R5S77631Y266BGV Renesas Electronics America, R5S77631Y266BGV Datasheet - Page 1521
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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(1)
This mode is entered after the module is released from reset. All required settings in the control
register should be defined in this mode, before the SSI module is enabled by setting the EN bit.
Setting the EN bit causes the SSI module to enter the module enabled mode.
(2)
Operation of the module in this mode depends on the selected operating mode. For details, see
section 34.4.4, Transmit Operation and section 34.4.5, Receive Operation.
34.4.4
Transmission can be controlled in one of two ways: either DMA or an interrupt driven.
DMA driven is preferred to reduce the CPU load. In DMA control mode, an underflow or
overflow of data or DMAC transfer end is notified by using an interrupt.
The alternative is using the interrupts that the SSI module generates to supply data as required.
This mode has a higher interrupt load as the SSI module is only double buffered and will require
data to be written at least every system word period.
When disabling the SSI module, the SSI clock* must be supplied continuously until the module
enters in the idle state, indicated by the IIRQ bit.
Figure 34.19 shows the transmit operation in the DMA controller mode. Figure 34.20 shows the
transmit operation in the Interrupt controller mode.
Note: * SCKD = 0: Clock input through the SSI_SCK pin
Configuration Mode
Module Enabled Mode
Transmit Operation
SCKD = 1: Clock input through the SSI_CLK pin
Rev. 2.00 May 22, 2009 Page 1451 of 1982
Section 34 Serial Sound Interface (SSI)
REJ09B0256-0200
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