HD6417641 RENESAS [Renesas Technology Corp], HD6417641 Datasheet - Page 797

• Manufacturer Part Number: HD6417641
• Manufacturer: RENESAS [Renesas Technology Corp]

20.1
• Incorporates UDC (USB device controller) conforming to the USB standard
• Transfer speed: Full-speed
• Endpoint configuration
• Interrupt requests: generates various interrupt signals necessary for USB
• Clock: External input (48 MHz)
• Power-down mode
• In on-chip transceiver bypass mode (the XVEROFF bit of USBXVERCR resister is 1), a
Endpoint
Name
Endpoint 0
Endpoint 1
Endpoint 2
Endpoint 3
Automatic processing of USB protocol
Automatic processing of USB standard commands for endpoint 0 (some commands and
class/vendor commands require decoding and processing by firmware)
transmission/reception
Power consumption can be reduced by stopping UDC internal clock when USB cable is
disconnected
Automatic transition to/recovery from suspend state
Philips PDIUSBP11 Series transceiver or compatible product can be connected (when using a
compatible product, carry out evaluation and investigation with the manufacturer supplying the
transceiver beforehand)
Configuration 1
Features
Abbreviation
EP0s
EP0i
EP0o
EP1
EP2
EP3
Section 20 USB Function Module
Transfer Type
Setup
Control IN
Control OUT
Bulk OUT
Bulk IN
Interrupt
Interface 0
Maximum
Packet Size
8
8
8
64
64
8
Alternate setting 0
Rev. 4.00 Sep. 14, 2005 Page 747 of 982
FIFO Buffer
Capacity
(Byte)
8
8
8
128
128
8
Section 20 USB Function Module
DMA Transfer



Possible
Possible

Endpoint 1
Endpoint 2
Endpoint 3
REJ09B0023-0400