Tabulka 40.5. SREG — The AVR Status Register
| Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |
| I | T | H | S | V | N | Z | C | SREG | |
| Read/Write | R/W | R/W | R/W | R/W | R/W | R/W | R/W | R/W | |
| Initial Value | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 
Obrázek 40.1. SREG — The AVR Status Register
          bit      7       6       5       4       3       2       1       0
               +-------+-------+-------+-------+-------+-------+-------+-------+
               |   I   |   T   |   H   |   S   |   V   |   N   |   Z   |   C   |
               +-------+-------+-------+-------+-------+-------+-------+-------+
   Read/Write     R/W     R/W     R/W     R/W     R/W     R/W     R/W     R/W
Initial Value      0      0      0      0      0      0      0      0