| Spec | Description |
|---|---|
| S1 |
|
| S2 | Step jump trigger (0-1 transition) |
| S3 | Step jump number |
| S4 | Default mask |
| S5 | Mask step 1 |
| S6 | Mask step 2 |
| S7 | Mask step 3 |
| S8 | Mask step 4 |
| S9 | Mask step 5 |
| S10 | Mask step 6 |
| S11 | Mask step 7 |
| S12 | Mask step 8 |
| S13 | Mask step 9 |
| S14 | Mask step 10 |
| S15 | Mask step 11 |
| S16 | Mask step 12 |
| S17 | Mask step 13 |
| S18 | Mask step 14 |
| S19 | Mask step 15 |
| S20 | Mask step 16 |
| S21 | Mask step 17 |
| S22 | Mask step 18 |
| S23 | Mask step 19 |
| S24 | Mask step 20 |
| S25 | Mask step 21 |
| S26 | Mask step 22 |
| S27 | Mask step 23 |
| S28 | Mask step 24 |
| S29 | Mask step 25 |
| S30 | Mask step 26 |
| S31 | Mask step 27 |
| S32 | Mask step 28 |
| S33 | Mask step 29 |
| S34 | Mask step 30 |
| S35 | Mask step 31 |
| S36 | Mask step 32 |
| Block | Type | Description |
|---|---|---|
| N | Bit | Mask ones digit |
| N+1 | Bit | Mask tens digit |
| N+2 | Bit | Mask hundreds digit |
| N+3 | Bit | Mask thousands digit |
| N+4 | Real | Current step number |