R8A77850ANBGV Renesas Electronics America, R8A77850ANBGV Datasheet - Page 1364

• Manufacturer Part Number: R8A77850ANBGV
• Description: IC SUPERH MPU ROMLESS 436-BGA
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7780r

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: -

26. Serial Sound Interface (SSI) Module
(1)
Rev.1.00 Jan. 10, 2008 Page 1332 of 1658
REJ09B0261-0100
Reception Using DMA Controller
Note: * When SSI error interrupt occurs (underflow/overflow), back to start
No
Yes
and execute flow again.
Figure 26.23 Reception Using DMA Controller
Setup DMA controller to transfer data
Wait for interrupt from DMAC or SSI
from SSI module to memory
specify configuration bits
enable error interrupts
disable error interrupt,
Wait for idle interrupt
Disable SSI module,
Enable SSI module,
Has DMAC Rx data
enable Idle interrupt
been completed?
from SSI module
to be received?
Error interrupt?
Release reset,
enable DMA,
disable DMA
More data
in SSICR
End*
Start
SSI
No
Yes
No
Yes
Specify TRMD, EN, SCKD,
SWSD, MUEN, DEL, PDTA,
SDTA, SPDP, SWSP, SCKP,
SWL, DWL, CHNL
EN = 1,
DMEN = 1,
UIEN = 1, OIEN = 1
EN = 0,
DMEN = 0
UIEN = 0, OIEN = 0,
IIEN = 1