USB DMA Request Status
| EPRST0 | Control endpoint OUT (DMA cannot be enabled for this endpoint and EP0 bit must be 0). |
| EPRST1 | Control endpoint IN (DMA cannot be enabled for this endpoint and EP1 bit must be 0). |
| EPRST2 | Endpoint xx (2 <= xx <= 31) DMA request. 0 = DMA not requested by endpoint xx. 1 = DMA requested by endpoint xx. |
| EPRST3 | Endpoint xx (2 <= xx <= 31) DMA request. 0 = DMA not requested by endpoint xx. 1 = DMA requested by endpoint xx. |
| EPRST4 | Endpoint xx (2 <= xx <= 31) DMA request. 0 = DMA not requested by endpoint xx. 1 = DMA requested by endpoint xx. |
| EPRST5 | Endpoint xx (2 <= xx <= 31) DMA request. 0 = DMA not requested by endpoint xx. 1 = DMA requested by endpoint xx. |
| EPRST6 | Endpoint xx (2 <= xx <= 31) DMA request. 0 = DMA not requested by endpoint xx. 1 = DMA requested by endpoint xx. |
| EPRST7 | Endpoint xx (2 <= xx <= 31) DMA request. 0 = DMA not requested by endpoint xx. 1 = DMA requested by endpoint xx. |
| EPRST8 | Endpoint xx (2 <= xx <= 31) DMA request. 0 = DMA not requested by endpoint xx. 1 = DMA requested by endpoint xx. |
| EPRST9 | Endpoint xx (2 <= xx <= 31) DMA request. 0 = DMA not requested by endpoint xx. 1 = DMA requested by endpoint xx. |
| EPRST10 | Endpoint xx (2 <= xx <= 31) DMA request. 0 = DMA not requested by endpoint xx. 1 = DMA requested by endpoint xx. |
| EPRST11 | Endpoint xx (2 <= xx <= 31) DMA request. 0 = DMA not requested by endpoint xx. 1 = DMA requested by endpoint xx. |
| EPRST12 | Endpoint xx (2 <= xx <= 31) DMA request. 0 = DMA not requested by endpoint xx. 1 = DMA requested by endpoint xx. |
| EPRST13 | Endpoint xx (2 <= xx <= 31) DMA request. 0 = DMA not requested by endpoint xx. 1 = DMA requested by endpoint xx. |
| EPRST14 | Endpoint xx (2 <= xx <= 31) DMA request. 0 = DMA not requested by endpoint xx. 1 = DMA requested by endpoint xx. |
| EPRST15 | Endpoint xx (2 <= xx <= 31) DMA request. 0 = DMA not requested by endpoint xx. 1 = DMA requested by endpoint xx. |
| EPRST16 | Endpoint xx (2 <= xx <= 31) DMA request. 0 = DMA not requested by endpoint xx. 1 = DMA requested by endpoint xx. |
| EPRST17 | Endpoint xx (2 <= xx <= 31) DMA request. 0 = DMA not requested by endpoint xx. 1 = DMA requested by endpoint xx. |
| EPRST18 | Endpoint xx (2 <= xx <= 31) DMA request. 0 = DMA not requested by endpoint xx. 1 = DMA requested by endpoint xx. |
| EPRST19 | Endpoint xx (2 <= xx <= 31) DMA request. 0 = DMA not requested by endpoint xx. 1 = DMA requested by endpoint xx. |
| EPRST20 | Endpoint xx (2 <= xx <= 31) DMA request. 0 = DMA not requested by endpoint xx. 1 = DMA requested by endpoint xx. |
| EPRST21 | Endpoint xx (2 <= xx <= 31) DMA request. 0 = DMA not requested by endpoint xx. 1 = DMA requested by endpoint xx. |
| EPRST22 | Endpoint xx (2 <= xx <= 31) DMA request. 0 = DMA not requested by endpoint xx. 1 = DMA requested by endpoint xx. |
| EPRST23 | Endpoint xx (2 <= xx <= 31) DMA request. 0 = DMA not requested by endpoint xx. 1 = DMA requested by endpoint xx. |
| EPRST24 | Endpoint xx (2 <= xx <= 31) DMA request. 0 = DMA not requested by endpoint xx. 1 = DMA requested by endpoint xx. |
| EPRST25 | Endpoint xx (2 <= xx <= 31) DMA request. 0 = DMA not requested by endpoint xx. 1 = DMA requested by endpoint xx. |
| EPRST26 | Endpoint xx (2 <= xx <= 31) DMA request. 0 = DMA not requested by endpoint xx. 1 = DMA requested by endpoint xx. |
| EPRST27 | Endpoint xx (2 <= xx <= 31) DMA request. 0 = DMA not requested by endpoint xx. 1 = DMA requested by endpoint xx. |
| EPRST28 | Endpoint xx (2 <= xx <= 31) DMA request. 0 = DMA not requested by endpoint xx. 1 = DMA requested by endpoint xx. |
| EPRST29 | Endpoint xx (2 <= xx <= 31) DMA request. 0 = DMA not requested by endpoint xx. 1 = DMA requested by endpoint xx. |
| EPRST30 | Endpoint xx (2 <= xx <= 31) DMA request. 0 = DMA not requested by endpoint xx. 1 = DMA requested by endpoint xx. |
| EPRST31 | Endpoint xx (2 <= xx <= 31) DMA request. 0 = DMA not requested by endpoint xx. 1 = DMA requested by endpoint xx. |