Datasheet

578
AT32UC3A
30.8.2.12 USB Endpoint X Status Clear Register (UESTAXCLR)
Offset: 0x0160 + X . 0x04
Register Name: UESTAXCLR, X in [0..6]
Access Type: Write-Only
Read Value: 0x00000000
• TXINIC: Transmitted IN Data Interrupt Flag Clear
Set to clear TXINI.
Clearing has no effect.
Always read as 0.
• RXOUTIC: Received OUT Data Interrupt Flag Clear
Set to clear RXOUTI.
Clearing has no effect.
Always read as 0.
• RXSTPIC: Received SETUP Interrupt Flag Clear
Set to clear RXSTPI.
Clearing has no effect.
Always read as 0.
• UNDERFIC: Underflow Interrupt Flag Clear
Set to clear UNDERFI.
Clearing has no effect.
Always read as 0.
• NAKOUTIC: NAKed OUT Interrupt Flag Clear
Set to clear NAKOUTI.
31 30 29 28 27 26 25 24
– – – – – – – –
23 22 21 20 19 18 17 16
– – – – – – – –
15 14 13 12 11 10 9 8
– – – – – – – –
7 6 5 4 3 2 1 0
SHORT
PACKETC
STALLEDIC/
CRCERRIC
OVERFIC NAKINIC NAKOUTIC
RXSTPIC/
UNDERFIC
RXOUTIC TXINIC
w w w w w w w w
0 0 0 0 0 0 0 0
32058K
AVR32-01/12