S3C2410A MMC/SD/SDIO HOST CONTROLLER
19-7
SDI Command Status (SDICSTA) Register
Register Address R/W Description Reset Value
SDICSTA 0x5A000010 R/(W) SDI command status register 0x0
SDICSTA Bit Description Initial Value
Response CRC
Fail(RspCrc)
[12]
R/W
CRC check failed when command response received. This flag is
cleared by setting one to this bit.
0 = not detect, 1 = crc fail
0
Command Sent
(CmdSent)
[11]
R/W
Command sent (not concerned with response). This flag is
cleared by setting one to this bit.
0 = not detect, 1 = command end
0
Command Time Out
(CmdTout)
[10]
R/W
Command response timeout (64clk). This flag is cleared by
setting one to this bit.
0 = not detect, 1 = timeout
0
Response Receive
End (RspFin)
[9]
R/W
Command response received. This flag is cleared by setting one
to this bit.
0 = not detect, 1 = response end
0
CMD line progress
On (CmdOn)
[8]
R
Command transfer in progress.
0 = not detect, 1 = in progress
0
RspIndex [7:0]
R
Response index 6bit including start 2-bit (8-bit) 0x00