AT90USB1286-16MU ATMEL [ATMEL Corporation], AT90USB1286-16MU Datasheet - Page 304

• Manufacturer Part Number: AT90USB1286-16MU
• Description: Microcontroller with 64/128K Bytes of ISP Flash and USB Controller
• Manufacturer: ATMEL [ATMEL Corporation]

23.16.2
304
AT90USB64/128
USB Host Pipe registers
• 7-0 - FLEN7:0 - Frame Length
The value contained the data frame length transmited.
• 7-3 - Reserved
The value read from these bits is always 0. Do not set these bits.
• 2-0 - PNUM2:0 - Pipe Number
Select the pipe using this register. The USB Host registers ended by a X correspond then to this
number.
This number is used for the USB controller following the value of the PNUMD bit.
• 7 - Reserved
The value read from these bits is always 0. Do not set these bits.
• 6 - P6RST - Pipe 6 Reset
Set this bit to 1 and reset this bit to 0 to reset the Pipe 6.
• 5 - P5RST - Pipe 5 Reset
Set this bit to 1 and reset this bit to 0 to reset the Pipe 5.
• 4 - P4RST - Pipe 4 Reset
Set this bit to 1 and reset this bit to 0 to reset the Pipe 4.
• 3 - P3RST - Pipe 3 Reset
Set this bit to 1 and reset this bit to 0 to reset the Pipe 3.
• 2 - P2RST - Pipe 2 Reset
Set this bit to 1 and reset this bit to 0 to reset the Pipe 2.
Bit
Read/Write
Initial Value
Bit
Read/Write
Initial Value
Bit
Read/Write
Initial Value
FLEN7
7
0
R
7
0
7
0
-
FLEN6
P6RST
RW
6
0
R
6
0
6
0
FLEN5
P5RST
RW
5
0
R
5
0
5
0
FLEN4
P4RST
4
0
RW
R
4
0
4
0
FLEN3
P3RST
3
0
RW
R
3
0
3
0
PNUM2
FLEN2
P2RST
RW
2
0
RW
R
2
0
2
0
PNUM1
FLEN1
P1RST
RW
RW
1
0
1
R
0
1
0
PNUM0
FLEN0
P0RST
RW
RW
0
0
0
R
0
7593A–AVR–02/06
0
0
UHFLEN
UPNUM
UPRST