Datasheet

161
SAM9263 [DATASHEET]
Atmel-6249N-ATARM-SAM9263-Datasheet_14-Mar-16
19.6.3 EBI1 Chip Select Assignment Register
Name: EBI1_CSA
Access: Read/Write
• EBI1_CS1A: EBI1 Chip Select 1 Assignment
0: EBI1 Chip Select 1 is assigned to the Static Memory Controller.
1: EBI1 Chip Select 1 is assigned to the SDRAM Controller.
• EBI1_CS2A: EBI1 Chip Select 2 Assignment
0: EBI1 Chip Select 2 is only assigned to the Static Memory Controller and EBI1_NCS2 behaves as defined by the SMC.
1: EBI1 Chip Select 2 is assigned to the Static Memory Controller and the SmartMedia Logic is activated.
• EBI1_DBPUC: EBI1 Data Bus Pull-Up Configuration
0: EBI1 D0–D15 Data Bus bits are internally pulled-up to the VDDIOM1 power supply.
1: EBI1 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
–––––––EBI1_DBPUC
76543210
––––EBI1_CS2A–EBI1_CS1A–