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| LXI H, O | HL - 0 | ||
| MVI B, 8 | B - 8 | ||
| DAD H | HL - (HL) + (HL) | ||
| RLC | |||
| JNC 800B | D2 | = 0 | |
| 0B | |||
| 800A | DAD D | HL - (HL) + (DE) | |
| 800B | DCR B | B - (B) - 1 | |
| 800C | JNZ 8005 | C2 | Tz = 0 |
| 800D | |||
| 800E | |||
| 800F | HLT |
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10
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| MVI A, 81 OUT FB | |
| IN FA | () |
| OUT F9 | () |
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| OUT FB | D3 | ||
| FB | |||
| START: IN FA | DB | ||
| FA | |||
| 800__ | OUT F9 | D3 | |
| 800__ | F9 | ||
| 800__ | JMP START | C3 | |
| 800__ | |||
| 800__ |
6. ,
| 3 | 2 | 1 | |||||
| 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
| 3 | 2 | 1 | |||||
| 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
| 3 | 2 | 1 | |||||
| 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
| 3 | 2 | 1 | |||||
| 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
| 3 | 2 | 1 | |||||
| 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
| 3 | 2 | 1 | |||||
| 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
| 3 | 2 | 1 | |||||
| 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
| 3 | 2 | 1 | |||||
| 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
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11
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______________________________________________________________________
