A77850BDBGV#RD0Z
Description
IC SUPERH MPU ROMLESS 436BGA
Manufacturer
Renesas Electronics America
Series
SuperH® SH7780r
Datasheet
1.R8A77850AADBGV.pdf
(1694 pages)
Specifications of R8A77850BDBGV#RD0Z
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
-
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Manufacturer
Quantity
Price
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11. Local Bus State Controller (LBSC)
11.4.1
MMSELR is a 32-bit register that selects memory address maps for areas 2 to 5. This register
should be accessed at the address H'FC40 0020 in longword. To prevent incorrect writing, writing
is accepted only when the upper 16-bit data is H'A5A5. The upper 29 bits are always read as 0.
This register is initialized to H'0000 0000 by a power-on reset or a manual reset.
Rev.1.00 Jan. 10, 2008 Page 364 of 1658
REJ09B0261-0100
Initial value:
Initial value:
Bit
31 to 16 (Code for
15 to 3
R/W:
R/W:
BIt:
BIt:
Memory Address Map Select Register (MMSELR)
Bit Name
writing)
⎯
R/W
31
15
⎯
R
0
0
R/W
30
14
⎯
R
0
0
R/W
29
13
⎯
R
0
0
Initial
Value
All 0
All 0
R/W
28
12
⎯
R
0
0
R/W
R/W
R/W
R
27
11
⎯
R
0
0
R/W
26
10
⎯
R
0
0
Code for writing (H'A5A5)
Description
Code for writing
Set these bits to H'A5A5 (write H'A5A5 to these bits)
when writing to AREASEL (bits 2 to 0) in this register.
These bits are always read as 0.
Reserved
These bits are always read as 0. The write value should
always be 0.
R/W
25
⎯
R
0
9
0
R/W
24
⎯
R
0
8
0
R/W
23
⎯
R
0
7
0
R/W
22
⎯
R
0
6
0
R/W
21
⎯
R
0
5
0
R/W
20
⎯
R
0
4
0
R/W
19
⎯
R
0
3
0
R/W
R/W
18
0
2
0
AREASEL
R/W
R/W
17
0
1
0
R/W
R/W
16
0
0
0
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