7643 datasheet(251/424 Pages) RENESAS

251 / 424 page

Rev.2.00

Aug 28, 2006

page 130 of 202

7643 Group

REJ09B0133-0200

APPLICATION

2.6 USB

Fig. 2.6.25 Registers setting (2)

USB endpoint x (x=0 to 2) IN max. packet size register (Address : 5B16)

IN_MAXP

(Note 1)

Set max. IN packet size

MAXP=n✕8 when using endpoint 1

MAXP=n when using endpoint 0, 2

(n: setting value)

USB endpoint x (x=1 to 2) OUT max. packet size register (Address : 5C16)

OUT_MAXP

(Note 1)

Set max. OUT packet size

MAXP=n✕8 when using endpoint 1

MAXP=n when using endpoint 0, 2

(n: setting value)

Note 1: Set the corresponding endpoint to index register before setting these registers.

USB endpoint index register (Address : 5816)

USBINDEX

Endpoint index: Endpoint 0

00 0 0 0 0

IN_PKT_RDY bit

USB endpoint x (x=1 to 2) IN control register (Address : 5916)

IN_CSR

(Note 1)

SEND_STALL bit

TOGGLE_INIT bit

INTPT bit: “10” at interrupt (ratefeedback) transfer

TX_NOT_EPT flag

FLUSH bit

AUTO_SET bit

OUT_PKT_RDY flag

USB endpoint x (x=1 to 2) OUT control register (Address : 5A16)

OUT_CSR

(Note 1)

SEND_STALL bit

TOGGLE_INIT bit

FORE_STALL flag

FLUSH bit

AUTO_CLR bit

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