R8A77850ADBGV#RD0Z Renesas Electronics America, R8A77850ADBGV#RD0Z Datasheet - Page 898

• Manufacturer Part Number: R8A77850ADBGV#RD0Z
• Description: IC SUPERH MPU ROMLESS 436-BGA
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7780r

Specifications of R8A77850ADBGV#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: -

19. Display Unit (DU)
19.3.11 Vertical Display Start Register (VDSR)
The vertical display start register (VDSR) sets the vertical display start position. The value is
retained during power-on reset and manual reset.
Internal update:
Internal update:
Rev.1.00 Jan. 10, 2008 Page 866 of 1658
REJ09B0261-0100
Bit
31 to 9
8 to 0
Initial value:
Initial value:
R/W:
R/W:
Bit:
Bit:
Bit Name
⎯
VDS
31
15
—
—
R
R
0
0
30
—
14
—
R
R
0
0
Initial
Value
All 0
Undefined R/W
29
13
—
—
R
R
0
0
28
12
—
—
R
R
0
0
R/W
R
27
11
—
—
R
R
0
0
Internal
Update
⎯
Yes
26
10
—
—
R
R
0
0
25
—
—
R
R
0
9
0
Description
Reserved
These bits are always read as 0. The write value
should always be 0.
Vertical Display Start
The vertical display start position should be set
in raster line units.
R/W
24
—
—
R
O
0
8
R/W
23
—
—
R
O
0
7
R/W
22
—
—
O
R
0
6
R/W
21
—
—
O
R
0
5
R/W
VDS
20
—
—
R
O
0
4
R/W
19
—
—
R
O
0
3
R/W
18
—
—
R
O
0
2
R/W
17
—
—
O
R
0
1
R/W
16
—
—
O
R
0
0