16.12.3 Status B
Name: | STATUSB |
Offset: | 0x0002 |
Reset: | x determined from latest Set DAL or Chip Erase command |
Property: | - |
Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |
BCCD1 | BCCD0 | DCCD1 | DCCD0 | HPE | DBGPRES | DAL[1:0] | |||
Access | R | R | R | R | R | R | R | R | |
Reset | 0 | 0 | 0 | 0 | 1 | 0 | 0 | x |
Bits 6, 7 – BCCDx BOOT Communication Channel x Dirty [x=1..0]
Writing a '0' to this bit has no effect.
Writing a '1' to this bit has no effect.
This bit is set when BCCx is written.
This bit is cleared when BCCx is read.
Bits 4, 5 – DCCDx Debug Communication Channel x Dirty [x=1..0]
Writing a '0' to this bit has no effect.
Writing a '1' to this bit has no effect.
This bit is set when DCCx is written.
This bit is cleared when DCCx is read.
Bit 3 – HPE Hot-Plugging Enable
Writing a '0' to this bit has no effect.
Writing a '1' to this bit has no effect.
This bit is set when Hot-Plugging is enabled.
This bit is cleared when Hot-Plugging is disabled. This is the case when the SWCLK function is changed and only a power-reset or an external reset can set it again.
Bit 2 – DBGPRES Debugger Present
Writing a '0' to this bit has no effect.
Writing a '1' to this bit has no effect.
This bit is set when a debugger probe is detected.
This bit is never cleared.
Bits 1:0 – DAL[1:0] Debugger Access Level
- 0x0: Debugger can only access the DSU external address space.
- 0x1: Debugger can access only Non-Secure regions (SAM L11 only).
- 0x2: Debugger can access secure and Non-Secure regions.
Writing in this bitfield has no effect.