Datasheet

SAM9263 [DATASHEET]
Atmel-6249N-ATARM-SAM9263-Datasheet_14-Mar-16
160
19.6.2 EBI0 Chip Select Assignment Register
Name: EBI0_CSA
Access: Read/Write
• EBI0_CS1A: EBI0 Chip Select 1 Assignment
0: EBI0 Chip Select 1 is assigned to the Static Memory Controller.
1: EBI0 Chip Select 1 is assigned to the SDRAM Controller.
• EBI0_CS3A: EBI0 Chip Select 3 Assignment
0: EBI0 Chip Select 3 is only assigned to the Static Memory Controller and EBI0_NCS3 behaves as defined by the SMC.
1: EBI0 Chip Select 3 is assigned to the Static Memory Controller and the SmartMedia Logic is activated.
• EBI0_CS4A: EBI0 Chip Select 4 Assignment
0: EBI0 Chip Select 4 is only assigned to the Static Memory Controller and EBI0_NCS4 behaves as defined by the SMC.
1: EBI0 Chip Select 4 is assigned to the Static Memory Controller and the CompactFlash Logic (first slot) is activated.
• EBI0_CS5A: EBI0 Chip Select 5 Assignment
0: EBI0 Chip Select 5 is only assigned to the Static Memory Controller and EBI0_NCS5 behaves as defined by the SMC.
1: EBI0 Chip Select 5 is assigned to the Static Memory Controller and the CompactFlash Logic (second slot) is activated.
• EBI0_DBPUC: EBI0 Data Bus Pull-Up Configuration
0: EBI0 D0–D15 Data Bus bits are internally pulled-up to the VDDIOM0 power supply.
1: EBI0 D0–D15 Data Bus bits are not internally pulled-up.
• VDDIOMSEL: Memory voltage selection
0: Memories are 1.8V powered.
1: Memories are 3.3V powered.
31 30 29 28 27 26 25 24
––––––––
23 22 21 20 19 18 17 16
–––––––VDDIOMSEL
15 14 13 12 11 10 9 8
–––––––EBI0_DBPUC
76543210
– – EBI0_CS5A EBI0_CS4A EBI0_CS3A – EBI0_CS1A –