AT90SCR100 datasheet(224/433 Pages) ATMEL

224 / 433 page

224

TPR0327AY–SMS–30Jan09

AT90SCR100

• Bits 5..4 - PTOKEN1..0 : Pipe Token

Select the Token to associate to the Pipe

• 00: SETUP

• 01: IN

• 10: OUT

• 11: reserved

• Bits 3..0 - PEPNUM3..0 : Pipe Endpoint Number

Set this field according to the Pipe configuration. Set the number of the Endpoint targeted by the

Pipe. This value is from 0 and 15.

17.7.12

UPCFG1X - USB Pipe Configuration Register 1 for Pipe X

Set UPNUM register to point to the relevant Pipe before updating the UPCFG1X register.

• Bit 7 - Res : Reserved

This bit is reserved. The value read from these bits is always 0. Do not set these bits.

• Bits 6..4 - PSIZE0..2 : Pipe Size

Select the size of the Pipe:

• 000: 8

• 001: 16

• 010: 32

•011: 64

• Other: Reserved

• Bits 3..2 - PBK0..1 : Pipe Bank

Select the number of banks to declare for the current pipe!

• 00: 1bank

• 01: 2banks

• Others: reserved

• Bit 1 - ALLOC : Configure Pipe Memory

Set to configure the pipe memory with the characteristics.

Clear to update the memory allocation. Refer to the “Memory Management” chapter for more

details.

• Bit 0 - Res : Reserved

This bit is reserved. The value read from these bits is always 0. Do not set these bits.

Bit

321

$00AB

PSIZE [0..2]

PBK [0..1]

ALLOC

UPCFG1X

Read/write

R/W

Initial value

0x00

AT90SCR100 Datasheet(PDF) 224 Page - ATMEL Corporation

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