MODES2=B_0x0, RE=B_0x0, MODES1=B_0x0, CMDOK=B_0x0
SDRAM status register
| RE | Refresh error flag 0 (B_0x0): No refresh error has been detected 1 (B_0x1): A refresh error has been detected |
| MODES1 | Status Mode for SDRAM device 1 0 (B_0x0): Normal mode, devices are not in Self-refresh or power-down 1 (B_0x1): Self-refresh 2 (B_0x2): Power-down |
| MODES2 | Status mode for SDRAM device 2 0 (B_0x0): Normal mode, devices are not in Self-refresh or power-down 1 (B_0x1): Self-refresh 2 (B_0x2): Power-down |
| CMDOK | Previous command status 0 (B_0x0): Command not complete 1 (B_0x1): Command complete in the SDRAM clock domain |