| time |   in   |reset|load | inc |  out   |
| 0+   |      0 |  0  |  0  |  0  |      0 |
| 1    |      0 |  0  |  0  |  0  |      0 |
| 1+   |      0 |  0  |  0  |  1  |      0 |
| 2    |      0 |  0  |  0  |  1  |      0 |