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MICROPROCESSOR INSTRUCTION REFERENCE->RETN
RETN Return from non-maskable interrupt
IFF1 <- IFF2
Flags
| S | Not affected |
| Z | Not affected |
| H | Not affected |
| P/V | Not affected |
| N | Not affected |
| C | Not affected |
| No of | M | T | usec @ |
| bytes | cycles | states | 2 MHz |
| 2 | 4 | 14 | 7 |