Rainbow Electronics AT91CAP9S250A User Manual

Page 895

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895

6264A–CAP–21-May-07

AT91CAP9S500A/AT91CAP9S250A

0 = Stall Sent/ISO CRC error/number of Transaction Error Interrupt is masked.

1 = Stall Sent /ISO CRC error/number of Transaction Error Interrupt is enabled.

• NAK_IN/ERR_FLUSH: NAKIN/Bank Flush Error Interrupt Enabled

0 = NAKIN Interrupt is masked.

1 = NAKIN/Bank Flush Error Interrupt is enabled.

• NAK_OUT: NAKOUT Interrupt Enabled

0 = NAKOUT Interrupt is masked.

1 = NAKOUT Interrupt is enabled.

• BUSY_BANK: Busy Bank Interrupt Enabled

0 = BUSY_BANK Interrupt is masked.

1 = BUSY_BANK Interrupt is enabled.

For OUT endpoints: an interrupt is sent when all banks are busy.

For IN endpoints: an interrupt is sent when all banks are free.

• SHRT_PCKT: Short Packet Interrupt Enabled

For OUT endpoints: send an Interrupt when a Short Packet has been received.

0 = Short Packet Interrupt is masked.

1 = Short Packet Interrupt is enabled.

For IN endpoints: a Short Packet transmission is guaranteed upon end of the DMA Transfer, thus signaling a BULK or
INTERRUPT end of transfer or an end of isochronous (micro-)frame data, but only if the UDPHS_DMACONTROLx reg-
ister END_B_EN and UDPHS_EPTCTLx register AUTO_VALID bits are also set.

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