R8A77850ANBGV Renesas Electronics America, R8A77850ANBGV Datasheet - Page 1239

• 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: -

24.3.17 FIFO Pointer Clear Register (FIFOCLR)
The FIFO write/read pointer is cleared by writing an arbitrary value to FIFOCLR.
Bit
7 to 0
Bit Name
FIFOCLR
Initial value:
Initial
Value
H'00
R/W:
Bit:
64 words
Figure 24.2 DR Access Example
W
7
0
R/W
W
W
6
0
Description
The FIFO pointer is cleared by writing an arbitrary value
to this register.
W
5
0
H'01
H'45
H'89
.
.
.
1 word (2 bytes)
FIFOCLR
W
4
0
FIFO
W
3
0
Rev.1.00 Jan. 10, 2008 Page 1207 of 1658
H'23
H'67
H'AB
W
2
0
.
.
.
24. Multimedia Card Interface (MMCIF)
W
1
0
W
0
0
REJ09B0261-0100