Configuration Options Register 1 (COR1) is used to set certain configuration options for the device. The name of each bit position in the COR1 is given in the following table and described in the subsequent table.
| Description | Reserved | RBCRC_ACTION | Reserved | RBCRC_NO_PIN | RBCRC_EN | Reserved | BPI_1ST_READ_CYCLE | BPI_PAGE_SIZE | ||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Bit Index | 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
| Value | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Name | Bit Index | Description |
|---|---|---|
| Reserved | [31:18] | Reserved |
| RBCRC_ACTION | [17:15] |
Controls readback action:
Others: Reserved (use SEM IP for correction applications) |
| Reserved | [14:10] | Reserved |
| RBCRC_NO_PIN | 9 |
Controls INIT_B as a readback CRC error status output pin: 0: Enables INIT_B as a readback CRC error status output pin (default) 1: Disables INIT_B as a readback CRC error status output pin |
| RBCRC_EN | 8 |
Controls continuous readback CRC enable: 0: Disables continuous readback CRC (default) 1: Enables continuous readback CRC |
| Reserved | [7:4] | Reserved |
| BPI_1ST_READ_CYCLE | [3:2] |
First byte read timing:
Bitstream property: BITSTREAM.CONFIG.BPI_1ST_READ_CYCLE |
| BPI_PAGE_SIZE | [1:0] |
Flash memory page size:
Bitstream property: BITSTREAM.CONFIG.BPI_PAGE_SIZE |