Data Sheet

477
Atmel | SMART SAM D21 [DATASHEET]
Atmel-42181G–SAM-D21_Datasheet–09/2015
25.8.11 Debug Control
Name: DBGCTRL
Offset: 0x30
Reset: 0x00
Property: Write-Protected
z Bits 7:1 – Reserved
These bits are unused and reserved for future use. For compatibility with future devices, always write these bits to
zero when this register is written. These bits will always return zero when read.
z Bit 0 – DBGSTOP: Debug Stop Mode
This bit controls the baud-rate generator functionality when the CPU is halted by an external debugger.
0: The baud-rate generator continues normal operation when the CPU is halted by an external debugger.
1: The baud-rate generator is halted when the CPU is halted by an external debugger.
Bit76543210
DBGSTOP
AccessRRRRRRRR/W
Reset00000000