
SH7285/SH7286 USB Function Module
USB to Serial Conversion Application Note
REJ05B1152-0100/Rev.1.00 May 2008 Page 2 of 35
1. Introduction
1.1 Specifications
This document describes how to use the SH7285/SH7286 USB function module, and how to implement a USB to
serial conversion system as an application example of the USB function module.
1.2 Functions
• USB function module
• Serial communication interface with FIFO (SCIF)
1.3 Applicable Conditions
• MCUs : SH7285 and SH7286
• Operating frequency : 100 MHz internal clock
50 MHz bus clock
50 MHz peripheral clock
• C compiler : Renesas Technology
SuperH RISC engine Family C/C++ Compiler Package Ver.9.01 Release 01
• Compile options : -cpu=sh2a -include="$(WORKSPDIR)¥inc"
-object="$(CONFIGDIR)¥$(FILELEAF).obj" -debug -gbr=auto
-chgincpath-errorpath -global_volatile=0 -opt_range=all
-infinite_loop=0-del_vacant_loop=0 -struct_alloc=1 –nologo
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