State machine pin control
| OUT_BASE | The virtual pin corresponding to OUT bit 0 |
| SET_BASE | The virtual pin corresponding to SET bit 0 |
| SIDESET_BASE | The virtual pin corresponding to delay field bit 0 |
| IN_BASE | The virtual pin corresponding to IN bit 0 |
| OUT_COUNT | The number of pins asserted by an OUT. Value of 0 -> 32 pins |
| SET_COUNT | The number of pins asserted by a SET. Max of 5 |
| SIDESET_COUNT | The number of delay bits co-opted for side-set. Inclusive of the enable bit, if present. |