CTRL=POWER_OFF
Power control register.
| CTRL | Power control 0 (POWER_OFF): Power-off 1 (RESERVED): Reserved 2 (POWER_UP): Power-up 3 (POWER_ON): Power-on |
| RESERVED | Reserved. Read value is undefined, only zero should be written. |
| OPENDRAIN | SD_CMD output control. |
| ROD | Rod control. |
| RESERVED | Reserved. Read value is undefined, only zero should be written. |