R8A77850ADBGV#RD0Z Renesas Electronics America, R8A77850ADBGV#RD0Z Datasheet - Page 1325
R8A77850ADBGV#RD0Z
Manufacturer Part Number
R8A77850ADBGV#RD0Z
Description
IC SUPERH MPU ROMLESS 436-BGA
Manufacturer
Renesas Electronics America
Series
SuperH® SH7780r
Datasheet
1.R8A77850AADBGV.pdf
(1694 pages)
Specifications of R8A77850ADBGV#RD0Z
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
Part Number:
R8A77850ADBGV#RD0ZR8A77850ADBGV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Figure 25.6 Sample Flowchart for Off-Chip Codec Register Read (2)
Assign HACCSDR read value to Data T
Assign HACCSAR read value to Addr
Notes: E2:
Write 0 to RSR.STARY
Write 0 to RSR.STDRY
Clear LoopCnt 2 to 0
WaitLoop_CMDAMT
Send_read_request
Set RegN in CSAR
Addr (R) = RegN?
Data T is returned
Get_codec_data
WaitLoop_RSR
LoopCnt2: Software counter for wait insertion
Addr:
DataT:
Return
Error
Error
No
No
Yes
Loop count required in the target system (13 < E2)
Variable to hold CSAR read value.
Variable to hold CSDR read value.
Yes
Yes
No
Input: RegN (address of the codec register to be read)
Input: RegN (address of the codec register to be read)
E2 < LoopCnt 2
LoopCnt 2 ++
Wait for 5 μs
Error
Error
Error
Yes
Rev.1.00 Jan. 10, 2008 Page 1293 of 1658
No
25. Audio Codec Interface (HAC)
REJ09B0261-0100
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