R5S77631Y266BGV Renesas Electronics America, R5S77631Y266BGV Datasheet - Page 1638
R5S77631Y266BGV
Manufacturer Part Number
R5S77631Y266BGV
Description
IC SUPERH MPU ROMLESS 499BGA
Manufacturer
Renesas Electronics America
Series
SuperH® SH7780r
Datasheet
1.R5S77631Y266BGV.pdf
(2056 pages)
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
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
R5S77631Y266BGV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Section 36 USB Function Controller (USBF)
36.4.3
EP1 has two 64-byte FIFOs, but the user can perform data reception and receive data reads
without being aware of this dual-FIFO configuration.
When one FIFO is full after reception is completed, the IFR0/EP1 FULL bit is set. After the first
receive operation into one of the FIFOs when both FIFOs are empty, the other FIFO is empty, and
so the next packet can be received immediately. When both FIFOs are full, NACK is returned to
the host automatically. When reading of the receive data is completed following data reception, 1
is written to the TRG/EP1 RDFN bit. This operation empties the FIFO that has just been read, and
makes it ready to receive the next packet.
Rev. 2.00 May 22, 2009 Page 1568 of 1982
REJ09B0256-0200
EP1 Bulk-Out Transfer (Dual FIFOs)
Clear EP1 FIFO full status
Data reception from host
Set EP1 FIFO full status
(IFR0/EP1 FULL = 1)
(IFR0/EP1 FULL = 0)
OUT token reception
EP1 FIFOs empty?
USB function
in EP1 FIFO?
Figure 36.10 EP1 Bulk-Out Transfer Operation
Space
Both
Yes
Yes
ACK
NAK
No
No
Interrupt request
Interrupt request
Read EP1 receive data
data register (EPDR1)
(TRG/EP1 RDFN = 1)
size register (EPSZ1)
Read data from EP1
Write 1 to EP1 read
Application
complete bit
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