Atmel SAM4L Xplained Pro Evaluation Kit Atmel ATSAM4L-XPRO ATSAM4L-XPRO Data Sheet
Product codes
ATSAM4L-XPRO
131
42023E–SAM–07/2013
ATSAM4L8/L4/L2
• VREGRCMASK: VREG Request Clock Mask
0: VREG Request Clock is disabled
1: VREG Request Clock is enabled
• ADCIFERCMASK: ADCIFE Request Clock Mask
0: ADCIFE Request Clock is disabled
1: ADCIFE Request Clock is enabled
• PEVCRCMASK: PEVC Request Clock Mask
0: PEVC Request Clock is disabled
1: PEVC Request Clock is enabled
• TWIS1RCMASK: TWIS1 Request Clock Mask
0: TWIS1 Request Clock is disabled
1: TWIS1 Request Clock is enabled
• TWIS0RCMASK: TWIS0 Request Clock Mask
0: TWIS0 Request Clock is disabled
1: TWIS0 Request Clock is enabled
• ASTRCMASK: AST Request Clock Mask
0: AST Request Clock is disabled
1: AST Request Clock is enabled
• ACIFCRCMASK: ACIFC Request Clock Mask
0: ACIFC Request Clock is disabled
1: ACIFC Request Clock is enabled
• CATBRCMASK: CAT Request Clock Mask
0: CAT Request Clock is disabled
1: CAT Request Clock is enabled
• RSTPUN: Reset Pullup
0: Pullup on the external reset pin is disabled.
1: Pullup on the external reset pin is enabled.
Note that this register is protected by a lock. To write to this register the UNLOCK register has to be written first. Refer to
for details.