R8A77850ANBGV Renesas Electronics America, R8A77850ANBGV Datasheet - Page 984
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
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19. Display Unit (DU)
19.4.14 Upper-Left Overflow Display
For each plane, a display start position in memory (PnSPXR, PnSPYR) and display size
(PnDSXR, PnDSYR) can be set arbitrarily, so that by combining and using these registers, areas
overflowing the upper-left relative to the monitor origin (upper-left corner) can be displayed
without overwriting display data in memory.
For a picture of size (DSX, DSY) and with start position (SPX, SPY), by setting the size to (DSX-
ΔX, DSY-ΔY) and the start position to (SPX+ΔX, SPY+ΔY), the ΔX part overflowing on the left
side and the ΔY part overflowing on top can be displayed. At this time, the display position
(PnDPXR, PnDPYR) is fixed at 0.
Rev.1.00 Jan. 10, 2008 Page 952 of 1658
REJ09B0261-0100
Display area start address
SPX + ΔX
SPX
Figure 19.11 Schematic Diagram of Upper-Left Overflow Display
Display data in memory
SPY
DSX
DSX - ΔX
SPY + ΔY
DSY
DSY - ΔY
ΔX
Monitor origin
(DPX,DPY)=(0,0)
DSX - ΔX
(DPX,DPY)=(0,0)
DSX
Monitor screen
Monitor
Monitor
DSY - ΔY
ΔY
DSY
Overflow display
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