SPRUJ17H March 2022 – October 2024 AM2631 , AM2631-Q1 , AM2632 , AM2632-Q1 , AM2634 , AM2634-Q1
Flags in the MMC/SD/SDIO host controller show status of communication with the card:
Error conditions generate interrupts. See Table 13-247 and register description for more details.
Error hold in the MMC_STAT Register | CC | TC | Comments | |
---|---|---|---|---|
29 | BADA | No dependency with CC or TC. BADA is related to the register accesses. Its assertion is not dependent of the ongoing transfer. | ||
28 | CERR | 1 | CC is set upon CERR. | |
22 | DEB | 1 | TC is set upon DEB. | |
21 | DCRC | 1 | TC is set upon DCRC. | |
20 | DTO | DTO and TC are mutually exclusive. DCRC and DEB cannot occur with DTO. | ||
19 | CIE | 1 | CC is set upon CIE. | |
18 | CEB | 1 | CC is set upon CEB. | |
17 | CCRC | 1 | CC can be set upon CCRC - See CTO comment | |
16 | CTO | CTO and CC are mutually exclusive. CIE, CEB and CERR cannot occur with CTO. CTO can occur at the same time as CCRC it indicates a command abort due to a contention on CMD line. In this case no CC appears. |
MMC_STAT[21] DCRC event can be asserted in the following conditions: