Atmel AT43DK355, User Manual, Page: 5 / 31

AT43DK355 USB Controller Dev. Kit User Guide 1-1
3429C–USB–7/04
Section 1
Introduction
Congratulations on your purchase of the AT43DK355 USB Development Kit. The
AT43DK355 is a complete starter kit and development system for Atmel's AT43USB35x
family of AVR
®
based USB microcontrollers (MCUs). It provides all of the necessary
hardware and firmware components to facilitate rapid prototyping and firmware develop-
ment of the AT43USB35x applications.
1.1 Features
The AT43DK355 Development Kit consists of the following:
„
Development Board for the AT43USB35x USB MCUs featuring
– An AT43USB355 full-speed USB controller programmable as a compound
device, a hub only device or a function only device
– One internal and two external downstream HUB ports
– 1 Kbytes on-chip program SRAM
– 24 Kbytes of program memory
– Parallel interface to PC for In-System firmware programming
– 8 push buttons and 8 LEDs for general use
– Pin header connectors for access to all available GPIO pins
„
Hardware design files (schematics and PCB layout)
„
USB 2.0 compliant USB firmware library
„
USB Wizard firmware source code generation utility
„
In-System Programming tool
„
Complete User Guide
1.2 Device Support
The AT43DK355 Development Kit and the accompanying software tools are intended to
support firmware development and prototyping for the AT43USB35x family of USB func-
tion controllers, including the
– AT43USB355
– AT43USB353M
– AT43USB351M