Data Sheet

165
Atmel | SMART SAM D21 [DATASHEET]
Atmel-42181G–SAM-D21_Datasheet–09/2015
16.7 Register Summary
Table 16-6. Register Summary
Offset Name
Bit
Pos.
0x00
INTENCLR
7:0 DFLLLCKC DFLLLCKF DFLLOOB DFLLRDY OSC8MRDY OSC32KRDY XOSC32KRDY XOSCRDY
0x01 15:8 DPLLLCKR
B33SRDY BOD33DET BOD33RDY DFLLRCS
0x02 23:16
DPLLLTO DPLLLCKF
0x03 31:24
0x04
INTENSET
7:0 DFLLLCKC DFLLLCKF DFLLOOB DFLLRDY OSC8MRDY OSC32KRDY XOSC32KRDY XOSCRDY
0x05 15:8 DPLLLCKR
B33SRDY BOD33DET BOD33RDY DFLLRCS
0x06 23:16
DPLLLTO DPLLLCKF
0x07 31:24
0x08
INTFLAG
7:0 DFLLLCKC DFLLLCKF DFLLOOB DFLLRDY OSC8MRDY OSC32KRDY XOSC32KRDY XOSCRDY
0x09 15:8 DPLLLCKR
B33SRDY BOD33DET BOD33RDY DFLLRCS
0x0A 23:16
DPLLLTO DPLLLCKF
0x0B 31:24
0x0C
PCLKSR
7:0 DFLLLCKC DFLLLCKF DFLLOOB DFLLRDY OSC8MRDY OSC32KRDY XOSC32KRDY XOSCRDY
0x0D 15:8 DPLLLCKR
B33SRDY BOD33DET BOD33RDY DFLLRCS
0x0E 23:16
DPLLLTO DPLLLCKF
0x0F 31:24
0x10
XOSC
7:0 ONDEMAND RUNSTDBY XTALEN ENABLE
0x11 15:8 STARTUP[3:0] AMPGC GAIN[2:0]
0x12 Reserved
0x13 Reserved
0x14
XOSC32K
7:0 ONDEMAND RUNSTDBY AAMPEN EN32K XTALEN ENABLE
0x15 15:8 WRTLOCK STARTUP[2:0]
0x16 Reserved
0x17 Reserved
0x18
OSC32K
7:0 ONDEMAND RUNSTDBY EN32K ENABLE
0x19 15:8 WRTLOCK STARTUP[2:0]
0x1A 23:16
CALIB[6:0]
0x1B 31:24
0x1C OSCULP32K 7:0 WRTLOCK CALIB[4:0]
0x1D
...
0x1F
Reserved
0x20
OSC8M
7:0 ONDEMAND RUNSTDBY ENABLE
0x21 15:8 PRESC[1:0]
0x22 23:16 CALIB[7:0]
0x23 31:24 FRANGE[1:0]
CALIB[11:8]
0x24
DFLLCTRL
7:0 ONDEMAND RUNSTDBY USBCRM LLAW STABLE MODE ENABLE
0x25 15:8 WAITLOCK BPLCKC QLDIS CCDIS
0x26 Reserved
0x27 Reserved