| Field Name | Type | Description |
|---|---|---|
| fcw | xip_uint | Phase increment value. 32-bit unsigned value used by the NCO phase increment. |
| single_mod_cc | xip_uint | Number of cycles for which fcw is added to the phase accumulator. |
| dual_mod_cc | xip_uint | Number of cycles for which (fcw+1) is added to the phase accumulator. |