dtxfsts9

         Device IN Endpoint Transmit FIFO Status Register 9
      
Module Instance Base Address Register Address
i_usbotg_0_devgrp 0xFFB00800 0xFFB00A38
i_usbotg_1_devgrp 0xFFB40800 0xFFB40A38

Offset: 0x238

Access: RO

Important: The value of a reserved bit must be maintained in software. When you modify registers containing reserved bit fields, you must use a read-modify-write operation to preserve state and prevent indeterminate system behavior.
Bit Fields
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16

Reserved

15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0

ineptxfspcavail

RO 0x2000

dtxfsts9 Fields

Bit Name Description Access Reset
15:0 ineptxfspcavail
IN Endpoint TxFIFO Space Avail (INEPTxFSpcAvail)
Indicates the amount of free space available in the Endpoint
TxFIFO.
Values are in terms of 32-bit words.
 16'h0: Endpoint TxFIFO is full
 16'h1: 1 word available
 16'h2: 2 words available
 16'hn: n words available (where 0  n  32,768)
 16'h8000: 32,768 words available
 Others: Reserved
RO 0x2000