SH7760 Datasheet, PDF (1013/1345 Pages) Renesas Technology Corp – SuperHTM RISC engine

Start of command sequence
Write data to FIFO
Execute CMD20
: Execute stream data write
(CRCERI) interrupt ^Yes
detected?
No
No
(CRPI) interrupt
detected?
Yes
Read response register
Response status?
No error
Error
Set the (DATAEN) bit to 1
Write data to FIFO
Set the (DATAEN) bit to 1
No
No
(FEI) interrupt
detected?
Yes
Data write
completed?
Yes
Set the (CMDOFF) bit to 1
Set the (CMDOFF) bit to 1
Execute CMD12
End of command sequence
Abnormal end of command sequence
Figure 26.21 Example of Operational Flow for Commands with Write Data
(Stream Transfer)
Rev. 1.0, 02/03, page 963 of 1294