Datasheet

335
SAM3X / SAM3A [DATASHEET]
Atmel-11057C-ATARM-SAM3X-SAM3A-Datasheet_23-Mar-15
21.8.5 System I/O Configuration Register
Name: CCFG_SYS IO
Address: 0x400E0514
Access: Read-write
Reset: 0x0000_1000
• SYSIO12: PC0 or ERASE Assignment
1: ERASE function selected (Default at reset).
0: PC0 function selected.
When ERASE function is selected, pull down of PC0 is enabled, and pull up of PC0 is disabled.
When PC0 function is selected, pull down of PC0 is disabled and pull up of PC0 is configurable through PIO block.
31 302928 27 26 25 24
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23 22 21 20 19 18 17 16
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15 14 13 12 11 10 9 8
–––SYSIO12––––
76543 210
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