Datasheet

639
42023E–SAM–07/2013
ATSAM4L8/L4/L2
24.7.12 FI DI Ratio Register
Name:
FIDI
Access Type: Read-write
Offset: 0x40
Reset Value: 0x00000174
This register can only be written if write protection is disabled in the “Write Protect Mode Register” (WPMR.WPEN is zero).
• FI_DI_RATIO: FI Over DI Ratio Value
0: If ISO7816 mode is selected, the baud rate generator does not generate a signal.
1 - 2047: If ISO7816 mode is selected, the baud rate is the clock provided on CLK divided by FI_DI_RATIO.
31 30 29 28 27 26 25 24
––––––––
23 22 21 20 19 18 17 16
––––––––
15 14 13 12 11 10 9 8
––––– FI_DI_RATIO[10:8]
76543210
FI_DI_RATIO[7:0]