参数资料
型号: ATSTK526
厂商: Atmel
文件页数: 23/40页
文件大小: 0K
描述: KIT STARTER FOR AT90USB82/162
产品培训模块: MCU Product Line Introduction
megaAVR Introduction
标准包装: 1
系列: AVR®
类型: MCU
适用于相关产品: AT90USB162,AT90USB82
所含物品: 入门套件板、电源、缆线和软件
产品目录页面: 615 (CN2011-ZH PDF)
配用: ATSTK500-ND - PROGRAMMER AVR STARTER KIT
相关产品: AT90USB82-16MUR-ND - MCU AVR USB 8K FLASH 32-QFN
AT90USB162-16MU-ND - MCU AVR USB 16K FLASH 32-QFN
AT90USB162-16AU-ND - MCU AVR USB 16K FLASH 32-TQFP
AT90USB162-16MURDKR-ND - IC AVR MCU 16K FLASH 32QFN
AT90USB162-16AURDKR-ND - IC AVR MCU 16K FLASH 32TQFP
AT90USB82-16MU-ND - IC AVR MCU 8K FLASH 32QFN
AT90USB162-16MURCT-ND - IC AVR MCU 16K FLASH 32QFN
AT90USB162-16AURCT-ND - IC AVR MCU 16K FLASH 32TQFP
AT90USB162-16MURTR-ND - IC AVR MCU 16K FLASH 32QFN
AT90USB162-16AURTR-ND - IC AVR MCU 16K FLASH 32TQFP
Using the STK526
Figure 2-25 . STK526 Configuration for Parallel Programming
High Voltage Parallel Programming allows any operation on the device. This mode is
very usefull if a crucial fuse has been erased inadvertently. For example, if user disables
the SPIEN fuse from ISP mode, it can only be restored using Parallel Programming.
2.9
2.9.1
Debugging
Debugging with AVR JTAG ICE mkII
Every STK526 can be used for debugging with JTAG ICE MK II using the debugWire
protocol through the ISP connector.
Connect the JTAG ICE mkII as shown in Figure 2-23 (like for a simple programming
operation), for debugging help, please refer to AVR Studio? Help information.
As AT90USB82/162 parts are factory configured with the higher security level set, a chip
erase operation will be performed on the part before debugging with JTAG ICE MK II.
Thus the on-chip flash bootloader will be erased. It can be restored after the debug
session using the bootloader hex file available from ATMEL website or from the CD-
ROM included in the starter kit.
2-22
7709B–AVR–07/08
Note:
Starting a debugWire session will enable the DWEN fuse and disable the SPIEN fuse,
that will prevent ISP programming. AVR Studio? can restore the SPIEN fuse before clos-
ing a debugWire session. However the fuse bits can also be restored in Parallel
Programming mode.
STK526 rev. B Hardware User Guide
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