R8A77800ANBGAV Renesas Electronics America, R8A77800ANBGAV Datasheet - Page 220
R8A77800ANBGAV
Manufacturer Part Number
R8A77800ANBGAV
Description
IC SUPERH MPU ROMLESS 449-BGA
Manufacturer
Renesas Electronics America
Series
SuperH® SH7780r
Datasheet
1.R8A77800ANBGV.pdf
(1342 pages)
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
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
R8A77800ANBGAV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Section 7 Memory Management Unit (MMU)
• SH: Share status bit
• SZ[1:0]: Page size bits
• V: Validity bit
• PPN: Physical page number
• PR[1:0]: Protection key data
• C: Cacheability bit
Rev.1.00 Dec. 13, 2005 Page 168 of 1286
REJ09B0158-0100
When 0, pages are not shared by processes.
When 1, pages are shared by processes.
Specify the page size.
00: 1-Kbyte page
01: 4-Kbyte page
10: 64-Kbyte page
11: 1-Mbyte page
Indicates whether the entry is valid.
0: Invalid
1: Valid
Cleared to 0 by a power-on reset.
Not affected by a manual reset.
Upper 22 bits of the physical address of the physical page number.
With a 1-Kbyte page, PPN[28:10] are valid.
With a 4-Kbyte page, PPN[28:12] are valid.
With a 64-Kbyte page, PPN[28:16] are valid.
With a 1-Mbyte page, PPN[28:20] are valid.
The synonym problem must be taken into account when setting the PPN (see section 7.4.5,
Avoiding Synonym Problems).
2-bit data expressing the page access right as a code.
00: Can be read from only in privileged mode
01: Can be read from and written to in privileged mode
10: Can be read from only in privileged or user mode
11: Can be read from and written to in privileged mode or user mode
Indicates whether a page is cacheable.
0: Not cacheable
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