R8A77850ANBGV Renesas Electronics America, R8A77850ANBGV Datasheet - Page 895
![IC SUPERH MPU ROMLESS 436-BGA](/photos/28/62/286211/436-bfbga_sml.jpg)
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: 895 of 1694
- Download datasheet (9Mb)
Bit
4
3 to 1
0
Bit Name
ABRE
⎯
DSAE
0
Initial
Value
All 0
0
R/W
R/W
R
R/W
Internal
Update
None
⎯
None
Alpha Blend Ratio Enable
Description
0: The 31 to 24 bits in the color palette registers
1: The 31 to 24 bits in the color palette registers
•
•
For the alpha blend ratio, refer to section 19.4.9,
Superpositioning of Planes.
Reserved
These bits are always read as undefined. The
write value should always be 0.
Display Area Start Address Enable
0: The 28 to 4 bits in the plane n display area
1: The 31 to 4 bits PnDSA0R and PnDSA1R are
1 to 4 and the PnBRSL bits in the plane n
blend ratio registers (PnALPHAR) are
disabled.
The alpha blend ratio is set only by the
PnALPHA bits PnALPHAR.
1 to 4 and the PnBRSL bits in PnALPHAR are
enabled.
start address 0 and 1 registers (PnDSA0R
and PnDSA1R) are enabled.
The 31 to 29 bits are B'000.
enabled.
The following can be selected as the alpha
blend ratio. Selection is performed using the
PnBRSL bits in PnALPHAR.
PnALPHA bits in PnALPHAR
⎯ The 31 to 24 bits in the color palette
⎯ Alpha plane data (display data)
registers 1 to 4
Rev.1.00 Jan. 10, 2008 Page 863 of 1658
19. Display Unit (DU)
REJ09B0261-0100
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