SAM3X8E Atmel Corporation, SAM3X8E Datasheet - Page 1178

• Manufacturer Part Number: SAM3X8E
• Manufacturer: Atmel Corporation

39.6.3.13
Name:
Address:
Access:
• INTFRQ: Pipe Interrupt Request Frequency
This field contains the maximum value in millisecond of the polling period for an Interrupt Pipe.
This value has no effect for a non-Interrupt Pipe.
This field is cleared upon sending a USB reset.
• BINTERVAL: bInterval parameter for the Bulk-Out/Ping transaction
This field contains the Ping/Bulk-out period.
This value must be in the range from 0 to 255.
• PINGEN: Ping Enable
This bit is relevant for High-speed Bulk-out transaction only (including the control data stage and the control status stage).
Writing a zero to this bit will disable the ping protocol.
Writing a one to this bit will enable the ping mechanism according to the USB 2.0 standard.
This bit is cleared upon sending a USB reset.
• PEPNUM: Pipe Endpoint Number
This field contains the number of the endpoint targeted by the pipe. This value is from 0 to 10.
This field is cleared upon sending a USB reset.
1178
1178
• If BINTERVAL>0 and PINGEN=1, one PING token is sent every BINTERVAL micro-frame until it is ACKed by the
• If BINTERVAL=0 and PINGEN=1, multiple consecutive PING token is sent in the same micro-frame until it is ACKed.
• If BINTERVAL>0 and PINGEN=0, one OUT token is sent every BINTERVAL micro-frame until it is ACKed by the
• If BINTERVAL=0 and PINGEN=0, multiple consecutive OUT token is sent in the same micro-frame until it is ACKed.
peripheral.
peripheral.
31
23
15
–
–
7
–
SAM3X/A
SAM3X/A
Host Pipe x Configuration Register
UOTGHS_HSTPIPCFGx [x=0..9]
0x400AC500
Read-write
30
22
14
–
–
6
PSIZE
29
21
13
–
5
PTYPE
PINGEN
INTFRQ/BINTERVAL
28
20
12
4
27
19
11
–
3
PBK
AUTOSW
26
18
10
2
PEPNUM
ALLOC
25
17
9
1
11057A–ATARM–17-Feb-12
11057A–ATARM–17-Feb-12
PTOKEN
24
16
8
0
–