SH7280 Datasheet, PDF (1353/1726 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine family

Section 25 USB Function Module
Section 25 USB Function Module
25.1 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
Endpoint 0
Endpoint 1
Endpoint 2
Endpoint 3
Abbreviation
EP0s
EP0i
EP0o
EP1
EP2
EP3
Transfer Type
Setup
Control IN
Control OUT
Bulk OUT
Bulk IN
Interrupt
Maximum
Packet Size
8
8
8
64
64
8
FIFO Buffer
Capacity
(Byte)
8
8
8
128
128
8
DMA/DTC
Transfer



Possible
Possible

Configuration 1
Interface 0
Alternate setting 0
Endpoint 1
Endpoint 2
Endpoint 3
• Interrupt requests: generates various interrupt signals necessary for USB
transmission/reception
• Clock: External input (48 MHz)
Internal input (only when 12-MHz EXTAL is used)
• Power-down mode
Power consumption can be reduced by stopping UDC internal clock when USB cable is
disconnected
• Power mode: Self-powered
Rev. 1.00 Jun. 26, 2008 Page 1323 of 1692
REJ09B0393-0100