R8A77850ANBGV Renesas Electronics America, R8A77850ANBGV Datasheet - Page 1262

• 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: -

24. Multimedia Card Interface (MMCIF)
Rev.1.00 Jan. 10, 2008 Page 1230 of 1658
REJ09B0261-0100
(FIFO_EMPTY)
(DTBUSY_TU)
(CMDSTART)
CMDSTRT
(CMDOFF)
Input/output pins
MMCCMD
(DTBUSY)
(DATAEN)
MMCCLK
INTSTR0
MMCDAT
(DBSYI)
(CWRE)
(CMDI)
OPCR
(CRPI)
(DRPI)
(BUSY)
(REQ)
CSTR
(DTI)
(FEI)
Figure 24.16 Example of Command Sequence for Commands with Write Data
Command
transmission
started
CMD24 (WRITE_SINGLE_BLOCK)
Command
Single block write command execution sequence
(Block Size > FIFO Size)
Command
response
Write data
Transfer clock
transmission
halted
Writing data to FIFO
Block data
transmission
suspended
Block data
transmission
resumed
Transfer clock
transmission resumed
Write data
Busy