Atmel Evaluation-Board AT90USBKey AT90USBKey AT90USBKey-2 Datenbogen
Produktcode
AT90USBKey-2
Introduction
1-4
AT90USBKey Hardware User Guide
7627A–AVR–04/06
1.2
AT90USBKey Features
The AT90USBKey provides the following features:
AT90USB QFN64
AVR Studio® software interface
(1)
USB software interface for Device Firmware Upgrade (DFU bootloader)
(2)
Power supply flagged by “VCC-ON” LED:
– regulated 3.3V
– from an external battery connector (for reduced host or OTG operation)
– from the USB interface (USB device bus powered application)
– from an external battery connector (for reduced host or OTG operation)
– from the USB interface (USB device bus powered application)
JTAG interface (connector not mounted):
– for on-chip ISP
– for on-chip debugging using JTAG ICE
– for on-chip debugging using JTAG ICE
Serial interfaces:
– 1 USB full/low speed device/host/OTG interface
On-board resources:
– 4+1-ways joystick
– 2 Bi-Color LEDs
– temperature sensor
– serial dataflash memories
– all microcontroller I/O ports access on 2x8pin headers (not mounted)
– 2 Bi-Color LEDs
– temperature sensor
– serial dataflash memories
– all microcontroller I/O ports access on 2x8pin headers (not mounted)
On-board RESET button
On-board HWB button to force bootloader section execution at reset.
System clock:
– 8 MHz crystal
Notes:
1. The AVRUSBKey is supported by AVR Studio®, version 4.12 or higher. For up-to-
date information on this and other AVR tool products, please consult our web site.
The most recent version of AVR Studio®, AVR tools and this User Guide can be
found in the AVR section of the Atmel web site, http://www.atmel.com.
The most recent version of AVR Studio®, AVR tools and this User Guide can be
found in the AVR section of the Atmel web site, http://www.atmel.com.
2. ATMEL Flip®, In System Programming Version 3 or Higher shall be used for Device
Firmware Upgrade. Please consult Atmel web site to retrieve the latex version of Flip
and the DFU bootloader Hex file if needed.
and the DFU bootloader Hex file if needed.