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USB Device Controller
Figure 39.
Non-ISO RX DMA EOT Interrupt Handler
182
Universal Serial Bus (USB)
Non-ISO RX DMA
EOT handler
Read endpoint number
in DMAN_STAT.
DMAn_RX_IT_SRC
register.
Read DMAN_STAT.
DMAn_RX_SB register to be
informed of an odd number of
bytes for last transaction.
Inform the application
that the RX DMA transfer
on channel n is
completed.
IRQ_SRC.RXn_EOT = 1
to clear the IT.
End of
non-ISO RX DMA EOT
handler
The LH must renable
the endpoint to allow
next transfer.
SPRU761A
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