SENDSTALL=terminate
Control status lower register for INx endpoint (x == INDEX).
| INPKTRDY | IN Packet Ready. Write a 1 to clear |
| FIFONOTEMPTY | Read FIFO Not Empty Status. Automatically set when there is at least one packet in the IN FIFO. Write a 0 to clear. |
| UNDERRUN | Read IN FIFO Underrun Error Status Isochronous Mode: Automatically set if the IN FIFO is empty. Write 0 to clear |
| FLUSHFIFO | Flush Next Packet from IN FIFO. Write 1 to clear |
| SENDSTALL | Send STALL Handshake. 0 (terminate): Terminate STALL handhsake 1 (respond): Respond to an IN token with a STALL handshake |
| SENTSTALL | Read STALL Handshake Sent Status Automatically set when a STALL handshake is transmitted, at which time the IN FIFO is flushed, and inpktrdy is cleared. Write 0 to clear. |
| CLRDATATOG | Write 1 to clear IN endpoint data-toggle to 0. |
| INCOMPTX | Read Incomplete Split Transfer Error Status High-bandwidth isochronous transfers: Automatically set when a payload is split into multiple packets but insufficient IN tokens were received to send all packets. The current packets is flushed from the IN FIFO. Write 0 to clear. |