Datasheet

491
SAM3X / SAM3A [DATASHEET]
Atmel-11057C-ATARM-SAM3X-SAM3A-Datasheet_23-Mar-15
25.18.17 SMC Setup Register
Name: SMC_SETUPx [x=0..7]
Address: 0x400E0070 [0], 0x400E0084 [1], 0x400E0098 [2], 0x400E00AC [3], 0x400E00C0 [4], 0x400E00D4 [5],
0x400E00E8 [6], 0x400E00FC [7]
Access: Write-only
Reset: 0x00000000
• NWE_SETUP: NWE Setup Length
The NWE signal setup length is defined as:
NWE setup length = (128 * NWE_SETUP[5] + NWE_SETUP[4:0]) clock cycles.
• NCS_WR_SETUP: 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.
• NRD_SETUP: NRD Setup length
The NRD signal setup length is defined as:
NRD setup length = (128 * NRD_SETUP[5] + NRD_SETUP[4:0]) clock cycles.
• NCS_RD_SETUP: 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.
31 30 29 28 27 26 25 24
– – NCS_RD_SETUP
23 22 21 20 19 18 17 16
– – NRD_SETUP
15 14 13 12 11 10 9 8
– – NCS_WR_SETUP
76543210
– – NWE_SETUP