参数资料
型号: ATSTK526
厂商: Atmel
文件页数: 16/40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
2.6
2.6.1
On-board Resources
Joystick
The 4+1 ways joystick is convenient for developing input device (USB) application: it
can easily emulate mouse movements, keyboard inputs, etc.
Closing a switch causes the corresponding signal to be pulled low, while releasing (not
pressed) causes an H.Z state on the signal. The user must enable internal pull-ups on
the input pins, removing the need for an external pull-up resistors on the switch.
Figure 2-15 . Joystick Schematic
PB[7..0]
SW3
1
2
Com1
Com2
Select
Lef t
Up
Right
Down
5
7
3
6
4
PB0
PB4
PB5
PB6
PB7
TPA511G
Figure 2-16 . Joystick Implementation
2.6.2
LEDs
The STK526 includes 4 green LEDs implemented on one line. They are connected to
the low nibble of “Port D” of AT90USB82/162 (PORTD[3..0]).
To turn ON one LED, the corresponding port pin must drive a high level. To turn OFF
one LED, the corresponding port pin must drive a low level. It is the opposite method
used in STK500.
Figure 2-17 . STK526 LEDs
STK526 rev. B Hardware User Guide
2-15
7709B–AVR–07/08
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