AT90USB646 datasheet(304/434 Pages) ATMEL

304 / 434 page

304

7593A–AVR–02/06

AT90USB64/128

• 7-0 - FLEN7:0 - Frame Length

The value contained the data frame length transmited.

23.16.2

USB Host Pipe registers

• 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

65432

FLEN7

FLEN6

FLEN5

FLEN4

FLEN3

FLEN2

FLEN1

FLEN0

UHFLEN

Read/Write

RRR

RRRRR

Initial Value

00000

Bit

76543

PNUM2

PNUM1

PNUM0

UPNUM

Read/Write

Initial Value

00000

Bit

76543210

P6RST

P5RST

P4RST

P3RST

P2RST

P1RST

P0RST

UPRST

Read/Write

Initial Value

00000000

AT90USB646 Datasheet(PDF) 304 Page - ATMEL Corporation

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