R8A77850ANBGV Renesas Electronics America, R8A77850ANBGV Datasheet - Page 1177
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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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
R8A77850ANBGV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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(2)
The transmit sources and receive sources are signals indicating the state; after being set, if the state
changes, they are automatically cleared by the SIOF.
When the DMA transfer is used, a DMA transfer request is pulled low for one cycle at the end of
DMA transfer.
(3)
On occurrence of each of the errors indicated as a status in SISTR, the SIOF performs the
following operations.
• Transmit FIFO underflow (TFUDF)
• Transmit FIFO overflow (TFOVF)
• Receive FIFO overflow (RFOVF)
• Receive FIFO underflow (RFUDF)
• Frame synchronization error (FSERR)
• Slot assign error (SAERR)
The immediately preceding transmit data is again transmitted.
The contents of the transmit FIFO are protected, and the write operation causing the overflow
is ignored.
Data causing the overflow is discarded and lost.
An undefined value is output on the bus.
The internal counter is reset according to the signal in which an error occurs.
⎯ If the same slot is assigned to both serial data and control data, the slot is assigned to serial
⎯ If the same slot is assigned to two control data items, the data cannot be transferred
Regarding Transmit and Receive Classification
Processing when Errors Occur
data.
correctly.
Rev.1.00 Jan. 10, 2008 Page 1145 of 1658
22. Serial I/O with FIFO (SIOF)
REJ09B0261-0100
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