HD6417712BPV Renesas Electronics America, HD6417712BPV Datasheet - Page 794
HD6417712BPV
Manufacturer Part Number
HD6417712BPV
Description
MPU 1.5/3.3V 0K PB-FREE 256-BGA
Manufacturer
Renesas Electronics America
Series
SuperH® SH Ethernetr
Datasheet
1.HD6417712BPV.pdf
(980 pages)
Specifications of HD6417712BPV
Core Processor
SH-3 DSP
Core Size
32-Bit
Speed
200MHz
Connectivity
EBI/EMI, Ethernet, FIFO, SCI, SIO
Peripherals
DMA, POR, WDT
Number Of I /o
24
Program Memory Type
ROMless
Ram Size
16K x 8
Voltage - Supply (vcc/vdd)
1.4 V ~ 1.6 V
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
256-BGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Data Converters
-
Available stocks
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD6417712BPV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Section 19 Ethernet Controller Direct Memory Access Controller (E-DMAC)
19.2.14 Receive Buffer Write Address Register (RBWAR)
RBWAR stores the address of data to be written in the receiving buffer when the E-DMAC writes
data to the receiving buffer. Which addresses in the receiving buffer are processed by the E-
DMAC can be recognized by monitoring addresses displayed in this register. The address that the
E-DMAC is actually processing may be different from the value read from this register.
19.2.15 Receive Descriptor Fetch Address Register (RDFAR)
RDFAR stores the descriptor start address that is required when the E-DMAC fetches descriptor
information from the receiving descriptor. Which receiving descriptor information is used for
processing by the E-DMAC can be recognized by monitoring addresses displayed in this register.
The address from which the E-DMAC is actually fetching a descriptor may be different from the
value read from this register.
19.2.16 Transmit Buffer Read Address Register (TBRAR)
TBRAR stores the address of the transmission buffer when the E-DMAC reads data from the
transmission buffer. Which addresses in the transmission buffer are processed by the E-DMAC
can be recognized by monitoring addresses displayed in this register. The address from which the
E-DMAC is actually reading in the buffer may be different from the value read from this register.
Rev. 1.00 Dec. 27, 2005 Page 750 of 932
REJ09B0269-0100
Bit
31 to 0
Bit
31 to 0
Bit
31 to 0
Bit Name
RBWA31 to
RBWA0
Bit Name
RDFA31 to
RDFA0
Bit Name
TBRA31 to
TBRA0
Initial
Value
All 0
Initial
Value
All 0
Initial
Value
All 0
R/W
R
R/W
R
R/W
R
Description
Receiving-Buffer Write Address
These bits can only be read. Writing is prohibited.
Description
Receiving-Descriptor Fetch Address
These bits can only be read. Writing is prohibited.
Description
Transmission-Buffer Read Address
These bits can only be read. Writing is prohibited.
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