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64-PIN AVR EXPANSION B OARD
STK501
©Atmel Corporation, 2002
Atmel Corporation makes no warranty for
the use of its products, other than those
expressly contained in the Company’s
standard warranty which is detailed in
Atmel’s Terms and Conditions located on
the Company’s web site. The Company
assumes no responsibility for any errors
which may appear in this document,
reserves the right to change devices or
specifications detailed herein at any time
without notice, and does not make any
commitment to update the information
contained herein. No licenses to patents or
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with the sale of Atmel products, expressly
or by implication. Atmel’s products are not
authorized for use as critical components
in life support devices or systems.
Atmel
®
, AVR
®
and AVR Studio
®
are regis-
tered trademarks of Atmel.
Other terms and products names may be
the trademarks of others.
2474B-AVR-09/02/15M
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The STK501 supports both the In-System Programming mode (ISP) and the High-voltage
Programming mode of its supported devices.
AVR Studio, Atmel’s front-end tool for the STK500 Development Board, provides support for
STK501.
O
Port E, F, and G headers for the additional
ports on the 64-pin ATmega103, ATmega64,
and ATmega128
O
Footprint for mounting an external SRAM on
the board directly connected to the XRAM
interface of the AVR device
O
External SRAM interface (including address
latch)
O
Additional RS-232 port for dual UART
devices
O
JTAG connector for On-chip emulation using
the JTAG ICE on supported devices
O
On-board 32 kHz clock crystal for easy imple-
mentation of Real Time clock applications
The STK501 board is a hardware expansion module for the STK500 Development
Board. The ZIF socket on the STK501 adds support for ATmega103, ATmega64, and
ATmega128 to the list of devices supported by the STK500. The STK500 supports
all megaAVR
®
, tinyAVR
™
, and classic AVR devices.
The STK500 board provides full programming and development support for the
ATmega103, ATmega64, and ATmega128. Additional ports and interfaces on the
STK500 have now been made available with the STK501. Among the new features are:
Ordering Information
The STK501 is available from Atmel franchised distributors.
The ordering code is ATSTK501.
The latest version of AVR Studio is available free of charge from Atmel web site: www.atmel.com
Supported Devices
ATmega103, ATmega64, and ATmega128
Note: Low voltage devices are also supported.
Note: STK501 is not a stand-alone product. STK500 is needed for operation.