Datasheet

 2017 Microchip Technology Inc. DS60001516A-page 585
SAM9G20
34.9.4 MCI SDCard/SDIO Register
Name: MCI_SDCR
Access: Read/Write
SDCSEL: SDCard/SDIO Slot
SDCBUS: SDCard/SDIO Bus Width
0: 1-bit data bus
1: 4-bit data bus
31 30 29 28 27 26 25 24
––––––––
23 22 21 20 19 18 17 16
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15 14 13 12 11 10 9 8
––––––––
76543210
SDCBUS––––– SDCSEL
SDCSEL SDCard/SDIO Slot
00
Slot A is selected.
0 1 Slot B selected
10Reserved
11Reserved