H8SXSLASH1663M datasheet(997/1504 Pages) RENESAS

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Section 20 USB Function Module (USB)

Rev. 2.00 Sep. 24, 2008 Page 965 of 1468

REJ09B0412-0200

Section 20 USB Function Module (USB)

This LSI incorporates a USB function module (USB).

20.1

Features

• The UDC (USB device controller) conforming to USB2.0 and transceiver process USB

protocol automatically.

Automatic processing of USB standard commands for endpoint 0 (some commands and

class/vendor commands require decoding and processing by firmware)

• Transfer speed: Supports full-speed (12 Mbps)

• Endpoint configuration:

Endpoint

Name

Abbreviation Transfer Type

Maximum

Packet Size

FIFO Buffer

Capacity (Byte)

DMA Transfer

Endpoint 0

EP0s

Setup

—

EP0i

Control-in

—

EP0o

Control-out

—

Endpoint 1

EP1

Bulk-out

128

Possible

Endpoint 2

EP2

Bulk-in

128

Possible

Endpoint 3

EP3

Interrupt-in

—

Configuration1-Interface0-AlternateSetting0

EndPoint1

EndPoint2

EndPoint3

• Interrupt requests: Generates various interrupt signals necessary for USB

transmission/reception

• Power mode: Self power mode or bus power mode can be selected by the power mode bit

(PWMD) in the control register (CTLR).

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