ATtiny1624/1626/1627

STATUS

Status

  0x01 8 - 0x00    

Status

Bit  7 6 5 4 3 2 1 0  
  NMIEX           LVL1EX LVL0EX  
Access  R           R R  
Reset  0           0 0  

Bit 7 – NMIEX: Non-Maskable Interrupt Executing

Non-Maskable Interrupt Executing

This flag is set if a non-maskable interrupt is executing. The flag is cleared when returning (RETI) from the interrupt handler.

Bit 1 – LVL1EX: Level 1 Interrupt Executing

Level 1 Interrupt Executing

This flag is set when a priority level 1 interrupt is executing, or when the interrupt handler has been interrupted by an NMI. The flag is cleared when returning (RETI) from the interrupt handler.

Bit 0 – LVL0EX: Level 0 Interrupt Executing

Level 0 Interrupt Executing

This flag is set when a priority level 0 interrupt is executing, or when the interrupt handler has been interrupted by a priority level 1 interrupt or an NMI. The flag is cleared when returning (RETI) from the interrupt handler.