SPRUI30H November 2015 – May 2024 DRA745 , DRA746 , DRA750 , DRA756
Figure 25-44 shows how to send a command to the card using polling instead of interrupts for event signaling.
Figure 25-44 eMMC/SD/SDIO Controller Command Transfer Flow With Polling| Register Name | Register Name | Register Name |
|---|---|---|
| MMCHS_PSTATE | MMCHS_CON | MMCHS_CSRE |
| MMCHS_STAT | MMCHS_BLK | MMCHS_SYSCTL |
| MMCHS_ARG | MMCHS_IE | MMCHS_CMD |
| MMCHS_RSP10 | MMCHS_RSP32 | MMCHS_RSP54 |
| MMCHS_RSP76 |
| Subprocess Name | Cross-Reference |
|---|---|
| Perform CMD line reset. | See Section 25.5.1.2.1.1.1, CMD Line Reset Procedure. |
Figure 25-45 shows how to send a command to the card using interrupts for event signaling.
Figure 25-45 eMMC/SD/SDIO Controller Command Transfer Flow With interrupts| Register Name | Register Name | Register Name |
|---|---|---|
| MMCHS_PSTATE | MMCHS_CON | MMCHS_CSRE |
| MMCHS_STAT | MMCHS_BLK | MMCHS_SYSCTL |
| MMCHS_ARG | MMCHS_IE | MMCi.MMCHS_ISE |
| MMCHS_RSP10 | MMCHS_RSP32 | MMCHS_RSP54 |
| MMCHS_RSP76 | MMCHS_CMD |
| Subprocess Name | Cross-Reference |
|---|---|
| Perform CMD line reset. | See Section 25.5.1.2.1.1.1, CMD Line Reset Procedure. |