R8A77850ADBGV Renesas Electronics America, R8A77850ADBGV Datasheet - Page 1243
R8A77850ADBGV
Manufacturer Part Number
R8A77850ADBGV
Description
IC SUPERH MPU ROMLESS 436-BGA
Manufacturer
Renesas Electronics America
Series
SuperH® SH7780r
Datasheet
1.R8A77850AADBGV.pdf
(1694 pages)
Specifications of R8A77850ADBGV
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
-40°C ~ 85°C
Package / Case
436-BGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
R8A77850ADBGV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
Company:
Part Number:
R8A77850ADBGV#RD0Z
Manufacturer:
Renesas Electronics America
Quantity:
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Some broadcast commands do not require a command response.
Figure 24.3 shows an example of the command sequence for commands that do not require a
command response.
Figure 24.4 shows the operational flow for commands that do not require a command response.
• Make settings to issue the command.
• Set the CMDSTART bit in CMDSTRT to 1 to start command transmission. MMCCMD must
• The end of the command sequence is detected by poling the BUSY flag in CSTR or by the
(CMDSTART)
Input/output pins
CMDSTRT
INTSTR0
(CWRE)
MMCCLK
MMCCMD
MMCDAT
(BUSY)
(REQ)
(CMDI)
CSTR
be kept driven until the end bit output is completed.
command transmit end interrupt (CMDI).
Operation of Commands Not Requiring Command Response
Figure 24.3 Example of Command Sequence for Commands
Not Requiring Command Response
Command transmission
started
Command transmission period
Command sequence period
Command output (48 bits)
Rev.1.00 Jan. 10, 2008 Page 1211 of 1658
24. Multimedia Card Interface (MMCIF)
Command transmission
REJ09B0261-0100
ended
Cleared by
software
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