Datasheet

171
42023E–SAM–07/2013
ATSAM4L8/L4/L2
12.7 User Interface
Note: 1. The reset value is device specific. Refer to the Module Configuration section at the end of this chapter.
2. The reset value of this register depends on factory calibration.
Table 12-3. BSCIF Register Memory Map
Offset Register Register Name Access Reset
0x0000 Interrupt Enable Register IER Write-only 0x00000000
0x0004 Interrupt Disable Register IDR Write-only 0x00000000
0x0008 Interrupt Mask Register IMR Read-only 0x00000000
0x000C Interrupt Status Register ISR Read-only 0x00000000
0x0010 Interrupt Clear Register ICR Write-only 0x00000000
0x0014 Power and Clocks Status Register PCLKSR Read-only 0x00000000
0x0018 Unlock Register UNLOCK Write-only 0x00000000
0x001C Chip Specific Configuration Register CSCR Read/Write 0x00000000
0x0020 Oscillator 32 Control Register OSCCTRL32 Read/Write 0x00000004
0x0024 32kHz RC Oscillator Control Register RC32KCR Read/Write 0x00000000
0x0028 32kHz RC Oscillator Tuning Register RC32KTUNE Read/Write 0x00000000
0x002C BOD33 Control Register BOD33CTRL Read/Write -
(2)
0x0030 BOD33 Level Register BOD33LEVEL Read/Write -
(2)
0x0034 BOD33 Sampling Control Register BOD33SAMPLING Read/Write 0x00000000
0x0038 BOD18 Control Register BOD18CTRL Read/Write -
(2)
0x003C BOD18 Level Register BOD18LEVEL Read/Write -
(2)
0x0040 BOD18 Sampling Control Register BOD18SAMPLING Read/Write 0x00000000
0x0044 Voltage Regulator Configuration Register VREGCR Read/Write -
(1)
0x0058 1MHz RC Clock Configuration Register RC1MCR Read/Write 0x00000F00
0x0060 Bandgap Control Register BGCTRL Read/Write 0x00000000
0x0064 Bandgap Status Register BGSR Read-only -
(2)
0x0078 - 0x0084 Backup register n BR Read/Write 0x00000000
0x03E4 Backup Register Interface Version Register BRIFBVERSION Read-only -
(1)
0x03E8 BGREFIF Version Register BGREFIFBVERSION Read-only -
(1)
0x03EC Voltage Regulator Version Register VREGIFGVERSION Read-only -
(1)
0x03F0 BOD Version Register BODIFCVERSION Read-only -
(1)
0x03F4 32kHz RC Oscillator Version Register RC32KIFBVERSION Read-only -
(1)
0x03F8 32 kHz Oscillator Version Register OSC32IFAVERSION Read-only -
(1)
0x03FC BSCIF Version Register VERSION Read-only -
(1)