R8A77850ANBGV Renesas Electronics America, R8A77850ANBGV Datasheet - Page 258
R8A77850ANBGV
Manufacturer Part Number
R8A77850ANBGV
Description
IC SUPERH MPU ROMLESS 436-BGA
Manufacturer
Renesas Electronics America
Series
SuperH® SH7780r
Datasheet
1.R8A77850AADBGV.pdf
(1694 pages)
Specifications of R8A77850ANBGV
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
-20°C ~ 75°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:
R8A77850ANBGV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
- Current page: 258 of 1694
- Download datasheet (9Mb)
8. Caches
8.3.6
OC Two-Way Mode
When the OC2W bit in RAMCR is set to 1, OC two-way mode which only uses way 0 and way 1
in the OC is entered. Thus, power consumption can be reduced. In this mode, only way 0 and way
1 are used even if a memory-mapped OC access is made.
The OC2W bit should be modified by a program in the P2 area. At that time, if the valid line has
already been recorded in the OC, data should be written back by software, if necessary, 1 should
be written to the OCI bit in CCR, and all entries in the OC should be invalid before modifying the
OC2W bit.
Rev.1.00 Jan. 10, 2008 Page 226 of 1658
REJ09B0261-0100
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