at32uc3b0512-z2ues ATMEL Corporation, at32uc3b0512-z2ues Datasheet - Page 478

• Manufacturer Part Number: at32uc3b0512-z2ues
• Description: 32-bit Avr Microcontroller
• Manufacturer: ATMEL Corporation

22.8.3.20
Register Name:
Access Type:
Offset:
Reset Value:
•
•
•
•
•
•
32059J–12/2010
COUNTER: Error Counter
CRC16: CRC16 Error
TIMEOUT: Time-Out Error
PID: PID Error
DATAPID: Data PID Error
DATATGL: Data Toggle Error
31
23
15
7
-
-
-
-
This field is incremented each time an error occurs (CRC16, TIMEOUT, PID, DATAPID or DATATGL).
This field is cleared when receiving a good usb packet without any error.
When this field reaches 3 (i.e., 3 consecutive errors), this pipe is automatically frozen (UPCONn.PFREEZE is set).
Writing 0b00 to this field will clear the counter.
This bit is set when a CRC16 error has been detected.
Writing a zero to this bit will clear the bit.
Writing a one to this bit has no effect.
This bit is set when a Time-Out error has been detected.
Writing a zero to this bit will clear the bit.
Writing a one to this bit has no effect.
This bit is set when a PID error has been detected.
Writing a zero to this bit will clear the bit.
Writing a one to this bit has no effect.
This bit is set when a Data PID error has been detected.
Writing a zero to this bit will clear the bit.
Writing a one to this bit has no effect.
This bit is set when a Data Toggle error has been detected.
Writing a zero to this bit will clear the bit.
Writing a one to this bit has no effect.
Pipe n Error Register
30
22
14
6
-
-
-
UPERRn, n in [0..6]
Read/Write
0x0680 + (n * 0x04)
0x00000000
COUNTER
29
21
13
5
-
-
-
CRC16
28
20
12
4
-
-
-
TIMEOUT
27
19
11
3
-
-
-
PID
26
18
10
2
-
-
-
DATAPID
25
17
9
1
-
-
-
AT32UC3B
DATATGL
24
16
8
0
-
-
-
478