ASI System Status

Name:
ASI_SYS_STATUS
Offset:
0x0B
Reset:
0x01
Access:
-
Bit76543210
RSTSYSINSLEEPNVMPROGUROWPROG LOCKSTATUS
AccessRRRRR
Reset00001

Bit 5 – RSTSYS: System Reset Active

System Reset Active

If this bit is set, there is an active Reset on the system domain. If this bit is cleared, the system is not in Reset.

This bit is cleared on read.

A Reset held from the ASI_RESET_REQ register will also affect this bit.

Bit 4 – INSLEEP: System Domain in Sleep

System Domain in Sleep

If this bit is set, the system domain is in IDLE or deeper Sleep mode. If this bit is cleared, the system is not in Sleep.

Bit 3 – NVMPROG: Start NVM Programming

Start NVM Programming

If this bit is set, NVM Programming can start from the UPDI.

When the UPDI is done, it must reset the system through the UPDI Reset register.

Bit 2 – UROWPROG : Start User Row Programming

Start User Row Programming

If this bit is set, User Row Programming can start from the UPDI.

When the UPDI is done, it must write the UROWWRITE_FINAL bit in ASI_SYS_CTRLA.

Bit 0 – LOCKSTATUS: NVM Lock Status

NVM Lock Status

If this bit is set, the device is locked. If a Chip Erase is done, and the Lockbits are cleared, this bit will read as '0'.