R5S77631Y266BGV Renesas Electronics America, R5S77631Y266BGV Datasheet - Page 602
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 13 PCI Controller (PCIC)
(2)
Figure 13.2 shows the method for accessing the PCI bus allocated to the PCI memory space from
the SuperHyway bus.
To access to the PCI memory address space, use the PCI memory bank register (PCIMBR) and
PCI memory bank mask register (PCIMBMR). These registers should have an address space
ranging from 16 Mbytes to 512 Mbytes. PCI addresses can be allocated to by software.
The PCIC supports burst transfers to memory transfer.
Consecutive accesses with the SuperHyway load 32-byte or SuperHyway store 32-byte command
result in a burst transfer of 32-byte or more (64-byte, 96-byte, etc.).
The PCI memory spaces are allocated from H'FD00 0000 to H'FDFF FFFF for PCI memory space
0 (16 Mbytes), H'1000 0000 to H'13FF FFFF for PCI memory space 1 (Area 4, 64 Mbytes,
selection of the PCIC, DDRIF and LBSC spaces), and H'C000 0000 to H'DFFF FFFF for PCI
memory space 2 (512 Mbytes, available only in 32-bit address extended mode).
Address translation from SuperHyway bus to PCI local bus
The lower 15 bits ([17:3]) of a SuperHyway bus address are sent without translation.
Rev. 2.00 May 22, 2009 Page 532 of 1982
REJ09B0256-0200
Accessing PCI Memory Space
H'0000 0000
H'1000 0000
H'C000 0000
H'FD00 0000
H'FE00 0000
H'FE20 0000
Figure 13.2 SuperHyway Bus to PCI Local Bus Access
PCI memory space 1
PCI memory space 2
PCI memory space 0
address space (4GB)
Register 2 Mbytes
PCI I/O 2 Mbytes
SuperHyway bus
512 Mbytes
64 Mbytes
16 Mbytes
address space (4GB)
16 Mbytes
64 Mbytes
PCI local bus
512 Mbytes
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