R8A77850ANBGV Renesas Electronics America, R8A77850ANBGV Datasheet - Page 1011

• Manufacturer Part Number: R8A77850ANBGV
• Description: IC SUPERH MPU ROMLESS 436-BGA
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7780r

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: -

20.3.1
GACMR is in the GDTA common register block and enables writing to the GA enable register
(GACER). Writing to GACER is enabled by writing of the key code to this register. In the initial
state, the key code is not written and writing to GACER is disabled.
Initial value:
Initial value:
Bit
31 to 0
R/W:
R/W:
BIt:
BIt:
Bit Name
GA Mask Register (GACMR)
GACM
R/W
R/W
31
15
0
0
R/W
R/W
30
14
0
0
R/W
R/W
29
13
0
0
Initial
Value
0
R/W
R/W
28
12
0
0
R/W
R/W
R/W
R/W
27
11
0
0
R/W
R/W
26
10
0
0
Description
Write the key code [H'A55A 0FF0] to enable writing to
GACER. If a value other than the key code is written,
writing to the GA enable register is disabled.
R/W
R/W
25
0
9
0
R/W
R/W
24
0
8
0
GACM
GACM
20. Graphics Data Translation Accelerator (GDTA)
R/W
R/W
23
0
7
0
Rev.1.00 Jan. 10, 2008 Page 979 of 1658
R/W
R/W
22
0
6
0
R/W
R/W
21
0
5
0
R/W
R/W
20
0
4
0
R/W
R/W
19
0
3
0
REJ09B0261-0100
R/W
R/W
18
0
2
0
R/W
R/W
17
0
1
0
R/W
R/W
16
0
0
0