Interval for the Bulk-Out/Ping Transaction
Name:
BINTERVAL
Offset:
0x103 + (n x 0x20)
Reset:
0x00
Access:
PAC Write-Protection
Bit76543210
BINTERVAL[7:0]
AccessR/WR/WR/WR/WR/WR/WR/WR/W
Reset00000000

Bits 7:0 – BINTERVAL[7:0]: BINTERVAL

BINTERVAL

These bits contains the Ping/Bulk-out period.

These bits are cleared when a USB reset is sent or when PEN[n] is zero.

BINTERVAL Description
=0 Multiple consecutive OUT token is sent in the same frame until it is acked by the peripheral
>0 One OUT token is sent every BINTERVAL frame until it is acked by the peripheral

Depending from the type of pipe the desired period is defined as:

PTYPE Description
Interrupt 1 ms to 255 ms
Isochronous 2^(Binterval) * 1 ms
Bulk or control 1 ms to 255 ms
EXT LPM bInterval ignored. Always 1 ms when a NYET is received.