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