R8A77850ANBGV Renesas Electronics America, R8A77850ANBGV Datasheet - Page 583
R8A77850ANBGV
Manufacturer Part Number
R8A77850ANBGV
Description
IC SUPERH MPU ROMLESS 436-BGA
Manufacturer
Renesas Electronics America
Series
SuperH® SH7780r
Datasheet
1.R8A77850AADBGV.pdf
(1694 pages)
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
-
Available stocks
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Manufacturer
Quantity
Price
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Part Number:
R8A77850ANBGV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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The PCI controller (PCIC) controls the PCI bus and enables data transfers between memory
connected to an external bus and a PCI device connected to the PCI bus. The PCIC facilitates the
system design using the PCI bus and enables short and fast data transfer.
The PCIC operates as a bus bridge which links the PCI bus to the internal bus (SuperHyway bus).
It has transfer channels, for example, between a PCI device on the PCI bus and memory that is
connected to the external bus.
The PCIC supports both the host mode and normal mode (non-host mode). In host mode,
arbitration can be performed on the PCI bus. In normal mode, the PCI bus arbitration is performed
by the external PCI bus arbiter.
13.1
The PCIC has the following features.
• Conforms to the subset of the PCI Local Bus Specification Revision 2.2
• Operates at 33 or 66 MHz
• 32-bit data bus
• PCI master and target functions
• Conforms to the subset of the PCI Power Management Revision 1.1
• Supports the host mode and normal mode
• PCI arbiter (in host mode)
• Supports four external masters
• Pseudo-round-robin or fixed priority arbitration
• Supports external bus arbiter mode
• Supports configuration mechanism #1 (in host mode)
• Supports burst transfer
• Parity check and error report
• Exclusive access (only when PCIC is a target)
Exclusive access between the internal module and the external PCI master is not supported.
⎯ The PCIC is a master: Not supported
⎯ The PCIC is a target: When the PCIC is locked, it can be accessed through only the PCI
device that has asserted the LOCK signal (the SuperHyway bus is not locked during lock
transfer).
Features
Section 13 PCI Controller (PCIC)
Rev.1.00 Jan. 10, 2008 Page 551 of 1658
13. PCI Controller (PCIC)
REJ09B0261-0100
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