R5S77631Y266BGV Renesas Electronics America, R5S77631Y266BGV Datasheet - Page 1001

• Manufacturer Part Number: R5S77631Y266BGV
• Description: IC SUPERH MPU ROMLESS 499BGA
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7780r

Specifications of R5S77631Y266BGV

• Core Processor: SH-4A
• Core Size: 32-Bit
• Speed: 266MHz
• Connectivity: Audio Codec, I²C, MMC, SCI, SIM, SIO, SSI, USB
• Peripherals: DMA, LCD, POR, WDT
• Number Of I /o: 107
• Program Memory Type: ROMless
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 1.15 V ~ 1.35 V
• Data Converters: A/D 4x10b; D/A 2x8b
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 499-BGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -

23.3.83 Receive Descriptor Final Flag Register (RDFFR)
RDFFR indicates whether the receive descriptor for which the E-DMAC has just completed the
write-back processing and whose start address is stored in RDFXR is at the end of the receive
descriptor queue (descriptor list).
Bit
31 to 1
0
Initial value:
Initial value:
R/W:
R/W:
Bit:
Bit:
Bit Name

RDLF
31
15


R
R
0
0
30
14


R
R
0
0
29
13


R
R
0
0
Initial
Value
All 0
0
28
12


R
R
0
0
27
11


R
R
0
0
R/W
R
R/W
26
10


R
R
0
0
Description
Reserved
These bits are always read as 0. The write value should
always be 0.
Receive Descriptor Queue Last Flag
Indicates whether the receive descriptor for which the E-
DMAC has just completed the write-back processing
and whose start address is stored in RDFXR is at the
end of the receive descriptor queue (descriptor list).
0: Not the last descriptor in the receive descriptor queue
1: Last descriptor in the receive descriptor queue
25


R
R
0
9
0
24


R
R
0
8
0
Section 23 Gigabit Ethernet Controller (GETHER)
23


R
R
0
7
0
Rev. 2.00 May 22, 2009 Page 931 of 1982
22


R
R
0
6
0
21


R
R
0
5
0
20


R
R
0
4
0
19


R
R
0
3
0
REJ09B0256-0200
18


R
R
0
2
0
17


R
0
1
0
RDLF
R/W
16

R
0
0
0