NCTL_ROW
ctlcode = NCTL_CSA | NCTL_CMD1W | NCTL_ROW | NCTL_COL |
ctlcode = NCTL_ROW | NCTL_CMD1W | NCTL_CMD0 |
ctlcode = 0x40000000 | NCTL_ROW | NCTL_COL | NCTL_CMD0;