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Atmel Evaluation Kit for AT32uC3A0512, 32-Bit AVR Microcontroller Atmel ATEVK1105 ATEVK1105 Data Sheet

Product codes
ATEVK1105
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Page of 826
620
AT32UC3A
30.8.3.14
USB Pipe X Status Clear Register (UPSTAXCLR)
Offset:
0x0560 + X . 0x04
Register Name:
UPSTAXCLR, X in [0..6]
Access Type:
Write-Only
Read Value:
0x00000000
• RXINIC: Received IN Data Interrupt Flag Clear
Set to clear RXINI.
Clearing has no effect.
Always read as 0.
• TXOUTIC: Transmitted OUT Data Interrupt Flag Clear
Set to clear TXOUTI.
Clearing has no effect.
Always read as 0.
• TXSTPIC: Transmitted SETUP Interrupt Flag Clear
Set to clear TXSTPI.
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.
• NAKEDIC: NAKed Interrupt Flag Clear
Set to clear NAKEDI.
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
PACKETIC
RXSTALLDIC/
CRCERRIC
OVERFIC
NAKEDIC
–
TXSTPIC/
UNDERFIC
TXOUTIC
RXINIC
w
w
w
w
w
w
w
0
0
0
0
0
0
0
32058K
AVR32-01/12