Atmel SAM4S Xplained Pro Starter and Evaluation Kit ATSAM4S-XPRO ATSAM4S-XPRO Data Sheet

Product codes
ATSAM4S-XPRO
Page of 1231
63
SAM4S Series [DATASHEET]
Atmel-11100G-ATARM-SAM4S-Datasheet_27-May-14
12.4.1.12Exception Mask Registers
The exception mask registers disable the handling of exceptions by the processor. Disable exceptions where they 
might impact on timing critical tasks. 
To access the exception mask registers use the MSR and MRS instructions, or the CPS instruction to change the 
value of PRIMASK or FAULTMASK. See 
 for more information.