34.20.1 SMC Setup Register
This register can only be written if the WPEN bit is cleared in the Write Protection Mode Register.
Note: The number of SMC_SETUP registers depends on the chip select number.
| Name: | SMC_SETUPx |
| Offset: | 0x00 + x*0x10 [x=0..5] |
| Reset: | 0x01010101 |
| Property: | Read/Write |
| Bit | 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | |
| NCS_RD_SETUP[5:0] | |||||||||
| Access | R/W | R/W | R/W | R/W | R/W | R/W | |||
| Reset | 0 | 0 | 0 | 0 | 0 | 1 | |||
| Bit | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 | |
| NRD_SETUP[5:0] | |||||||||
| Access | R/W | R/W | R/W | R/W | R/W | R/W | |||
| Reset | 0 | 0 | 0 | 0 | 0 | 1 | |||
| Bit | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | |
| NCS_WR_SETUP[5:0] | |||||||||
| Access | R/W | R/W | R/W | R/W | R/W | R/W | |||
| Reset | 0 | 0 | 0 | 0 | 0 | 1 | |||
| Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |
| NWE_SETUP[5:0] | |||||||||
| Access | R/W | R/W | R/W | R/W | R/W | R/W | |||
| Reset | 0 | 0 | 0 | 0 | 0 | 1 | |||
Bits 29:24 – NCS_RD_SETUP[5:0] NCS Setup Length in READ Access
In READ access, the NCS signal setup length is defined as:
NCS setup length = (128 * NCS_RD_SETUP[5] + NCS_RD_SETUP[4:0]) clock cycles
Bits 21:16 – NRD_SETUP[5:0] NRD Setup Length
The NRD signal setup length is defined in clock cycles as:
NRD setup length = (128 * NRD_SETUP[5] + NRD_SETUP[4:0]) clock cycles
Bits 13:8 – NCS_WR_SETUP[5:0] NCS Setup Length in WRITE Access
In WRITE access, the NCS signal setup length is defined as:
NCS setup length = (128 * NCS_WR_SETUP[5] + NCS_WR_SETUP[4:0]) clock cycles
Bits 5:0 – NWE_SETUP[5:0] NWE Setup Length
The NWE signal setup length is defined as:
NWE setup length = (128 * NWE_SETUP[5] + NWE_SETUP[4:0]) clock cycles